Jamb Agricultural Science Past Questions and Answers

Question 106:

• JAMB 2015

Which of the following insects transmits swollen shoot disease of cocoa?

A. Steam borer
B. Mealybug
C. White fly
D. Scale insect

Question 107:

• JAMB 2015

Which of the following diseases commonly occurs during brooding?

I. Yolk sac infection
II. Coccidiosis
III. Fowl pox
IV. Pullorum

A. I, II and III only
B. I, II and IV only
C. I, III and IV only
D. I, II and IV.

Question 108:

• JAMB 2015

A detrimental effect of bush burning is that it

A. Destroys soil organic matter
B. Destroys weed seeds
C. Sterilizes the soil
D. Adds potash to the soil

Question 109:

• JAMB 2015

Government plays roles in the development of agriculture through the following means except

A. Provision of subsidies
B. Training of farmer's children
C. Establishment of agricultural development programmes
D. Establishment of farm settlements

Question 110:

• JAMB 2015

Sexual maturity in farm animals is not influenced by their

A. Breed
B. Sex
C. Nutrition
D. Wearing age