Waec Biology Past Questions and Answers

Question 1806:

• WAEC 1988

The pituitary is called 'master gland' because

A. It is locatd in the brain
B. Its secretion are the more numerous than those of the other gland
C. Its secretion controls the other glands
D. It is the only organ that produces hormone
E. It regulates muscular movements

Question 1807:

• WAEC 1988

Auxins are produced in the

A. Petiole of leaves
B. Parenchyma of roots and shoots
C. Epidermis of roots and shoots
D. Apical regions of roots and shoots
E. Sclerenchyma tissues of roots and shoots

Question 1808:

• WAEC 1988

The brain and the spinal cord make up the

A. Pheripheral nervous system
B. Automatic nervous system
C. Central nervous system
D. Somatic nervous system
E. Sympathetic nervous system

Question 1809:

• WAEC 1988

Which of the following specialized structures are stimulated by touch, pressure, pain, heat and cold?

A. Receptors
B. Synapse
C. Cell bodies
D. Myelin sheath
E. Relay neurones

Question 1810:

• WAEC 1988

Which of the following is not correct about a fruit? lt

A. May contain many seeds
B. Is a mature ovary
C. Is covered by the pericarp
D. May develop from the receptacle
E. Possesses only one scar.