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Ch 11- Improvement in Food Resources Quiz

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

Improvement in crop yield depends mainly on

a)

Soil preparation

b)

Crop variety improvement

c)

Crop production management

d)

All of the above

2.

Which of the following is NOT a desirable trait for crop improvement?

a)

High yield

b)

Disease resistance

c)

Longer maturity duration

d)

Better quality

3.

Hybridization refers to

a)

Crossing plants of same variety

b)

Crossing plants of different species only

c)

Crossing genetically dissimilar plants

d)

Growing crops together

4.

Which nutrient promotes vegetative growth?

a)

Potassium

b)

Phosphorus

c)

Nitrogen

d)

Calcium

5.

Rabi crops are sown in

a)

Summer season

b)

Rainy season

c)

Winter season

d)

Spring season

6.

Which of the following is a kharif crop?

a)

Wheat

b)

Gram

c)

Rice

d)

Mustard

7.

Intercropping helps in

a)

Increasing pest attack

b)

Efficient use of nutrients

c)

Decreasing yield

d)

Increasing weeds

8.

Growing two or more crops simultaneously on the same field is called

a)

Crop rotation

b)

Mixed cropping

c)

Irrigation

d)

Harvesting

9.

Crop rotation helps in

a)

Reducing soil nutrients

b)

Improving soil fertility

c)

Increasing water loss

d)

Increasing pests

10.

Which of the following is NOT a macronutrient?

a)

Nitrogen

b)

Phosphorus

c)

Potassium

d)

Iron

11.

Manure improves soil by

a)

Increasing soil acidity

b)

Adding organic matter

c)

Killing pests

d)

Supplying only nitrogen

12.

Which of the following is a chemical fertilizer?

a)

Compost

b)

Green manure

c)

Urea

d)

Vermicompost

13.

Excessive use of fertilizers causes

a)

Increased soil fertility

b)

Water pollution

c)

Increased humus

d)

Better soil structure

14.

Which irrigation method conserves maximum water?

a)

Canal irrigation

b)

Flood irrigation

c)

Drip irrigation

d)

Moat irrigation

15.

Weeds compete with crops for

a)

Water

b)

Nutrients

c)

Space

d)

Water, nutrients and light

16.

Which is a weedicide?

a)

DDT

b)

Malathion

c)

2,4-D

d)

BHC

17.

Which disease affects cattle?

a)

Anthrax

b)

Malaria

c)

Cholera

d)

Typhoid

18.

Rearing of animals for food is called

a)

Apiculture

b)

Pisciculture

c)

Animal husbandry

d)

Horticulture

19.

Poultry farming is done for

a)

Milk

b)

Eggs and meat

c)

Honey

d)

Wool

20.

Which breed gives high milk yield?

a)

Gir

b)

Sahiwal

c)

Jersey

d)

Red Sindhi

21.

Fish production is called

a)

Apiculture

b)

Pisciculture

c)

Sericulture

d)

Horticulture

22.

Inland fisheries include

a)

Seas

b)

Rivers and ponds

c)

Oceans

d)

Estuaries only

23.

Composite fish culture involves fish having

a)

Same feeding habits

b)

Different feeding habits

c)

Only carnivorous habits

d)

Only herbivorous habits

24.

Blue revolution is related to

a)

Milk

b)

Crops

c)

Fish

d)

Poultry

25.

Bee-keeping provides

a)

Milk

b)

Eggs

c)

Honey and wax

d)

Wool

26.

Which is a viral disease of poultry?

a)

Tuberculosis

b)

Ranikhet disease

c)

Anthrax

d)

Cholera

27.

Organic farming avoids

a)

Manure

b)

Biofertilizers

c)

Chemical fertilizers

d)

Crop rotation

28.

Harvesting means

a)

Sowing of seeds

b)

Cutting of crops

c)

Irrigation

d)

Storage

29.

Storage losses occur due to

a)

Moisture and pests

b)

Fertilizers

c)

Irrigation

d)

Seeds

30.

Which crop naturally improves soil fertility?

a)

Wheat

b)

Rice

c)

Leguminous crops

d)

Maize

31.

Protein-rich animal feed is called

a)

Roughage

b)

Concentrates

c)

Hay

d)

Straw

32.

Roughage is rich in

a)

Proteins

b)

Fats

c)

Fibres

d)

Vitamins

33.

Cross-breeding aims to

a)

Reduce productivity

b)

Combine desirable traits

c)

Increase disease

d)

Reduce fertility

34.

Which improves soil structure?

a)

Fertilizers

b)

Manure

c)

Pesticides

d)

Weedicides

35.

Which is a micronutrient?

a)

Nitrogen

b)

Potassium

c)

Calcium

d)

Zinc

36.

A good storage structure should be

a)

Damp

b)

Closed

c)

Well-ventilated

d)

Hot

37.

Surface-feeding fish is

a)

Catla

b)

Rohu

c)

Mrigal

d)

Common carp

38.

Main aim of animal husbandry is

a)

Entertainment

b)

Food production

c)

Transport

d)

Protection

39.

Which is an exotic cattle breed?

a)

Gir

b)

Red Sindhi

c)

Jersey

d)

Sahiwal

40.

Bee-keeping requires

a)

Cold climate

b)

Availability of flowers

c)

Pesticides

d)

Excess water

41.

Crops with short maturity duration are

a)

High yielding varieties

b)

Local varieties

c)

Traditional varieties

d)

Weeds

42.

Biological method of pest control is

a)

Fertilizer use

b)

Crop rotation

c)

Flood irrigation

d)

Harvesting

43.

Which is NOT a benefit of mixed cropping?

a)

Reduced risk of crop failure

b)

Efficient use of resources

c)

Easy harvesting

d)

Pest control

44.

Drying crops after harvesting is done to

a)

Increase moisture

b)

Prevent spoilage

c)

Increase pests

d)

Reduce yield

45.

White revolution is related to

a)

Fish

b)

Crops

c)

Milk

d)

Poultry

46.

Assertion (A): Manure improves soil fertility and structure. Reason (R): Manure adds humus to the soil.

a)

Both A and R are true and R is the correct explanation of A

b)

Both A and R are true but R is not the correct explanation of A

c)

A is true but R is false

d)

A is false but R is true

47.

Assertion (A): Drip irrigation helps in conserving water. Reason (R): Water is supplied directly to the roots of plants.

a)

Both A and R are true and R explains A

b)

Both A and R are true but R does not explain A

c)

A is true but R is false

d)

A is false but R is true

48.

Assertion (A): Composite fish culture increases total fish yield. Reason (R): Different species of fish have different feeding habits.

a)

Both A and R are true and R explains A

b)

Both A and R are true but R does not explain A

c)

A is true but R is false

d)

A is false but R is true

49.

Assertion (A): Organic farming is environment-friendly. Reason (R): It avoids excessive use of synthetic chemicals.

a)

Both A and R are true and R explains A

b)

Both A and R are true but R does not explain A

c)

A is true but R is false

d)

A is false but R is true

50.

Assertion (A): Poultry birds require less space than cattle. Reason (R): Poultry farming gives quicker returns.

a)

Both A and R are true and R explains A

b)

Both A and R are true but R does not explain A

c)

A is true but R is false

d)

A is false but R is true

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