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NEET Botany Plant - Growth and Development 2026 NEET 2026 (Cancelled)

NEET Botany Question (2026) — Solution

Question

Match List I with List II : List I (Growth Regulator) List II (Function/Effect) A. 2,4-D I. Brewing industry B. GA _3 II. Stimulation of stomatal closure C. Kinetin III. Herbicide D. ABA IV. Nutrient mobilisation Choose the correct answer from the options given below :

Options

  1. A. A-III, B-I, C-IV, D-II
  2. B. A-IV, B-III, C-II, D-I
  3. C. A-IV, B-I, C-III, D-II
  4. D. A-I, B-II, C-IV, D-III

Answer

A. A-III, B-I, C-IV, D-II

Step-by-step solution

2,4-D is a synthetic auxin widely used as a herbicide to kill broad-leaved dicot weeds. GA _3 (Gibberellic acid) is used to speed up the malting process in the brewing industry. Kinetin is a cytokinin that promotes nutrient mobilisation, which helps in the delay of leaf senescence. ABA (Abscisic acid) acts as a stress hormone and stimulates the closure of stomata under conditions of water stress. Therefore, the correct matching is A-III, B-I, C-IV, D-II. Answer: A-III, B-I, C-IV, D-II

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