Q1 of 36 Page 261

The plant part which exhibits negative geotropism is:

Stem shows negative geotropism because it shows its growth against the force of gravity.

This is a picture showing geotropism.

What is called the movement of plant toward the gravity?

The growth of a pollen tube towards the ovule is caused by....

A phototropism

B. hydrotropism

C. gravitropism

D. chemotropism

Bending of the shoot of a plant in response to light is known as.....

The stimulus in the process of thigmotropism is:

Questions · 36

14. Control and Coordination in Organisms

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