(A) $NAA$ ($\alpha$-Naphthalene acetic acid) and $2, 4-D$ ($2, 4$-dichlorophenoxy acetic acid) are synthetic auxins.Normally, auxins inhibit flowering

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(A) $NAA$ ($\alpha$-Naphthalene acetic acid) and $2, 4-D$ ($2, 4$-dichlorophenoxy acetic acid) are synthetic auxins.Normally, auxins inhibit flowering in many plants.However, in pineapple and litchi, the application of these synthetic auxins promotes flowering.Therefore, they are used to induce flowering in pineapple throughout the year.

Class 11 Biology Plant Growth and Development Auxin

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The pineapple, which under natural conditions is difficult to blossom, has been made to produce fruits throughout the year by the application of:

NEET 2013 All NEET

A
$NAA, 2, 4-D$
B
Phenyl acetic acid
C
Cytokinin
D
$IAA, IBA$

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Plant Growth and Development

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Auxin

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Which of the following is a synthetic auxin?

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To induce flowering in Litchi and Pineapple,which hormones are used for foliar spray?

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$A$ well-known naturally occurring auxin is, or a natural growth regulator (hormone) is:

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The pineapple, which under natural conditions is difficult to blossom, has been made to produce fruits throughout the year by the application of:

Similar Questions

Which of the following is a synthetic auxin?

Which of the following statements is false with respect to the application of auxins?

To induce flowering in Litchi and Pineapple,which hormones are used for foliar spray?

Which of the following is widely used to kill dicotyledonous weeds without affecting mature monocotyledonous plants?

$A$ well-known naturally occurring auxin is, or a natural growth regulator (hormone) is:

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