The correct statement about Auxins is:

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These are plant hormones

Can regulate the growth of the plant

Both 1& 2

None of the above

answer is C.

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Detailed Solution

Concept- Plant hormones are called auxins. Plants naturally produce these. The root and shoot tips contain these. Cell elongation, division, and differentiation can all be encouraged by it.
The auxins are a group of naturally occurring and artificially synthesized plant hormones. They play a vital role in the regulation of plant growth. The auxins were initially isolated from the human urine. The auxin means to “enlarge” or “increase”. They allow cell division, differentiation and elongation.
The auxin is a key regulator in plant growth and development, orchestrating cell division, elongation and differentiation, and transition to flowering.
Hence, the correct answer is option 3.

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