Waec Biology Past Questions and Answers

Question 391:

• WAEC 1995

In the anaerobic stage of respiration, the net ATP molecules produced per
glucose molecule

A. One
B. Two
C. Three
D. Four
E. Five

Question 392:

• WAEC 1995

Reabsorption of the metabolic products along the kidney tubules is made possible by the

A. Closeness of the intestine to the kidney
B. Convoluted nature of the tubules
C. Presence of convoluted tubules in the medulla
D. Presence of network of capillaries around the convoluted tubules
E. Joining of the main collecting tubules to the kidney tubules

Question 393:

• WAEC 1995

Hormones are transported around the mammalian body by

A. Water
B. Nerves
C. Blood
D. Osmosis
E. Diffusion

Question 394:

• WAEC 1995

Which of the following is not a function of insulin?

A. Accelerates the rate at which glucose is converted to glycogen
B. Promotes the uptake of glucose by tissues
C. Regulates the amount of glucose in the blood
D. Accelerates the absorption of glucose at the glomerulus
E. Stimulates muscles to oxidize glucose.

Question 395:

• WAEC 1995

Which of the following is the correct route of transmission of impulses along a reflex arc?

A. Receptor → sensory neurone → synapse → intermediate neurone → synapse → motor neurone → effector
B. Receptor → motor neutron e synapse → intermediate neurone → synapse → sensory neurone effector
C. Receptor → synapse → sensory neurone → intermediate neurone → synapse → effector → motor neurone
D. Effector → motor neurone → synapse → sensory neurone → synapse → intermediate neurone → receptor
E. Effector → intermediate neurone → synapse → motor neurone → synapse → sensory neurone → receptor.