Waec Agricultural Science 2017 Past Questions and Answers

Question 31:

• WAEC 2017

Which of the following practices is not a way of maintaining ornamental plants?

A. Pruning
B. Weeding
C. Watering
D. Harvesting

Question 32:

• WAEC 2017

Which of the following pairs of diseases attack coffee?

A. Mosaic and smut
B. Smut and ridge
C. Rust and mosaic
D. Rust and leaf spot

Question 33:

• WAEC 2017

Insect-pests of crops could be controlled by

A. Cover-cropping
B. Mulching
C. Crop rotation
D. Organic manuring

Question 34:

• WAEC 2017

Which of the following insect-pests does not attack cotton?

A. Aphid
B. Cotton stainer
C. Weevil
D. Pink bollworm

Question 35:

• WAEC 2017

Which of the following practices is an example of a cultural weed control method?

A. Use of insects
B. Mowing
C. Application of herbicides
D. Mulching