Question

Thigmotropism is shown by:(a) tendril(b) pinna(c) stem(d) leaf

Answer 1

hey buddy !! here's your answer. ...
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✔️ Thigmotropism is the directional response of a plant organ to touch or physical contact with a solid object. This directional response is generally caused by the induction of some pattern of differential growth and helps in providing support.

✔️ This phenomenon is shown by the climbing tendrils of some plants, such as the sweet pea.

so your answer is ....✴️ a

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hope it helps !! ❤️✌️