Lakhmir Singh and Manjit Kaur Solutions for Chapter: Control and Coordination, Exercise 1: Very Short Answer Type Questions

Give one example of the movement of a plant part which is caused by the loss of water (or migration of water).

Give one example of a plant part that is positively phototrophic as well as negatively geotropic. (Root/Shoot)

Which of the following is a growth movement and which is not?

a) folding up of leaves of the sensitive plant on touching with hand.

b) folding of petals of a dandelion flower when the light fades. 

Name the plant part that bends in the direction of gravity but away from light.

Name the plant part that bends towards the light but away from the force of gravity.

To which directional stimuli do the roots respond?

_____ is the hormone that causes phototropism in plants. (Cytokinin/Auxin)

The response of leaves to the sunlight is called _____. (phototropism/ phototactic movement/ photosynthesis)