JAMB Biology Past Questions & Answers - Page 419

2,091.

Which of these is not associated with the movement of the toad, reptile or bird?

A.

Hopping

B.

Bopping

C.

Flapping

D.

Gliding

E.

Pecking

Correct answer is E

Pecking is a form of feeding for birds not movement.

2,092.

Which of these is not associated with tadpole stages of toad or frog?

A.

V-shaped gland

B.

operculum

C.

external gills

D.

jelly

E.

shell

Correct answer is E

Tadpoles have soft skins and do not possess shells.

2,093.

The feature that distinguish the toad or frog from the fish is the absence of

A.

scales

B.

lungs

C.

paired appendages

D.

a tail

E.

skin glands

Correct answer is A

The fish possesses scales while the frog or toad do not.

2,094.

Rhizopus (or mucor)obtain its food from dead organic matter extracellularly. It is said to be

A.

a facultative parasite

B.

saprophyte

C.

an obligate parasite

D.

a commensal

E.

 an autotroph

Correct answer is B

A saprophyte or saprotroph is an organism which gets its energy from dead and decaying organic matter. This may be decaying pieces of plants or animals.

2,095.

Which of these is not true of the insect? The possession of

A.

two pairs of antennae

B.

jointed appendages

C.

exoskeleton

D.

three pairs of legs

E.

 segmented body

Correct answer is A

Insects possess one pair of antenna and not two pairs.