JAMB Biology Past Questions & Answers - Page 421

2,101.

which of these type of skeleton is most appropriate for a cockroach?

A.

Hydrostatic skeleton

B.

Exoskeleton

C.

Endoskeleton

D.

Cartilaginous skeleton

E.

Bony skeleton

Correct answer is B

Like most other insects, cockroaches have an exoskeleton, meaning their skeleton is located on the outside of their bodies.

2,102.

A trawler on a fishing trip caught a type of animal with hairs on its body. This animal could have been

A.

An amphibian

B.

a reptile

C.

a shark

D.

a mammal

E.

a seagull

Correct answer is D

We have aquatic mammals. These are mammals which depend on water either fully or partly. They have the qualities of mammals

2,103.

Euglena may be classified as a plant because is

A.

has chloroplast

B.

has a gullet

C.

lives in a pond

D.

possesses a flagellum

E.

has pellicle

Correct answer is A

Most euglena have chloroplasts, which is a basic characteristics of plants.

2,104.

The cilia in paramecium are use for

A.

respirating

B.

locomotion

C.

protection

D.

regulating food intake

E.

 excretion

Correct answer is B

Cilia have important functions in the life of Paramecium, such as locomotion through the surrounding water and ingestion of food into the cytostome.

2,105.

People suffering from myopia

A.

can see near object clearly

B.

can see far away object clearly

C.

cannot see any object clearly

D.

are colour blind

E.

are able to see clearly in the dark

Correct answer is A

Myopia is another name given to short- sightedness. Affected persons see close objects clearly but far objects are blurry and would take correction to get from a distance fixed on their retina.