JAMB Biology Past Questions & Answers - Page 370

1,846.

The mammalian pancreas is involved with the? 

A.

digestion of food only

B.

digestion and absorption of food

C.

digestion of food and regulation of blood sugar

D.

digestion of food, production of hormone and the regulation of blood sugar

E.

digestion of food, and the regulation of blood

Correct answer is D

The pancreas has two main functions: an exocrine function that helps in digestion and an endocrine function that regulates blood sugar.

1,847.

In an epigeal germination, it is the

A.

epicotyl that elongates fast

B.

hypocotyl that elongates fast

C.

hypogeal that elongates fast

D.

plumule that elongates fast

E.

 roots that elongate fast

Correct answer is B

No explanation has been provided for this answer.

1,848.

The algae, bryophytes, and pteridophytes are similar in that they

A.

are sea weeds

B.

have no vascular tissue

C.

require moisture for fertilization

D.

are microscopic plants

Correct answer is C

Algaes, bryophytes, and pteridophytes require water for their flagellated sperm to swim through to reach the egg.

1,849.

The three blood vessels that supply the mammalian alimentary canals are

A.

segmented artery, hepatic artery and coeliac artery

B.

coeliac artery, anterior mesenteric artery and posteroir mesenteric artery

C.

coelic artery, segmental artery and hepatic artery

D.

hepatic artery, anterior mesenteric artery and posterior mesenteric artery

E.

hepatic portal vein, anterior mesenteric artery and posterior mesenteric artery

Correct answer is B

No explanation has been provided for this answer.

1,850.

In which part of a leguminous plant can you find bacteria like Azotobacter?

A.

Spongy mesophyll of leaf

B.

At the nodes

C.

At the internodes

D.

In nodules

E.

Palisade mesophyll of leaf

Correct answer is D

No explanation has been provided for this answer.