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1.
.......... is an example of plant propagated by leaf.
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A.
Zoophyte
B.
Allelopathy
C.
Bryophyte
D.
Angiosperm

2.
A tree species introduced from another country is called--------
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A.
International species;
B.
Exotic species;
C.
Exogenous species
D.
Crossbreed species

3.
Agriculture can be broadly classified into........... and..........
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A.
Livestock, Soil
B.
Animal, Soil
C.
Animal, Crop
D.
Poultry, Fruit

4.
An insect vector is important because
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A.
it helps to habour and transmit pathogens which cause diseases
B.
it helps pathogens to develop only at the egg stage
C.
it helps to carry pathogens to the environment for control
D.
it is efficient in killing pathogens

5.
Birds are important pests of
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A.
tree crops
B.
legumes
C.
Cereals
D.
vegetables crops

6.
Broad spectrum pesticides are dangerous because
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A.
they kill all pests and other non- target organisms indiscriminately;
B.
they allow non-target organisms to survive;
C.
they allow target organisms to survive;
D.
they kill target organisms only.

7.
Contact insecticides are used to control
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A.
pod borers of legumes
B.
stem borers of cereal
C.
leaf beetles of legumes
D.
eel worm of legumes

A.
study of Insects
B.
study of viruses
C.
study of Nematodes
D.
study of Bacteria

A.
study of Insects
B.
study of Viruses
C.
study of Nematodes
D.
study of Bacteria

10.
Olericulture involves the cultivation of ..........
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A.
Tropical fruits
B.
Ornamental plants
C.
Vegetables
D.
Orchards

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