Question

give an example of negative thigmotropism and chemotropism. plzzz if anyone know the answer plzzz reply fast

Answer 1

There are lots of examples of the negative chemotropism as well as thignotropism observed during various processes.

One of the well-known examples of the negative thigmotropism is a movement of the plant roots through soil.

The main example of the chemotropism is actually seen through the developed of the pollen tube.

Answer 2

Answer:

-ve chemotropism- the plant roots frow away from harmful chemicals below the ground

-ve thigmotropism- movements of roots when it feel an obstacle in between their path of growth

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