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Plant parts show two types of movements,...

Plant parts show two types of movements, one dependent on growth and the other independent of growth. Give on example of the movement in plant parts:
(a) which depends on growth
(b) which does not depend on growth

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The correct Answer is:
(a) Bending of stem (or shoot) towards light (b) Folding up of the leaves of a sensitive plant on touching
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LAKHMIR SINGH & MANJIT KAUR-CONTROL AND COORDINATION -Exercise
  1. To which directional stimuli do: (a) roots respond? (b) shoots re...

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  2. Fill in the following blanks: (a) A plant's response to light is cal...

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  3. Plant parts show two types of movements, one dependent on growth and t...

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  4. What is a plant hormone? Name four plant hormones. State one function ...

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  5. (a) What does a root do in response to gravity? What is the phenomenon...

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  6. (a) What does a stem (or shoot) do in response to gravity? What is thi...

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  7. (a) What does a Mimosa pudica plant do in response to touch? What is t...

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  8. (a) What does a plant root do in response to water? What is this pheno...

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  9. What is a tendril? Name the two types of tendrils. What does a tendri...

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  10. Name the five types of tropisms. How are tropic movements helpful to p...

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  11. Define chemotropism. Give one example of chemotropism. State whether t...

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  12. Distinguish between tropic movements and nastic movements in plants. G...

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  13. (a) What is meant by nastic movement in plants? Give one example of na...

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  14. A potted plant is kept horizontally for a considerable time. The three...

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  15. Name of the plant hormones which are responsible for the following eff...

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  16. Name the plant organs which are:

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  17. Why is the folding up of the leaves of a sensitive plant on touching w...

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  18. Why is the closing of a Dandelion flower at dusk (when it gets dark) n...

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  19. (a) What is meant by 'tropisms' (or tropic movements)? Explain with an...

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  20. (a) Define phototropism. Give one example of phototropism. (b) How d...

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