The natural ability of the body of farm animal to resist invasion of diseases is called

A. quarantine

B. vaccination

C. immunity

D. isolation

In cattle, constant coughing with production of blood stained sputum are signs of

A. rinderpest

B. anthrax

C. brucellosis

D. tuberculosis

An example of a viral disease of farm animals is

A. coccidiosis

B. mastitis

C. foot rot

D. newcattle disease

The part of the body normally affected by fowl pox disease is the

A. comb

B. beak

C. feather

D. vent

The eradication of tse-tse flies can prevent

A. cocccidiosis

B. aspegillosis

C. tuberculosis

D. trypanosomiasis

A tapeworm absorbs food from its host through the

A. mouth

B. scolex

C. hook

D. body surface

A herbivorous fish specie which breeds fast and is suitable for culture in a pond is

A. Clarias lazera

B. Tilapia zilli

C. Gymnarchus niloticus

D. Chrysichythys nigrodigitatus

Which of the following is not true about adding organic manure to a fish pond? it

A. reduces the pH of water considerably

B. accelerates the growth of planktons

C. leads to water pollution

D. leads to the depletion of oxygen

The type of labour available to peasant farmers is

A. family labour

B. paid labour

C. skilled labour

D. migrant labour

The factor of production whose reward is profit is

A. land

B. labour

C. capital

D. entrepreneurship