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Factors influencing availability of nutrients - SS2 Agriculture Past Questions and Answers - page 1

1

What is the term for the measure of soil acidity or alkalinity?

A

Soil texture

B

Soil moisture

C

 Soil structure

D

Soil pH

correct option: d
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2

Excess levels of which nutrient can interfere with the absorption of others in the soil?

A

Nitrogen

B

Phosphorus

C

Potassium

D

Calcium

correct option: b
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3

What process involves water carrying away nutrients from the soil?

A

Irrigation

B

Fertilization

C

Leaching

D

Composting

correct option: c
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4

When crops are harvested, they take away which essential component?

A

Organic matter

B

Soil microbes

C

Nutrients

D

Water

correct option: c
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5

Leaching

A

Leaching

B

Soil pH

C

Oxidation

D

Crop removal

correct option: c
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6

Which soil texture holds nutrients the best but can become compacted?

A

Sandy

B

Silt

C

Loam

D

Clay

correct option: d
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7

What plays a crucial role in nutrient cycling within the soil?

A

Soil color

B

Soil temperature

C

Soil microbes

D

Soil density

correct option: c
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8

What does decomposition of organic matter in soil contribute to?

A

Soil compaction

B

Soil erosion

C

Nutrient enrichment

D

Leaching

correct option: c
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9

In which type of soil do nutrients become less accessible due to poor aeration?

A

Sandy

B

 Loam

 

C

Silt

D

Clay

correct option: d
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10

What can slow down nutrient release and uptake in soil?

A

Soil texture

B

Crop rotation

C

Temperature and moisture

D

Soil pH

correct option: c
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