Question

Match the tropic movements to their stimuli.

• A. Chemical
• B. Light
• C. Physical touch
• D. Gravity

Answer 1

Plant parts show responses to different environmental factors. The behavioural responses of plants where they move towards ar away from stimulus is called tropism. There are different types of tropism: response to light is phototropism, response to gravity is geotropism, response to physical contact is the thigmotropism and response to chemicals is chemotropism.