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Statement A: Auxin helps the cells to gr...

Statement A: Auxin helps the cells to grow longer and plant appears to bend towards light.
Reason R: Auxin diffuses towards shady side of shoot from its tip.
Which option is correct for Statement A and Reason R?

A

Both A and R are correct and R is explanation of A.

B

Both A and R are correct, but R is not explanation of A.

C

A is correct, R is incorrect.

D

A is incorrect, R is correct.

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D
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KUMAR PRAKASHAN-CONTROL AND COORDINATION-OBJECTIVE QUESTIONS AND ANSWERS (Select the correct alternative from those given below each question : )
  1. Which of the following plant hormone helps in the growth of the stem ?...

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  2. Through whom does the impulse enter into the cyton? a. Dendrite b. A...

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  3. Which is the largest and the most complex part of the human brain? a....

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  4. Who regulates the involuntary reflexes such as coughing, sneezing, hic...

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  5. The deficiency of which hormone causes diabetes ? a. Estrogen b. Thyr...

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  6. Where is the arrangement in the body for reflex action? a. In medulla...

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  7. What is the main function of endocrine system in animals? A) Coordina...

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  8. Which ovarian hormone regulates menstrual cycle in women ? A) Testos...

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  9. Which gland is stimulated to release its secretion in a scary situatio...

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  10. "Withdrawal of hand when unknowingly a rose prickle pricks the hand", ...

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  11. Hypothalamus is a part of A. Fore-brain B. Spinal cord C. Muscle t...

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  12. Who secretes releasing hormones? A. Pituitary gland B. Hypothalamus...

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  13. Whose excessive secretion causes the body to look like a gorilla? A.T...

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  14. Which disease takes place when there is a increase of sugar in the blo...

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  15. Statement A: Adrenaline diverts the blood to skeletal muscles of squir...

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  16. Statement A: The fore-brain is the main thinking part of the brain. ...

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  17. Statement A: Auxin helps the cells to grow longer and plant appears to...

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  18. How many endocrine glands from following are not in pairs ? Pancreas...

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  19. Find incorrect statement for cerebrum. a. It receives sensory impulse...

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  20. Which is sensitive to touch ? A. Human skin B. Tendrils of pea C. ...

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