WAEC Agricultural Science Past Questions & Answers - Page 6

26.

A pest of honeybee is

A.

Bird

B.

Grasshopper

C.

Lizard

D.

Tick

Correct answer is B

A pest of honeybees is a creature or organism that poses a threat or causes harm to honeybee colonies or individual honeybees. Among the options provided, the grasshopper is considered a pest of honeybees.

27.

Which of the following products is not a primary forest product?

A.

Plup

B.

Fuelwood

C.

Timber

D.

Mushroom

Correct answer is A

Pulp is a processed material derived from wood, whereas timber and fuelwood are directly harvested from forests, and mushrooms are fungi found in forest ecosystems.

 

28.

The farming system generally recommended for farm settlement scheme is

A.

Pastoral farming

B.

Mixed cropping

C.

Continuous cropping

D.

Mixed farming

Correct answer is D

Mixed farming is the farming system generally recommended for farm settlement schemes. Mixed farming involves the cultivation of different crops and the rearing of various livestock on the same farm. It is a diversified farming approach where farmers grow crops and raise animals simultaneously.

29.

A major reason for encouraging afforestation in arid regions of West Africa is to

A.

Serve as forest reserve for wildlife conservation

B.

Serve as windbreak to check desert encroachment

C.

Increase timber production for export

D.

Provide shade for crops sin taungya farming

Correct answer is B

Encouraging afforestation in arid regions of West Africa is primarily done to serve as a windbreak and check desert encroachment mitigating the impact of desertification and protecting fertile lands from wind erosion.

 

30.

Post-planting operations in cocoa plantation include
I. Rogueing
II. Stumping
III. Mulching

A.

I and II only

B.

I, II and III

C.

I and III only

D.

II and III only

Correct answer is B

Post-planting operations in a cocoa plantation include rogueing, stumping, and mulching. Rogueing involves removing plants that are diseased or not growing properly. Stumping is the process of cutting back the tree to a short stump to encourage new growth. Mulching involves covering the soil around the plants with organic material to conserve moisture, suppress weeds, and improve soil fertility.