Question

What is the external stimulus in thigmotropism?

Answer 1

Answer:

When subjected to constant directional pressure, such as a trellis, plants move to grow around the object providing the pressure; this process is known as thigmotropism. Thigmonastic responses include opening and closing leaves, petals, or other parts of the plant as a reaction to touch.

Explanation:

Hope it helps you !❤

Mark as the BRAINLIEST answers and follow me.

Thank you and good bye.

Answer 2

When subjected to constant directional pressure, such as a trellis, plants move to grow around the object providing the pressure; this process is known as thigmotropism. Thigmonastic responses include opening and closing leaves, petals, or other parts of the plant as a reaction to touch.



Hope it helps you ((:


Follow Me!!!