Understanding Plant Growth Regulators in Flowering Plants
Explore the responses of flowering plants to growth regulators through an engaging quiz format. Learn about the secretion of growth regulators in different plant locations and examples of synthetic growth regulator usage. Test your knowledge on plant stimuli, harmful surroundings, geotropism, and more. Enhance your understanding of plant growth responses and regulators.
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3.5.2 Responses in the Flowering Plant Follow-Me iQuiz
Q. State a location in a flowering plant where a growth regulator is secreted. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Give an example of the use of a synthetic growth regulator. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. What is an auxin? A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Define tropism. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. List three types of tropism. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. List three methods used by plants to protect themselves from adverse external environments. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Define thigmotropism. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Give an example of a growth regulator that promotes growth. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Give an example of a growth regulator that inhibits growth. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Name the plant used when you investigated the effect of a growth regulator on plant tissue. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Name the growth response of roots growing towards water. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. What do you understand by the term adverse external environment? A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Name the group of substances in plants which control responses to external stimuli. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Suggest a benefit to the plant of phototropism. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Give locations for two meristems in plants. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. What growth regulator did you use when investigating plant growth? A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. State two ways in which growth regulators in plants are similar to hormones in animals. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Give the term used for the growth response by a plant shoot to unidirectional light. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. TRUE or FALSE. The growth response of a plant to touch is called thigmotropism. A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Define Chemotropism A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Through which part of a stem are growth promoters transported? A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. For what purpose did you use IAA in the course of your practical activities? A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. Shoots grow away from gravity. This is an example of A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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Q. How would you make up solutions of different concentrations from a stock solution of IAA? A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed A growth regulator in plants Growth response of a plant to touch Root tip; Shoot tip; Bud; Embryo; Seed Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Rooting powder; Weed killer; Ripening of fruit; Seedless fruits Growth response of a plant to a stimulus Abscisic acid Growth response of a plant to a stimulus Abscisic acid Apical meristems of shoots Hydrotropism Serial dilution Apical meristems of shoots Hydrotropism Serial dilution Surroundings that are harmful to organism(s) Auxin; IAA IAA Surroundings that are harmful to organism(s) Auxin; IAA IAA Thigmotropism; Phototropism; Geotropism; Hydrotropism; Chemotropism Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Chemical in nature; Made at one site, function at another; Transported slowly, in vascular tissue Photosynthesis Thigmotropism; Phototropism; Geotropism; Photosynthesis Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Hydrotropism; Chemotropism Cress Phototropism Thorns; Stinging cells; Leaf fall; Perennation; Dormancy Cress Phototropism FALSE To examine the effect of growth regulators on plants TRUE Negative geotropism To examine the effect of growth regulators on plants FALSE TRUE Negative geotropism Growth response of a plant to chemicals Vascular bundles/tissue Plant growth regulators or auxins Growth response of a plant to chemicals Plant growth regulators or auxins Vascular bundles/tissue
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