Waec Agricultural Science 1993 Past Questions and Answers

Question 51:

• WAEC 1993

Which of the following statements about ticks is not correct?

A. Its body is divided into two parts
B. It has six pairs of legs
C. It can be controlled by regular dipping of animals
D. It is an external parasite
E. It can be found on goats

Question 52:

• WAEC 1993

cracking of egg laid by a flock of layers in a farm can be corrected by

A. Addition of iodine to the water supply
B. Increasing the level of vitamin D in mash
C. Increasing the quality of calcium in mash
D. Increasing the amount of calcim, phosphorus and vitamin D in their feed
E. Increasing carotene and calcium level of the mash

Question 53:

• WAEC 1993

bull calves intended for breeding are sometimes nose-ringed in order to

A. Improve their sense of detecting heat in cow
B. Minimize the incidence of respiratory diseases
C. Decrease the time of reaching maturity
D. Decrease the space requirement of the bull
E. Facilitate easy handling of the bull

Question 54:

• WAEC 1993

The hormone that prevents abortion or expulsion of the foetus during pregnancy is

A. Insulin
B. Progesterone
C. Estrogen
D. Adrenaline
E. Oxytocin

Question 55:

• WAEC 1993

Which of the following ingredients is required for the formation of egg-shell in poultry?

A. Bone meal
B. Blood meal
C. Maize meal
D. Rice bran
E. Groundnut cake