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 Multiple Choice QuestionsMultiple Choice Questions

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161.

The cell derived from meristems differentiate and regain the capacity to divide by a phenomenon called

  • Differentiation

  • Dedifferentiation

  • Redifferentiation

  • Totipotency

  • Totipotency


162.

What is the site of perception of photoperiod necessary for induction of flowering in plants?

  • Pulvinus

  • Shoot apex

  • Leaves

  • Lateral buds


163.

It takes very long time for pineapple plants to produce flowers. Which combination of hormones can be applied to artificially induce flowering in pineapple plants throughout the year to increase yield?

  • Gibberellin and Cytokinin

  • Gibberellin and Abscisic acid

  • Cytokinin and Abscisic acid

  • Auxin and Ethylene


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