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  • Plant Growth and Development (Class - XI)
  • Which of the following plant growth regulators is/are spr...
Multiple choice

Which of the following plant growth regulators is/are sprayed on juvenile conifers to hasten their maturity period?

  1. Cytokinins

  2. Ethylene

  3. Auxins

  4. Abscisic acid

  5. Gibberellins

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