Waec Agricultural Science 1990 Past Questions and Answers

Question 16:

• WAEC 1990

Soil can be drained by the use of the following except

A. Sprinklers
B. Channels
C. Gutters
D. Ditches
E. Porous pipes

Question 17:

• WAEC 1990

What are give and take lines often used in farm surveying?

A. Leveling measurements of farms
B. Chain measurements of farmlands
C. Measuring diversion or obstruction in a farmland
D. Measuring turning points during surveying
E. Measuring farms with irregular boundaries

Question 18:

• WAEC 1990

Which of the following is not a limitation of farm mechanization?

A. Technical know-how
B. Capital
C. Small holdings
D. Lack of spare parts
E. Labour

Question 19:

• WAEC 1990

Incubators are used to supply heat to

A. Day-old chicks
B. Sick fowls in cold weather
C. Cockerels to increase their libido
D. Poultry attendants for protection against cold
E. Fertilized egg for chick development

Question 20:

• WAEC 1990

Root knot of tomato is caused by a

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