Question 141:

• JAMB 2013

The causative organism of Avian influenza is a

A. Bacterium
B. Virus
C. Fungus
D. Protozoan.

Question 142:

• JAMB 2013

The introduction of proper planktons species
into the pond is referred to as

A. Fertilization
B. Innoculation
C. Stocking
D. Liming.

Question 143:

• JAMB 2013

Selection based on the performance of ancestors
is referred to as

A. Family selection
B. Pedigree selection
C. Progeny selection
D. Line selection.

Question 144:

• JAMB 2013

The most important of all the factors of
production in crop farming is

A. Labour
B. Capital
C. Land
D. Management.

Question 145:

• JAMB 2013

From the curve above, at what point is it
advisable for the farmer to stop further addition
of input?

A. I
B. II
C. III
D. IV