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Question

Synthetic auxins are used for

A
Killing weeds
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B
Ripening fruits
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C
Increasing the size of the fruits
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D
Stimulating growth of cells in tissue culture
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Solution

The correct option is D Killing weeds
2,4-D is the synthetic auxin responsible for the weedicide activity. It helps in killing the unwanted plants which grow along with the crop plant and thus reduce the yield. Presence of 2,4-D prevents this situation.

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