Waec Agricultural Science 1991 Past Questions and Answers

Question 21:

• WAEC 1991

Which of the following crops is not correctly grouped with its industrial product?

A. Cocoa-chocolate
B. Rubber-boots
C. Coconut-oil
D. Cotton-textile
E. Orange-margarine

Question 22:

• WAEC 1991

The objective of crops improvement programmes is to produce the following except

A. Crop types with improved taste and processing
B. Disease-resistance crops
C. High-yielding crops
D. Crops adapted to adverse enviromental conditions
E. Crops resistant to all pests

Question 23:

• WAEC 1991

The bacterial blight of cotton is also known as

A. Black arm
B. Leaf spot
C. Damping off
D. Twister
E. Leaf rust

Question 24:

• WAEC 1991

Staking is very essential in the cultivation of

A. Tomato and pepper
B. Cassava and cowpea
C. Cowpea and spinach
D. Tomato and yam
E. Spinach and pepper

Question 25:

• WAEC 1991

Vetok 85 is used to control

A. Rodents
B. Birds
C. Stem borers
D. Reptiles
E. Nematodes