Pests of crops - SS2 Agriculture Past Questions & Answers - page 1

1

What type of insect pest commonly infests cereal crops such as rice and wheat?

A

Aphids

B

Pod borers

C

Armyworm

D

Stink bugs

CORRECT OPTION: c
2

Which insect pest is known for tunneling into the stems and stalks of cereal plants, weakening their

A

Aphids

B

Pod borers

C

System borers

D

Leaf beetles

CORRECT OPTION: c
3

Cocoa mirids are pests that primarily affect which beverage crop?

A

Tea

B

Coffee

C

Cocoa

D

Sugarcane

CORRECT OPTION: c
4

What damage do cocoa mirids (capsid bugs) typically cause to cocoa pods?

A

Damage to cocoa leaves

B

Reduced cocoa pod size

C

Piercing outer shell and feeding on inner pulp and seeds

D

Discoloration of cocoa beans

CORRECT OPTION: c
5

Which cultural practice is recommended for managing pod borer infestations in legume crops?

A

Using chemical pesticides

B

Planting early-maturing varieties

C

Pruning affected branches

D

Crop rotation

CORRECT OPTION: d
6

Which insect pest is known for producing honeydew and can transmit plant viruses to legume crops?

A

Stink bugs

B

Aphids

C

Pod borers

D

Leaf beetles

CORRECT OPTION: b
7

What is the primary damage caused by leaf beetles in legume crops?

A

Tunneling into pods

B

Feeding on inner pulp

C

Creating holes in leaves

D

Transmitting plant viruses

CORRECT OPTION: c
8

Which practice can help control aphid populations in legume crops without using chemical pesticides?

A

Early planting

B

Crop rotation

C

Pruning affected branches

D

Using insecticidal soaps

CORRECT OPTION: d
9

What is the recommended method for controlling cocoa mirids in an integrated pest management approach?

A

Pruning all cocoa trees

B

Relying solely on natural predators

C

Regular scouting and monitoring

D

Using chemical pesticides without monitoring

CORRECT OPTION: c
10

Which insect pest is known for its shield-shaped appearance and feeding on legume pods?

A

Pod borers

B

Stink bugs

C

Aphids

D

Cocoa mirids

CORRECT OPTION: b
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