2015 WAEC SSCE Agricultural Science Past Questions

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2015

Organisms which may be benefical to crop include

2015

A socio-cultural factor affecting land availability for agriculture includes use of land for

2015

Which of the following statements describe the impact of land degradation?I. Increased availablity of fuel woodII. Reduction in livestock productionIII. Decrease in agricultural productivityIV. Pollution of water bodies

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Application of water to the subsoil through perforated pipes is known as

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A farmer continuously applies sulphate of ammonia to his faemland for many years, the resulatant soil solution is most likely to

2015

The property of soil which cannot easily be change by a famrer is the

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A soil sample with a pH of 4.5 is said to be

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Crop which are primarily grown to provide food for farm animals are

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The following crops require shade trees at the seeding statge except

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If the spacing of maize is 0.9m by 0.3m and one seed is sown per stand, what will be the popullation of maize plants on a hectare of farmland?

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Maize is a popular crop in West Africa because it

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Tobacco belongs to the group of crops called

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Callosobruchus maculatus is a common pest of

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Piercing and sucking insect pests possess

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Viral disease of crops can best be controlled through

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A fungus known as phytophthora palmivora is responsible for

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Crop selection is advantageous because

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If a sow conceived on the 5th of june in particular year, it will probably farrow the same year on

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Natural immunity to diseases in calves is acquired through maccess to

2015

The duration of the oestrus cycle of sow is

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