Symptoms and economic importance of crop diseases - SS2 Agriculture Past Questions & Answers - page 1

1

What are the common symptoms of crop diseases?

A

Wilting and stunting

B

Falling leaves

C

Increased growth

D

Increased growth

CORRECT OPTION: a
2

What do crop diseases cause on leaves?

A

Enlargement

B

Leaf spotting

C

Improved photosynthesis

D

Reduced roots

CORRECT OPTION: b
3

What is the economic impact of crop diseases on farmers

A

Increased profits

B

Reduced income due to yield loss

C

Lower labor costs

D

Enhanced crop quality

CORRECT OPTION: b
4

How do diseased fruits or roots affect farmers?

A

They fetch higher prices in the market.

B

They become more nutritious.

C

They rot or decay, becoming unmarketable.

D

They grow larger in size.

CORRECT OPTION: c
5

What do cankers indicate in plants?

A

Health and vitality

B

Weakened plant structure

C

Increased photosynthesis

D

Enhanced growth

CORRECT OPTION: b
6

How do crop diseases impact food security?

A

They have no effect on food supply.

B

They lead to lower food prices.

C

They can threaten food security by causing shortages.

D

They improve food production.

CORRECT OPTION: c
7

What is a key measure to mitigate the economic impact of crop diseases?

A

Increasing pesticide use

B

Early detection and prevention

C

Importing more crops

D

Reducing crop diversity

CORRECT OPTION: b
8

Which factor can be affected by the presence of crop diseases in international trade?

A

Increased trade opportunities

B

Export restrictions

C

Decreased demand for crops

D

Lower production costs

CORRECT OPTION: b
9

What happens to crop quality when diseases are present?

A

It improves significantly.

B

It remains unaffected.

C

It may decline, affecting market prices.

D

It becomes more consistent.

CORRECT OPTION: c
10

How do crop diseases impact farmers' costs?

A

They reduce costs.

B

They increase costs due to disease management.

C

They have no effect on costs.

D

They make crops more affordable.

CORRECT OPTION: b
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