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Agricultural Science Past Questions | JAMB, WAEC, NECO and Post UTME Past Questions

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Question 21

Which of the following statements describe the impact of land degradation?
I. Increased availablity of fuel wood
II. Reduction in livestock production
III. Decrease in agricultural productivity
IV. Pollution of water bodies

Options

A)
I,II and III only
B)
I,III and IV only
C)
II, III and IV only
D)
I, II, III and IV
Comments (1)

Question 22

Tabacco belongs to the group of crops called

Options

A)
Fibres
B)
Beverages
C)
Stimulants
D)
Cereals
Comments (1)

Question 23

Maize is a popular crop in West Africa because it

Options

A)
is a cereal
B)
Has multiple uses
C)
Is of high nutritional value
D)
Was introduced from Wurope
Comments (2)

Question 24

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?

Options

A)
74,074
B)
54,000
C)
37,037
D)
27,000
Comments (2)

Question 25

The following crops require shade trees at the seeding statge except

Options

A)
Theobroma cacao
B)
Coffea spp
C)
Elaeis guineensis
D)
Oryza sativa
Comments (1)

Question 26

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

Options

A)
Legumes
B)
Weeds
C)
Forages
D)
Grasses
Comments (1)

Question 27

Crop selection is adantageous because

Options

A)
Seeds are collected from stands with desirable traits
B)
Expertise is required in carring out the process
C)
The breeder'd patience is being tasked
D)
The process is time consuming
Comments (1)

Question 28

A fungus known as phytophthora palmivora is responsible for

Options

A)
Panama disease of banana
B)
Blackarm diease of kola
C)
Black pod disease of cocoa
D)
Blossom-end rot disease of tomato
Comments (1)

Question 29

Viral disease of crops can best be controlled through

Options

A)
Vector control
B)
Planting reistant varieties
C)
Spraying insecticides
D)
Sterilizing farm equipment
Comments (1)

Question 30

Piercing and sucking insect pests possess

Options

A)
Maxillae
B)
Mandibles
C)
Labrums
D)
Probosces
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