Humans And Environment - Biology Jamb Past Questions and Answers

Question 6 :

• JAMB 1980

A mosquito which produces eggs which float, and whose larvae lie horizontal to the water surface, also rests at the angle on a vertical surface. This type of mosquito is

A. Aedes
B. Anopheles
C. Culex
D. Tiger mosquito
E. None of the above

Question 7 :

• JAMB 1981

A surprising fact about sickle cell disease is that it

A. Affects only black people
B. Kills the patient
C. Is hereditary
D. Affects blood cells
E. Weakens the patient

Question 8 :

• JAMB 1981

In which of the following plants is swollen shoot disease common?

A. Groundnut
B. Cocoa
C. Corn
D. Cotton
E. Rubber

Question 9 :

• JAMB 1981

The deficiency of vitamin D leads to

A. Scurvy
B. Pellagra
C. Rickets
D. Beriberi
E. Polio

Question 10 :

• JAMB 1982

Kwashiorkor is caused by severe deficiency of

A. Water
B. Oil
C. Drugs
D. Proteins
E. Sugars