Co-ordination and control - Jamb Biology Past Questions and Answers

Question 46:

• JAMB 1987

The sequence of ear ossicles from the fenestra ovalis is

A. Malleus, incus and stapes
B. Malleus, stapes and incus
C. Stapes, incus and malleus
D. Stapes, malleuls and incus

Question 47:

• JAMB 1987

The center for controlling body temperature in the brains is the

A. Cerebrum
B. Cerebellum
C. Medulla
D. Hypothalamus

Question 48:

• JAMB 1987

Unlike auxins, gibberellins

A. Induces the formation of adventitious roots
B. Do not affect leaf and fruit abscission
C. Cannot stimulate stem elongation
D. Are quite effective as herbicides

Question 49:

• JAMB 1988

The function of ribosomes in cell is

A. Protein synthesis
B. Starch synthesis
C. Transport of materials
D. Lipid storage

Question 50:

• JAMB 1988

The function of ribosomes in cell is

A. Protein synthesis
B. Starch synthesis
C. Transport of materials
D. Lipid storage