Waec Agricultural Science 2019 Past Questions and Answers

Question 16:

• WAEC 2019

Biological control of insect-pests of crops is carried out through?

A. Crop rotation
B. Use of predators
C. Use of pesticides
D. Farm sanitation

Question 17:

• WAEC 2019

During the production of palm oil, the oil palm fruits are boiled in order to?

A. Harden the kernel
B. Prevent high level of oil rancidity
C. Extract oil from the palm fruit
D. Separate mesocarp from endocarp

Question 18:

• WAEC 2019

Which of the following breeds of cattle is exotic?

A. Sokoto gudali
B. Ndama
C. Friesian
D. Muturu

Question 19:

• WAEC 2019

The diagram above represents the digestive system of a?

A. Buck
B. Cock
C. Bull
D. Sow

Question 20:

• WAEC 2019

The main function of the part labelled I is?

A. Temporary storage of food
B. Production of digestive enzymes
C. Crushing of food particles
D. Transportation of food nutrients