The gap between the neurons is called

1. axon
2. internode
3. synapse
4. dendrite

Which part of the brain mainly controls body temperature?

1. Thalamus
2. Hypothalamus
3. Cerebrum
4. Cerebellum

Assertion(A): Loss of water as tiny drops along the margins of the tips of leaves, especially in the early morning is called guttation.

Reason: Excessive root pressure is responsible for guttation.

1. Both A and R are true
2. Both A and R are false
3. Ais true and R is false
4. A is false and R is true

Which one of the following does not affect the rate of transpiration?

1. Light
2. Wind
3. Age of the plant
4. Humidity