JAMB Biology Past Questions & Answers - Page 362

1,806.

Which of the following diseases is NOT caused by a virus?

A.

Rinderpest

B.

Maize rust

C.

Newcastle diseases

D.

Swine fever

E.

Cassava mosaic diseases

Correct answer is B

No explanation has been provided for this answer.

1,807.

The part of the ear that is concerned with balance is the

A.

semi-circular canals

B.

incus

C.

malleus

D.

Eustachian tube

Correct answer is A

No explanation has been provided for this answer.

1,808.

The elephant grass is propagated vegetatively by means of

A.

corms

B.

bubils

C.

suckers

D.

stolons

Correct answer is D

No explanation has been provided for this answer.

1,809.

Fruits that develop without fertilization are described as

A.

simple

B.

pathencorpic

C.

aggregate

D.

compound

Correct answer is B

No explanation has been provided for this answer.

1,810.

During mammalian embryo development, large amounts of oestrogen and progesterone are produced in the

A.

umbilical cord

B.

amnion

C.

placenta

D.

amniotic fluid

Correct answer is C

No explanation has been provided for this answer.