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NTA Abhyas NEET2020BotanyPlant - Growth and DevelopmentPractice

The internodal segments of tobacco stems the callus proliferated only if it contains ______(i)_____ in addition to ____(ii)____.

Options

  1. A(i) Yeast extract ; (ii) coconut milk
  2. B(i) Coconut milk; (ii) Auxin
  3. C(i) Yeast extract ; (ii) Cytokinin
  4. D(i) coconut milk.; (ii) Gibberellic acid

Correct answer

B. (i) Coconut milk; (ii) Auxin

Step-by-step solution

Coconut milk contains cytokinin. Both Auxin and Cytokinin help in the proliferation of Callus. If auxin is more root will while if cytokinin is more shoot will form.

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