Jamb Biology 2020 Past Questions and Answers

Question 1:

• JAMB 2020

The hormone which regulates the amount of glucose in the blood is called?

A. Adrenalin
B. Auxin
C. Insulin
D. Thyroxine

Question 2:

• JAMB 2020

Deamination occurs in the?

A. Kidney
B. Pancreas
C. Spleen
D. Liver

Question 3:

• JAMB 2020

In an agricultural ecosystem, the biotic component consist of

A. Crops, pests and beneficial insects
B. Crops, temperature and humidity
C. Pests, beneficial insects and water
D. Crops, water and soil

Question 4:

• JAMB 2020

Epiphytes growing on the branches of trees provide an example of the relationship known as?

A. Parasitism
B. Commensalism
C. Saprophytism
D. Holophytism

Question 5:

• JAMB 2020

The hypha of rhizopus is said to be non-septate because it

A. Does not contain chloropyll
B. Has no cross wall
C. Is vacuoled
D. Stores oil globus