General Agriculture Mock 2022

WASSCE style · Study mode

General Agriculture Mock 2022

Question 1 of 50

A sheller is used to

A. remove maize grains from the cob B. plough land C. spray chemicals D. dig drains

Question 2 of 50

Threshing is

A. separating grain from the stalk or husk B. drying grain C. storing grain D. planting grain

Question 3 of 50

Winnowing removes

A. chaff from grain using air B. water from soil C. weeds from fields D. pests from leaves

Question 4 of 50

Contour ploughing helps to

A. reduce soil erosion on slopes B. increase erosion C. drain swamps D. harvest crops

Question 5 of 50

A wildlife sanctuary protects

A. animals and their habitats B. farms only C. factories D. mines

Question 6 of 50

Overfishing can be prevented by

A. using approved net sizes and closed seasons B. using dynamite C. light fishing D. fishing all year

Question 7 of 50

Farm waste such as animal manure can be turned into

A. compost or biogas B. plastic C. metal D. glass

Question 8 of 50

Empty pesticide containers should be

A. disposed of safely and never reused for food or water B. used to store water C. used for cooking D. thrown into rivers

Question 9 of 50

Protective clothing is worn when spraying pesticides to

A. avoid poisoning B. look smart C. keep warm D. attract insects

Question 10 of 50

A silo is used for

A. storing grain in bulk B. drying fish C. milking cows D. raising chicks

Question 11 of 50

Terracing is used on steep slopes to

A. reduce erosion by creating level steps B. increase runoff C. drain all water D. remove soil

Question 12 of 50

Weeds reduce crop yields by

A. competing for light, water and nutrients B. adding nutrients C. providing shade only D. killing pests

Question 13 of 50

Costs that do not change with the level of farm output are

A. fixed costs B. variable costs C. marginal costs D. opportunity costs

Question 14 of 50

The soil with the smallest particles is

A. sand B. clay C. gravel D. silt

Question 15 of 50

Soil air is important because roots need

A. nitrogen only B. carbon monoxide C. oxygen for respiration D. smoke

Question 16 of 50

Macronutrients needed by plants in large amounts include

A. boron B. iron and zinc C. copper only D. nitrogen, phosphorus and potassium

Question 17 of 50

Organic manure improves soil by

A. removing water B. making it acidic always C. adding nutrients and improving structure D. killing earthworms

Question 18 of 50

Nursery practice is used for crops such as

A. yam B. maize C. cassava D. tomato and pepper

Question 19 of 50

Staking is done for crops such as

A. groundnut B. yam and tomato C. rice D. cowpea

Question 20 of 50

Pruning in cocoa helps to

A. reduce yield B. kill the tree C. remove diseased branches and improve air flow D. increase pests

Question 21 of 50

Mixed cropping means

A. leaving land fallow B. growing one crop C. rearing animals D. growing two or more crops together on the same land

Question 22 of 50

Rodenticides are used to control

A. insects B. weeds C. fungi D. rats and mice

Question 23 of 50

A ridger is used to

A. make ridges for planting B. harvest crops C. spray D. thresh

Question 24 of 50

Farm records help the farmer to

A. know profit or loss and plan B. avoid farming C. pay no tax D. grow fewer crops

Question 25 of 50

Agriculture contributes to Ghana's GDP mainly through

A. tourism only B. mining only C. banking D. crops, livestock, fisheries and forestry

Question 26 of 50

A sickle is used for

A. digging B. cutting grass and harvesting cereals C. spraying D. carrying

Question 27 of 50

A rake is used to

A. plough B. cut trees C. level soil and gather debris D. spray

Question 28 of 50

Intensive animal production keeps animals

A. roaming freely B. confined and fed by the farmer C. in forests D. without care

Question 29 of 50

Agroforestry helps farmers by

A. increasing erosion B. reducing yields C. providing shade, fuelwood and soil protection D. removing trees

Question 30 of 50

Quarantine of new animals helps to

A. feed them B. increase production C. make them grow D. prevent introducing diseases to the herd

Question 31 of 50

A gari processing plant is an example of

A. an agro-processing industry B. a mining industry C. a textile industry D. a banking industry

Question 32 of 50

One hectare equals

A. 10,000 m² B. 1,000 m² C. 100 m² D. 100,000 m²

Question 33 of 50

A cassava grater is a

A. post-harvest processing implement B. planting tool C. spraying tool D. irrigation device

Question 34 of 50

Cover crops such as mucuna help conserve soil by

A. protecting the soil surface and adding nitrogen B. removing nutrients C. causing erosion D. shading out crops always

Question 35 of 50

Observing the pre-harvest interval after spraying ensures

A. chemical residues are safe at harvest B. faster harvest C. more pests D. bigger fruits

Question 36 of 50

Aflatoxin contamination of groundnuts and maize is caused by

A. moulds growing on poorly dried produce B. insects only C. sunlight D. cold storage

Question 37 of 50

Hermetic (airtight) storage bags protect grain from

A. insects by cutting off oxygen B. sunlight C. cold D. wind

Question 38 of 50

Grain should be dried to a safe moisture content before storage to prevent

A. mould growth B. colour change only C. weight loss D. germination always

Question 39 of 50

Sheet erosion is the

A. removal of a thin, even layer of topsoil B. formation of deep channels C. movement of rocks D. erosion by wind only

Question 40 of 50

Gully erosion forms

A. deep channels in the land B. thin layers C. sand dunes D. lakes

Question 41 of 50

A selective herbicide kills

A. certain weeds without harming the crop B. all plants C. insects D. fungi

Question 42 of 50

Spear grass (Imperata) is difficult to control because of its

A. underground rhizomes B. large seeds C. thorns D. bright flowers

Question 43 of 50

Nitrogen deficiency in plants shows as

A. purple leaves B. yellowing of older leaves C. strong growth D. dark green leaves

Question 44 of 50

The maize stem borer is controlled by

A. adding water B. early planting and insecticides C. harvesting late D. removing leaves only

Question 45 of 50

The cassava mosaic disease is spread by

A. rain only B. birds C. whiteflies and infected cuttings D. rodents

Question 46 of 50

Integrated pest management (IPM) combines

A. several control methods to reduce pests safely B. only chemicals C. no control D. only burning

Question 47 of 50

Labour cost is an example of a

A. variable cost B. fixed cost C. sunk cost D. land cost

Question 48 of 50

Depreciation of a tractor is

A. the loss in its value over time B. its fuel cost C. its purchase price D. its repair cost only

Question 49 of 50

Seed dormancy means

A. it is a hybrid B. the seed is dead C. it germinates immediately D. a seed does not germinate even under good conditions

Question 50 of 50

The law of diminishing returns in farming means

A. adding more of one input eventually gives smaller extra output B. output always rises equally C. inputs are useless D. output falls immediately

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.