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INTEGRATED SCIENCE PRACTICE QUESTIONS

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CROP PRODUCTION

1.

A dibber is used for

A.

dehusking.

B.

pruning.

C.

thinning.

D.

planting.

2.

Cowpea plants are used in crop rotation system of farming so that

A.

grazing animals would not destroy the crops.

B.

nitrates would be added to the soil.

C.

soil erosion could be checked.

D.

weeds would be suppressed.

3.

The major cause of pest harvest loss of stored millet in Ghana is

A.

bird attack.

B.

insect attack.

C.

mechanical injury.

D.

high humidity.

4.

Which of the following symptoms is an indication of fungal infection in vegetable nursery?

A.

Wilting of leaves

B.

Swellings of stems

C.

Rotting of stems

D.

Curling of leaves

5.

An example of a leafy vegetable is

A.

cabbage.

B.

bean.

C.

okro.

D.

carrot.

6.

Nutrient required in large quantities by leafy vegetables is

A.

nitrogen.

B.

calcium.

C.

potassium.

D.

phosphorus.

7.

Which of the following pairs of crops is grown for their roots?

A.

Cocoyam and onion

B.

Cassava and carrot

C.

Carrot and shallot

D.

Cocoyam and shallot

8.

The practice whereby shade is gradually removed from seedlings before transplanting is referred to as

A.

rogueing.

B.

hardening off.

C.

thinning.

D.

shading off.

9.

A farmer planted 2400 cuttings of cassava of which 85% survived grasscutter invasion.

Determine the number of cassava plants that was destroyed.

A.

360

B.

135

C.

150

D.

204

10.

Setts are planting materials used for the cultivation of

A.

ginger.

B.

pineapple.

C.

radish.

D.

yam.

11.

Which of the following conditions could cause aflatoxin in groundnuts?

A.

Growing groundnut in poor soils

B.

Infection of groundnut plants by rosette disease

C.

Excessive treatment of harvested pods with chemicals

D.

Storage of pods of groundnut n humid conditions

12.

An example of fungal disease of stored grains is

A.

damping off.

B.

soft rot.

C.

maize smut.

D.

mould.

13.

Thinning out means

A.

spacing out seedlings in the nursery.

B.

removing diseased crops from the farm.

C.

spacing out seedlings when planting.

D.

removing extra seedlings from a stand.

14.

The most important climate factor affecting crop production in West Africa is

A.

temperature.

B.

sunlight.

C.

rainfall.

D.

wind.

15.

An example of inorganic fertilizer is

A.

compost.

B.

farmyard manure.

C.

green manure.

D.

urea.

16.

An example of a leafy vegetable is

A.

cabbage.

B.

bean.

C.

okro.

D.

carrot.

17.

Which of the following pairs of crops is grown for their roots?

A.

Cocoyam and onion

B.

Cassava and carrot

C.

Carrot and shallot

D.

Cocoyam and shallot

18.

Which of the following conditions could cause aflatoxin in groundnuts?

A.

Growing groundnut in poor soils

B.

Infection of groundnut plants by rosette disease

C.

Excessive treatment of harvested pods with chemicals

D.

Storage of pods of groundnut n humid conditions

19.

The practice whereby shade is gradually removed from seedlings before transplanting is referred to as

A.

rogueing.

B.

hardening off.

C.

thinning.

D.

shading off.

20.

A farmer planted 2400 cuttings of cassava of which 85% survived grasscutter invasion.

Determine the number of cassava plants that was destroyed.

A.

360

B.

135

C.

150

D.

204

21.

Setts are planting materials used for the cultivation of

A.

ginger.

B.

pineapple.

C.

radish.

D.

yam.

22.

Good quality seeds should be

A.

free from dirt, weed seeds and pest.

B.

brightly coloured.

C.

hard seed coat with small micropyle.

D.

dressed with recommended chemicals.

23.

The material used for propagating cassava is the

A.

root tuber.

B.

stem cutting.

C.

sucker.

D.

seed.

24.

An example of a corm is

A.

yam.

B.

ginger.

C.

cocoyam.

D.

onion.

25.

Which of the following crops is a fruit vegetable?

A.

Cabbage

B.

Carrot

C.

Cucumber

D.

Onion

26.

Pricking of yam is done to

A.

prevent vegetative growth.

B.

encourage development of clusters of tubers.

C.

prevent hardening of tubers.

D.

prevent disease infestation.

27.

All the following crops require staking as a cultural practice except

A.

cowpea.

B.

cucumber.

C.

tomato.

D.

yam.

28.

The method of fertilizer application which is most labour intensive and time-consuming is the

A.

broadcasting method.

B.

drilling method.

C.

foliar method.

D.

ring method.

29.

The best way of storing yam tubers is

A.

burying them in the soil.

B.

keeping them in silos.

C.

packing them on wooden platforms and in barns.

D.

leaving them in the mounds for long periods.

30.

The main practice which is carried out in the nursery just before seedlings are transplanted is

A.

shading

B.

pricking-out

C.

hardening-off

D.

thinning

31.

A flowering plant with poorly developed roots, yellow buds and yellowing new leaves is likely to be deficient in

A.

manganese

B.

copper

C.

boron

D.

sulphur

32.

In flowering plants, mineral salts are transported through the

A.

cambium.

B.

phloem.

C.

pith.

D.

xylem.

33.

Organic matter does not persist in tropical soils because

A.

there are fewer micro-organisms in the soil.

B.

high temperature accelerates decomposition.

C.

of the high level of erosion.

D.

soils are stripped bare of their protective cover.

34.

The part of a flower which forms part of the pistil is

A.

anther.

B.

filament.

C.

receptacle.

D.

style.

35.

Which of the following processes transform solar energy into chemical energy?

A.

Photosynthesis

B.

Respiration

C.

Transpiration

D.

Osmosis

36.

Pruning in vegetable production mainly aims at

A.

controlling pests.

B.

easing movement of the farmer.

C.

inducing large fruit development.

D.

enhancing root development.

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