Agricultural Science Mock 2026

Question 1 of 50

The main contribution of agriculture to Ghana's economy is the provision of

Question 2 of 50

Farming mainly to feed the farmer's household is

Question 3 of 50

Agricultural extension services mainly help farmers by

Question 4 of 50

Supplying water to crops artificially is

Question 5 of 50

The removal of excess water from waterlogged soils is

Question 6 of 50

The part of a seed that develops into the root is the

Question 7 of 50

Rearing fish in ponds is

Question 8 of 50

Keeping bees for honey is

Question 9 of 50

The housing system in which poultry move freely on the farm by day is the

Question 10 of 50

Vaccination of farm animals is done to

Question 11 of 50

Post-harvest losses can be reduced by

Question 12 of 50

A major constraint to agricultural production in Ghana is

Question 13 of 50

The arrangement of soil particles into aggregates is soil

Question 14 of 50

Which irrigation method delivers water slowly to the roots through pipes and emitters?

Question 15 of 50

Building raised banks of earth across a slope to reduce run-off is

Question 16 of 50

Pollination of maize is mainly by

Question 17 of 50

The best time to harvest maize for dry grain is when

Question 18 of 50

Tilapia is commonly farmed in Ghana because it

Question 19 of 50

Planting trees on land that has not had forest before is

Question 20 of 50

Growing trees together with crops and/or livestock on the same land is

Question 21 of 50

Climate-smart agriculture aims to

Question 22 of 50

Water held between soil particles and available to plants is

Question 23 of 50

Germination in which the cotyledons are pushed above the soil, as in beans, is

Question 24 of 50

Maize shows hypogeal germination, meaning

Question 25 of 50

Hybrid seeds are often preferred because they

Question 26 of 50

The yam minisett technique produces planting material by

Question 27 of 50

For a graft to succeed, the cambium of the scion and rootstock must

Question 28 of 50

An ideal soil for crops contains roughly what proportion of mineral matter by volume?

Question 29 of 50

Fish in a pond gasping at the surface in the early morning are probably suffering from

Question 30 of 50

Cashew is grown widely in the

Question 31 of 50

REDD+ aims to reduce emissions from

Question 32 of 50

The rearing of rabbits is called

Question 33 of 50

Transplanting rice seedlings is usually done when they are about

Question 34 of 50

Maize planting distance is commonly about

Question 35 of 50

Approach grafting differs from other methods because

Question 36 of 50

A major reason for low agricultural productivity in Ghana is

Question 37 of 50

A fertiliser bag labelled 15-15-15 contains

Question 38 of 50

The feed conversion ratio of a broiler that gains 2 kg on 4 kg of feed is

Question 39 of 50

A pig farmer's 10 sows each wean 8 piglets twice a year. Piglets weaned per year are

Question 40 of 50

Sustained-yield forestry means

Question 41 of 50

A farmer sells 50 bags of maize at GH¢400 each. Costs total GH¢12,000. Profit is

Question 42 of 50

The main cause of high post-harvest loss of tomatoes in Ghana is

Question 43 of 50

A soil has 40% sand, 40% silt and 20% clay. Its textural class is

Question 44 of 50

Cation exchange capacity of a soil is highest in soils rich in

Question 45 of 50

The water held at field capacity minus that at permanent wilting point is

Question 46 of 50

Sodic soils can be reclaimed by applying

Question 47 of 50

How much urea (46% N) supplies 92 kg of nitrogen?

Question 48 of 50

C₄ plants such as maize are more efficient than C₃ plants in

Question 49 of 50

Apical dominance in plants is caused by

Question 50 of 50

A tractor ploughs 0.5 ha per hour. How long will it take to plough a field 200 m × 150 m?