JAMB Biology Past Questions & Answers - Page 378

1,886.

A corn differs from a bulb in that 

A.

its stem is the main food storage organ

B.

it has a flattened disc-shaped stem

C.

buds are absent in the axils of the leaves

D.

adventitious roots are present

Correct answer is A

No explanation has been provided for this answer.

1,887.

The components of castor oil seed and the maize grain are similar EXCEPT for the

A.

number of cotyledons

B.

location of the embryo

C.

number of radicles

D.

number of plumules

Correct answer is A

No explanation has been provided for this answer.

1,888.

Wind pollinated flowers usually have

A.

rough pollen grains

B.

sticky stigmas

C.

small and short stigmas

D.

long styles

Correct answer is D

No explanation has been provided for this answer.

1,889.

The lumbar vertebra when compared with a thoracic vertebra has a

A.

longer neural spine

B.

wider neural canal

C.

thicker centrum

D.

shorter transverse process

Correct answer is C

No explanation has been provided for this answer.

1,890.

Which of the following is the function of lymph?

A.

Carries hormones round the body

B.

Transports nutrients and oxygen from blood capillaries

C.

Distributes heat uniformly round the body

D.

conveys amino acids and glucose from the small intestine to the liver

Correct answer is B

No explanation has been provided for this answer.