JAMB Biology Past Questions & Answers - Page 380

1,896.

Which of the vertebra has a projection called odontoid process?

A.

Atlas

B.

Axis

C.

Thoracic

D.

Lumber

E.

Caudal

Correct answer is B

The AXIS has a large centrum which projects forward as the odontoid process.

1,897.

If a healthy potted plant is continuously kept in dim light

A.

the rate of respiration may equal that of photosynthesis

B.

more carbondioxide and water are taken in

C.

respiration may be halted

D.

the volume of oxygen released increases

Correct answer is A

No explanation has been provided for this answer.

1,898.

Which of the following pairs are the products of sucrose hydrolysis?

A.

Glucose + glucose

B.

Fructose + fructose

C.

Glucose + fructose

D.

Galactose + glucose

E.

 Fructose + galactose

Correct answer is C

No explanation has been provided for this answer.

1,899.

The main function of the swim-bladder is for

A.

Swimming

B.

Detecting sound

C.

Buoyancy

D.

Breathing

E.

Reproduction

Correct answer is C

No explanation has been provided for this answer.

1,900.

In dicotyledonous stem, each companion cell is found beside the

A.

endodermal cell

B.

xylem vessel

C.

sieve tube

D.

pericyclic fibre

Correct answer is C

No explanation has been provided for this answer.