What is phototropism ?

(a) What is (i) phototropism and (ii) geotropism? Given that activity supported by labelled diagrams to show that light and gravity affect the direction of plant growth. (b) Mention the role of the following plant hormones. (i) Auxin (ii) Abscisic acid

How can you prove that plants show phototropism?

(a) Define phototropism. Give one example of phototropism. (b) How does phototropism occur in a plant stem (or shoot)? Explain with the help of labelled diagrams. (c) What is meant by positive phototropism and negative phototropism? Give one example of each type.

Negative phototropism occurs in

Negative phototropism occurs in

Who performed experiments on phototropism ?

Negative phototropism occurs in

Hormone involved in phototropism is