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9- Improvent in food resources-1

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

pulses are rich in

a)

proteins

b)

Carbohydrates

c)

oils

d)

vitamins

2.

Kharif crop is

a)

summer season crop

b)

Winter season crop

c)

Rainy season crop

3.

Rabi crop is

a)

Summer crop

b)

Winter crop

c)

Autumn crop

4.

Increase in milk production is

a)

Green revolution

b)

White revolution

c)

yellow revolution

5.

Which one is an oil yielding plant among the following ?

a)

(a) Lentil

b)

(b) Sunflower

c)

(c) Cauliflower

d)

(d) Hibiscus

6.

Which one is not a source of carbohydrate?

a)

(a) Rice

b)

(b) Millets

c)

(c) Sorghum

d)

(d) Gram

7.

To solve the food problem of the country, which among the following is necessary?

a)

(a) Increased production and storage of food grains

b)

(b) Easy access of people to the food grain

c)

(c) People should have money to purchase the grains

d)

(d) All of the above

8.

Which chemical controls weeds?

a)

Fungicide

b)

Pesticide

c)

Insecticide

d)

Herbicide

9.

Crossing between genetically dissimilar plants to obtain crops having useful characteristics

a)

Genetically modified organisms

b)

Hybridization

c)

Agronomics

d)

None of them

10.

 What is the process of growing two or more crops in a definite pattern?

a)

Crop rotation

b)

Inter-cropping

c)

Mixed cropping

d)

Organic cropping

11.

Cyperinus and Parthenium are types of

a)

Diseases

b)

Pesticides

c)

weeds

d)

pathogens

12.

When different types of crops are

grown alternatively in the same field it

is:

a)

Mixed cropping

b)

Inter cropping

c)

Crop rotation

d)

Jhuming cultivation

13.

Identify the macronutrient-

a)

Boron

b)

Zinc

c)

Sulphur

d)

Copper

14.

Which of the following is not macro-nutrient?

a)

Iron

b)

Potassium

c)

Nitrogen

d)

Phosphorus

15.

What is the supplying of water to land through artificial means?

a)

Sprinkling

b)

Evapotranspiration

c)

Irrigation

d)

natural rain

16.

Hybridisation is the technique of

a)

cross breeding between two genetically different plants

b)

inserting new gene into the genome of Crop of interest

c)

Both

d)

None

17.

Sustainaible agriculture is

a)

production of crops without degrading the environment

b)

growing of GM crops only

c)

Both

d)

None

18.

Among the following pick out the correct statement.

i. Hybridization means crossing between genetically dissimilar plants

ii. Cross between two varieties is called as inter specific hybridization

iii. Introducing the genes of desired characters into a plant gives genetically modified crop

iv. Cross between plants of two species is called as inter varietal hybridization

a)

(i) and (iii)

b)

(ii) and (iv)

c)

(ii) and (iii)

d)

(iii) and (iv)

19.

Which elements are considered non-mineral nutrients?

a)

Carbon, Hydrogen & Oxygen

b)

Carbon, Hydrogen, Oxygen and Nitrogen

c)

Carbon, Potassium, Hydrogen & Nitrogen

20.

One way of embodying desirable characters into crop varieties is

a)

Fumigation

b)

Animal Breeding

c)

Photoperiodism

d)

Hybridisation