WAEC Agricultural Science Past Questions & Answers - Page 155

771.

A sow that is not producing milk after farrowing should be given

A.

Oxytocin

B.

Antibiotic

C.

Anthelmintric drug

D.

Sulphaquinoxaline

Correct answer is A

No explanation has been provided for this answer.

772.

Sexual maturity in farm animal is not influenced by their

A.

Breed

B.

Sex

C.

Nutrition

D.

Weaning age

Correct answer is B

No explanation has been provided for this answer.

773.

The correct sequence of feed utilization in farm animals is

A.

Digestion-ingestion-absorption-assimilation

B.

Ingestion-digestion-assimilation-absorption

C.

Ingestion-digestion-assimilation

D.

Digestion-assimilation-ingestion-absorption

Correct answer is B

No explanation has been provided for this answer.

774.

If T represents the gene for tallness while t represents dwarfness. The genotypic ratio of the second filial generation will be

A.

3:1

B.

1:2:1

C.

2:2

D.

4:0

Correct answer is B

No explanation has been provided for this answer.

775.

If T represents the gene for tallness while t represents dwarfness. When a tall (TT) crop is crossed with a dwarf (tt) crop, the resultant crop will be

A.

100% dwarf

B.

100% tall

C.

50% tall and 50% dwarf

D.

75% tall and 25% dwarf

Correct answer is B

No explanation has been provided for this answer.