Class 9 Practice - Level 1 - Improvement in Food Resources

Total questions: 40

Which of the following is a primary goal of crop variety improvement?

Topic: Crop Variety Improvement

To increase the yield

To reduce the taste

To decrease the size of crops

To reduce the number of leaves

None

What is the main benefit of using manure over chemical fertilizers?

Topic: Manure and Fertilizers

Manure increases soil fertility

Manure is harmful to soil

Manure decreases water retention

Manure is synthetic

None

Which method of irrigation is most efficient for conserving water?

Topic: Irrigation

Drip irrigation

Flood irrigation

Sprinkler irrigation

Canal irrigation

None

What does organic farming primarily rely on?

Topic: Organic Farming

Chemical fertilizers

Natural processes and inputs

Genetically modified organisms

Pesticides

None

What is the main purpose of crop rotation?

Topic: Crop Rotation

To deplete soil nutrients

To improve soil fertility

To grow the same crop repeatedly

To reduce water usage

None

What is a key characteristic of sustainable agriculture?

Topic: Sustainable Agriculture

High use of synthetic chemicals

Dependence on non-renewable resources

Long-term maintenance of ecosystem health

Immediate high yield with environmental degradation

None

What is the main focus of animal husbandry?

Topic: Animal Husbandry

Cultivation of crops

Rearing and breeding of livestock

Soil management

Irrigation practices

None

Which plant is commonly used as green manure?

Topic: Green Manure

Sunflower

Wheat

Cowpea

Mango

None

What does aquaculture primarily involve?

Topic: Aquaculture

Cultivation of terrestrial plants

Breeding of livestock

Rearing of aquatic animals and plants

Soil conservation

None

10.

What is the purpose of crop protection management?

Topic: Crop Protection Management

To increase soil acidity

To control pests and diseases

To promote weed growth

To reduce crop yield

None

11.

What is an advantage of mixed cropping?

Topic: Mixed Cropping

Reduces soil nutrients

Increases pest infestation

Reduces the risk of crop failure

Requires more chemical fertilizers

None

12.

What is hybridization in the context of crop improvement?

Topic: Hybridization

Mixing different fertilizers

Cross-breeding two different plant varieties

Using only organic manure

Rotating crops annually

None

13.

Which of the following is a micronutrient required by plants?

Topic: Nutrient Management

Nitrogen

Phosphorus

Potassium

Zinc

None

14.

What is an example of an inorganic fertilizer?

Topic: Inorganic Fertilizers

Compost

Farmyard manure

Urea

Green manure

None

15.

Why is water management important in agriculture?

Topic: Water Management

To increase soil salinity

To promote pest growth

To ensure adequate water supply for crops

To deplete groundwater levels

None

16.

Which of the following is a biofertilizer?

Topic: Biofertilizers

Ammonium nitrate

Rhizobium

Superphosphate

Potash

None

17.

What is the purpose of ploughing in agriculture?

Topic: Agricultural Practices

To increase soil erosion

To prepare the soil for planting

To water the crops

To harvest the crops

None

18.

What is genetic engineering in the context of crop improvement?

Topic: Genetic Engineering

Traditional breeding of crops

Chemical treatment of seeds

Direct manipulation of an organism's genes

Natural pest control

None

19.

Which practice helps in reducing soil erosion?

Topic: Soil Erosion

Overgrazing

Deforestation

Contour ploughing

Monocropping

None

20.

Which of the following is a benefit of aquaculture?

Topic: Aquaculture

Depletes natural fish populations

Increases water pollution

Provides a sustainable source of seafood

Reduces biodiversity

None

21.

What is the main objective of crop production?

Topic: Crop Production

To increase soil degradation

To produce crops for human and animal consumption

To reduce biodiversity

To pollute the environment

None

22.

What is vermicomposting?

Topic: Vermicomposting

Composting using worms

Burning organic waste

Chemical treatment of soil

Synthetic fertilizer application

None

23.

What is mixed farming?

Topic: Mixed Farming

Growing only one type of crop

Integrating crop cultivation with livestock farming

Using only chemical fertilizers

Practicing monoculture

None

24.

Which symptom indicates nitrogen deficiency in plants?

Topic: Nutrient Deficiency

Yellowing of leaves

Purple spots on leaves

Wilting of plants

Stunted root growth

None

25.

What is the purpose of using pesticides in agriculture?

Topic: Pesticides

To promote plant growth

To control pests and diseases

To increase soil fertility

To enhance water retention

None

26.

What is hydroponics?

Topic: Hydroponics

Growing plants in soil

Growing plants in water without soil

Using chemical fertilizers

Practicing crop rotation

None

27.

Which of the following is an example of a genetically modified crop?

Topic: Genetic Modification

Organic wheat

Bt cotton

Heirloom tomatoes

Traditional rice

None

28.

What is the main goal of plant breeding?

Topic: Plant Breeding

To reduce crop yield

To develop new plant varieties with desirable traits

To eliminate traditional farming methods

To increase the use of chemical fertilizers

None

29.

What is the primary purpose of poultry farming?

Topic: Poultry Farming

To grow vegetables

To rear chickens for eggs and meat

To produce dairy products

To cultivate grains

None

30.

What is the main benefit of soil conservation practices?

Topic: Soil Conservation

Increases soil erosion

Reduces soil fertility

Maintains soil health and productivity

Promotes deforestation

None

31.

What is the primary focus of dairy farming?

Topic: Dairy Farming

Cultivating crops

Rearing animals for milk production

Producing wool

Raising fish

None

32.

What is the function of fertilizers in agriculture?

Topic: Fertilizers

To kill pests

To add essential nutrients to the soil

To reduce soil moisture

To promote weed growth

None

33.

How can crop residue be beneficial to agriculture?

Topic: Crop Residue

It increases soil erosion

It serves as a natural mulch

It depletes soil nutrients

It promotes pest infestation

None

34.

What is the advantage of farm mechanization?

Topic: Farm Mechanization

Increases manual labor

Reduces farming efficiency

Increases productivity and efficiency

Promotes soil erosion

None

35.

What is the primary goal of weed management in agriculture?

Topic: Weed Management

To promote weed growth

To control and eliminate weeds

To reduce soil fertility

To increase water usage

None

36.

What are fodder crops primarily used for?

Topic: Fodder Crops

Human consumption

Animal feed

Biofuel production

Soil erosion

None

37.

What is a key benefit of using bio-pesticides?

Topic: Bio-pesticides

They are highly toxic

They leave harmful residues

They are environmentally friendly

They kill all insects, including beneficial ones

None

38.

What is the primary objective of crop improvement programs?

Topic: Crop Improvement

To develop low-yielding varieties

To produce disease-resistant and high-yielding crops

To reduce the genetic diversity of crops

To increase the dependence on chemical inputs

None

39.

What is apiculture?

Topic: Apiculture

Rearing fish for food

Cultivating crops

Raising bees for honey production

Managing livestock for milk

None

40.

What is the main product of sericulture?

Topic: Sericulture

Wool

Silk

Cotton

Jute

None

1 out of 40

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Class 9 Practice - Level 1 - Improvement in Food Resources

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