JAMB Biology Past Questions & Answers - Page 329

1,641.

Manufactured food in the plant is transported through the

A.

xylem

B.

phloem

C.

cambium

D.

cortex

Correct answer is B

No explanation has been provided for this answer.

1,642.

The butterfly is of great economic importance because

A.

of its use in scientific studies

B.

it sucks nectar from flowers

C.

it adds to the beauty of the environment

D.

it pollinates flowers of crops and other plants

Correct answer is D

No explanation has been provided for this answer.

1,643.

The spores of mucor are dispersed by

A.

water

B.

wind

C.

insects

D.

explosive mechanism

Correct answer is B

No explanation has been provided for this answer.

1,644.

Flame cells are the

A.

excretory system of worms

B.

excretory and respiratory systems of flatworms

C.

secretory system of flatworms

D.

excretory system of flatworms

Correct answer is D

No explanation has been provided for this answer.

1,645.

The most successful group of animals in terms of diversity of species is

A.

mollusca

B.

arthropoda

C.

mammalia

D.

platyhelminthes

Correct answer is B

No explanation has been provided for this answer.