JAMB Biology Past Questions & Answers - Page 381

1,901.

The pancreatic juice contains the enzymes amylopsin,

A.

pepsin, and trpsinogen

B.

rennin, and steapsin

C.

steapsin, and trypsinogen

D.

steapsin, and ptyalin

Correct answer is C

No explanation has been provided for this answer.

1,902.

Refrigeration, as a method of preservation, has ONE of the following characteristics:

A.

Kills all the bacteria

B.

Kill most of the bacteria

C.

Makes the bacteria inactive

D.

Dries food

E.

Hydrolyses food

Correct answer is C

No explanation has been provided for this answer.

1,903.

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.

1,904.

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.

1,905.

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.