Jamb Biology 1987 Past Questions and Answers

Question 46:

• JAMB 1987

One of the functions of UNICEF is to

A. Prevent and control major disease
B. Prevent diseases outbreak by administering vaccines
C. Improve the health and nutrition of children and nursing mothers
D. Monitir enviromental pollution

Question 47:

• JAMB 1987

Nitrifying bacteria are important because they

A. Release nitrogen to the atmosphere
B. Convert atmospheric nitrogen to ammonia
C. Combine ammonia with nitrgen
D. Oxidize ammmonium salt to nitrates

Question 48:

• JAMB 1987

The process by which lime is added to clay soil is known as

A. Sedimentation
B. Flocculation
C. Leaching
D. Manuring

Question 49:

• JAMB 1987

Which of the plants is likely to have broad leaves and thin cuticle

A. R
B. S
C. T
D. U

Question 50:

• JAMB 1987

Which of the plants is likely to be desert species?

A. U
B. T
C. S
D. R