JAMB Biology Past Questions & Answers - Page 347

1,731.

Vegetation propagation is described as asexual reproduction because

A.

reproductive organs are not involved

B.

new individuals are not formed

C.

many new plants are produced

D.

genetic materials are not exchanged

Correct answer is D

No explanation has been provided for this answer.

1,732.

Which of the following is INCORRECT? The prothallus of a fern

A.

Is flattened heart-shaped structure

B.

Is green because its cells contain chloroplasts

C.

Is the dominant plant

D.

Bears the sexual organ

E.

Is attached to the ground by numerous rizoids

Correct answer is C

No explanation has been provided for this answer.

1,733.

Which of the following invertebrates does NOT possess antennae?

A.

Centipede

B.

Crustacean

C.

Millipede

D.

Insect

E.

Spider

Correct answer is E

No explanation has been provided for this answer.

1,734.

A collection of achenes formed from several carpels of a flower is

A.

a multiple fruit

B.

an aggregate fruit

C.

a schizocarp

D.

a simple fruit

Correct answer is C

No explanation has been provided for this answer.

1,735.

Spirogyra and mucor can be grouped together as Thallophyta because 

A.

They are unicellular organisms

B.

Their spores could be dispersed by wind

C.

They are capable of living independent lives

D.

They reproduce sexually only

E.

Their bodies are made up of thallus and filaments alternatively

Correct answer is E

No explanation has been provided for this answer.