Functions of auxins include

Promoting flowering in pineapple

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Inducing parthenocarpy in tomato

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Use as herbicides to kill dicot weeds

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All of these

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Solution

The correct option is C All of these
Auxin is a hormone produced in plants at the tip of the stems and roots.
They promote flowering in pineapple and litchi.
They make unpollinated pistils to induce parthenocarpy in tomato.
They are used as herbicides to kill broad leaved dicot weeds in cereal crops and they do not affect monocotyledons.
Thus, the correct answer is 'All of these.'

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Similar questions

Chemicals that kill weeds are known as herbicides.

Name a hormone which

A. is gaseous in nature

B. is responsible for phototropism

C. induces femaleness in flowers of cucumber

D. is used for killing weeds (dicots)

E. induces flowering in long day plants.

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