Diseases of crops II - SS2 Agriculture Past Questions & Answers - page 1

1

What causes Cocoa Blackpod?

A

Bacterial infection

B

Fungal infection

C

Viral infection

D

Insect infestation

CORRECT OPTION: b
2

Which crop is primarily affected by Coffee Leaf Rust?

A

Wheat

B

Rice

C

Coffee

D

Tea

CORRECT OPTION: c
3

What type of pathogen causes Cassava Mosaic Virus?

A

Bacteria

B

Fungus

C

c) Virus

D

Nematode

CORRECT OPTION: c
4

Which part of the cassava plant is mainly affected by Cassava Mosaic Virus?

A

Roots

B

Leaves

C

Stems

D

Flowers

CORRECT OPTION: b
5

Bacterial Blight is a disease primarily associated with which type of crops?

A

Leafy greens

B

Tuber crops

C

Fruits

D

Cereals

CORRECT OPTION: b
6

What causes the dark, water-soaked lesions on tubers in cases of Bacterial Blight?

A

Fungus

B

Bacteria

C

Virus

D

Insects

CORRECT OPTION: b
7

Which type of conditions favor the development of Cocoa Blackpod?

A

Dry and cool

B

Hot and humid

C

Cold and rainy

D

Windy and sunny

CORRECT OPTION: b
8

Coffee Leaf Rust causes what type of lesions on coffee leaves?

A

Green lesions

B

Brown lesions

C

Yellow lesions

D

Red lesions

CORRECT OPTION: c
9

What is the primary symptom of Cassava Mosaic Virus?

A

Yellowing of roots

B

Blackening of stems

C

Mosaic-like patterns on leaves

CORRECT OPTION: c
10

Which of the following crops is NOT mentioned as a host for Bacterial Blight in the original text?

A

Potatoes

B

Tomatoes

C

Cassava

D

Carrots

CORRECT OPTION: b
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