Class 8 Practice – Level 2 – Set 2 – Crop Production and Management

Total questions: 25

Which irrigation method is considered the most efficient in terms of water conservation?

Flood irrigation

Furrow irrigation

Sprinkler irrigation

Drip irrigation

None

Which of the following is a disadvantage of using chemical fertilizers over organic manure?

Increases crop yield

Improves soil texture

Leads to soil degradation

Reduces water absorption

None

The use of bio-pesticides in farming is encouraged because:

They are chemical-based and kill all pests

They are environment-friendly and target specific pests

They increase the growth rate of plants

They increase the shelf life of crops

None

What is the primary reason for tilling the soil before sowing seeds?

To remove weeds

To increase moisture content

To loosen the soil and improve aeration

To mix fertilizers

None

What is germination?

The process of harvesting crops

The process of a seed developing into a seedling

The process of applying fertilizers

The process of adding manure to the soil

None

Which practice can help prevent soil erosion in sloped agricultural fields?

Monocropping

Crop rotation

Contour ploughing

Irrigation

None

Excessive use of nitrogen-based fertilizers can cause which problem in water bodies?

Water conservation

Eutrophication

Reduced algae growth

Increased oxygen levels

None

Which agricultural technique involves growing two or more types of crops in the same field at the same time?

Monoculture

Crop rotation

Intercropping

Mixed farming

None

In the harvesting process, threshing refers to:

Cutting down the mature crops

Separating grains from the husk

Watering the plants

Applying pesticides to crops

None

10.

Which type of irrigation system would be suitable for regions where water availability is limited?

Furrow irrigation

Drip irrigation

Flood irrigation

Canal irrigation

None

11.

Which crop is known for its ability to fix nitrogen in the soil?

Wheat

Gram

Cotton

Rice

None

12.

What is the primary purpose of treating stored grains with chemical pesticides?

To improve the quality of the grains

To increase the shelf life of the grains

To protect the grains from pests

To enhance the taste of the grains

None

13.

Which type of farming relies on natural fertilizers like compost and manure?

Organic farming

Commercial farming

Plantation farming

Monoculture farming

None

14.

Which of the following practices helps to improve the nutrient content of the soil?

Over-irrigation

Crop rotation

Flood irrigation

Deep tilling

None

15.

Which of the following is a Kharif crop?

Wheat

Mustard

Rice

Gram

None

16.

Why is mulching used in farming?

To increase water evaporation

To reduce weed growth and conserve moisture

To add nitrogen to the soil

To speed up the growth of crops

None

17.

Which farming practice involves the controlled use of water, seeds, and fertilizers to increase yield?

Subsistence farming

Organic farming

Precision farming

Shifting cultivation

None

18.

In a seed drill, what is the role of furrow openers?

To mix fertilizers with the soil

To ensure uniform irrigation

To create rows or furrows for sowing seeds

To remove weeds from the soil

None

19.

Which method of crop protection is environment-friendly and reduces chemical usage?

Use of chemical pesticides

Crop rotation

Over-irrigation

Use of synthetic fertilizers

None

20.

Why is compost considered a good source of nutrients for plants?

It provides only chemical nutrients

It releases nutrients slowly over time

It causes nutrient depletion

It increases water evaporation from the soil

None

21.

What is the role of a harrow in agriculture?

To sow seeds

To plough the field

To level and break up the soil after ploughing

To harvest crops

None

22.

Which of the following fertilizers is used to supply phosphorus to the soil?

Urea

Potash

Superphosphate

Ammonium nitrate

None

23.

Mulching helps in:

Increasing soil temperature

Reducing water loss from the soil

Promoting pest growth

Increasing sunlight exposure

None

24.

Which of the following methods helps in prolonging the storage life of harvested crops?

Storing grains in damp containers

Drying the grains thoroughly before storage

Storing grains in direct sunlight

Keeping grains in open-air storage

None

25.

Crop rotation helps in improving soil fertility because:

It provides continuous crop yield

Different crops utilize different nutrients

It involves the use of more water

It decreases the number of pests

None

1 out of 25

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Class 8 Practice – Level 2 – Set 2 – Crop Production and Management

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