State whether the following statement is true or false: The cerebellum is a part of the hindbrain.

Which is the main thinking part of the brain? State how it functions.

State whether the following statement is true or false: The pituitary gland secretes growth hormone.

Name the plant hormones responsible for the following:
$(a)$ Elongation of cells
$(b)$ Growth of stem
$(c)$ Promotion of cell division
$(d)$ Falling of senescent leaves.

Which of the following statements is correct about receptors?

Involuntary actions in the body are controlled by