JAMB Past Questions and Answers - Page 1438

7,186.

The Balami is a breed of

A.

Pig

B.

Sheep

C.

Goat

D.

Cattle

Correct answer is B

The Balami is a breed of sheep. It is one of the domestic sheep found in Africa, particularly in Nigeria. Therefore, the correct answer is 'Sheep'.

7,187.

The main source of power for subsistence agriculture is

A.

Animal

B.

Machine

C.

Electricity

D.

Man

Correct answer is D

The main source of power for substinence agriculture is man. Substinence agriculture involves the production of food on a small scale by a farmer to cater mainly for his family. As a result, the use of machinery is not needed, rathe the farmer relies on man power to achieve everything he needs to carry out on the farm.

7,188.

Which of the following is a method of plant propagation that involves the use of plant parts?

A.

Seed propagation

B.

Tissue culture

C.

Layering

D.

Grafting

Correct answer is D

Grafting is a method of plant propagation that involves the use of plant parts. It is a horticultural technique whereby tissues of plants are joined so as to continue their growth together. The upper part of the combined plant is called the scion while the lower part is called the rootstock. The success of this joining requires that the vascular tissues grow together and such joining is called inosculation.

7,189.

The Sokoto Gudali is a breed of

A.

Chicken

B.

Cattle

C.

Horse

D.

Goat

Correct answer is B

The Sokoto Gudali is a breed of cattle. It is one of the largest breeds of cattle in Nigeria and is used for both milk and meat production

7,190.

Which of the following is an example of a monogastric animal?

A.

Goat

B.

Cow

C.

Chicken

D.

Sheep

Correct answer is C

A monogastric is an animal with a single-compartmented stomach. Examples of monogastrics include humans, poultry, pigs, horses, rabbits, dogs and cats. Most monogastrics are generally unable to digest much cellulose food materials such as grasses.