JAMB Biology Past Questions & Answers - Page 269

1,341.

In what part of the human body does the secretion of the growth hormone occur?

A.

Head region

B.

Waist region

C.

Neck region

D.

Gonads

Correct answer is A

No explanation has been provided for this answer.

1,342.

The order in which organic evolution has progressed in plants is

A.

thallophyta, schizophyta, bryophyta, pteridophyta, and spermatophyta

B.

schizophyta, thallophyta, bryophyta, pteridophyta, and spermatophyta

C.

pteridophyta, spermatophyta, thallophyta, schizophyta, and bryophyta

D.

bryophyta, pteridophyta, spermatophyta, thallophyta, and schizophyta

Correct answer is B

No explanation has been provided for this answer.

1,343.

A characteristic of vertebrates that is unique to mammals is

A.

the presence of pentadctyl limbs

B.

parental care

C.

the possession of scrotum

D.

pulmonary circulation

Correct answer is C

No explanation has been provided for this answer.

1,344.

Coelom is absent in the class of animals termed

A.

mollusca

B.

reptilia

C.

arthropoda

D.

coelenterata

Correct answer is D

No explanation has been provided for this answer.

1,345.

The most recently evolved structure in animals is the

A.

hair

B.

cilium

C.

scale

D.

feather

Correct answer is A

No explanation has been provided for this answer.