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CBSE Class 10 Science 2020 · Paper 31/C/1 · Question 13

Control and Coordination 1 mark Medium
For question numbers 13 and 14, two statements are given — one labelled as Assertion (A) and the other labelled as Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below :

Assertion (A): Plant hormones are chemicals produced in plants which help to coordinate growth, development and response to stimulus and environment.

Reason (R): Abscisic acid is a plant hormone that promotes cell division.

  1. (a)Both (A) and (R) are true and (R) is the correct explanation of the assertion (A).
  2. (b)Both (A) and (R) are true, but (R) is not the correct explanation of the assertion (A).
  3. (c)(A) is true, but (R) is false.
  4. (d)(A) is false, but (R) is true.

Answer

(c) (A) is true, but (R) is false.

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