'Living beings respond to stimuli'. Cite any two examples each of animals and plants to illustrate the same.

Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM

Expert Answer:

All living organisms respond to stimuli by moving towards or away from it. Examples -

i. The increased secretion of saliva on seeing our favourite food is the response to the flavour of the food.

ii. A bright flash of light makes us wink or close our eyes where light is the stimulus.

iii. The leaves of the Touch-me-not' plant droop on touching them.

iv. The tip of the shoot moves towards light.

Answered by  | 4th Jun, 2014, 03:23: PM