Jamb Biology 1997 Past Questions and Answers

Question 31:

• JAMB 1997

The part of the brain that regulates most biological cycles in humans is

A. Olfactory lobe
B. Optic lobe
C. Medulla oblongata
D. Pineal body

Question 32:

• JAMB 1997

The ability of the eye to focus on both near and distant objects is termed

A. Image formation
B. Refraction
C. Hypermetropia
D. Accomodation

Question 33:

• JAMB 1997

The speed of wind can be measured with an instrument called

A. Hygrometer
B. Secchi disc
C. Anemometer
D. Wind vane

Question 34:

• JAMB 1997

Which organism in the food-web illustrated above is an omnivore?

A. Weevils
B. Rat
C. Hawk
D. Prayer mantis

Question 35:

• JAMB 1997

Toads and lizards in an ecosystem depend on a limited quantity of food. This is an example of

A. Parasitism
B. Intraspecific competition
C. Predation
D. Interspecific competition