WAEC Biology Past Questions & Answers - Page 307

1,531.

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

A.

Receptor → sensory neuron → synapse → intermediate neuron → synapse → motor neuron → effector

B.

Receptor → motor neutron synapse → intermediate neuron → synapse → sensory neuron effector

C.

Receptor → synapse → sensory neuron → intermediate neuron → synapse → effector → motor neuron

D.

Effector → motor neuron → synapse → sensory neuron → synapse → intermediate neuron → receptor

E.

Effector → intermediate neuron → synapse → motor neuron → synapse → sensory neuron → receptor

Correct answer is A

No explanation has been provided for this answer.

1,532.

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

Correct answer is E

No explanation has been provided for this answer.

1,533.

Hormones are transported around the mammalian body via

A.

water

B.

nerves

C.

blood

D.

osmosis

E.

diffusion

Correct answer is C

No explanation has been provided for this answer.

1,534.

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.

convoluted tubules in the medulla

D.

network of capillaries around the convoluted tubules

E.

connecting the main collecting tubules to the kidney tubules

Correct answer is D

No explanation has been provided for this answer.

1,535.

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

A.

one

B.

two

C.

three

D.

four

E.

five

Correct answer is B

No explanation has been provided for this answer.