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Crop improvement

Total questions: 25

Worksheet time: 13mins

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.

Crossing between genetically dissimilar plants to obtain crops having useful characteristics

a)

Genetically modified organisms

b)

Hybridization

c)

Agronomics

d)

None of them

9.

The desirable agronomic characters improved using crop variety programmes are called

a)

Tallness and dwarfness

b)

draught

c)

salinity

d)

cold

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.

Nitrogen, phosphorus and potassium are examples of

a)

Micro-nutrients

b)

Manure

c)

Fertilizers

d)

Both i and ii

12.

Which of the following is not macro-nutrient?

a)

Iron

b)

Potassium

c)

Nitrogen

d)

Phosphorus

13.

Xanthium and Parthenium are

a)

Cash crops

b)

Cereals

c)

Vegetables

d)

Weeds

14.

The branch of agricultural science dealing with production of field crops and management of the soil is called

a)

Genetic engineering

b)

Agronomy

c)

Anatomy

d)

Astronomy

15.

Identify the macronutrient-

a)

Boron

b)

Zinc

c)

Sulphur

d)

Copper

16.

The unwanted plants which grow with main crops are called

a)

Weeds

b)

Crops

c)

Grasses

d)

Herbs

17.

Growing two or more crops but in the definite row pattern is known as

a)

Mixed cropping

b)

Crop rotation

c)

Intercropping

d)

All of these

18.

Root nodules of leguminous Plants contain

a)

Anabaena

b)

Mycorrhiza

c)

Rhizobium

d)

Azolla

19.

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

a)

Nutrition

b)

Evapotranspiration

c)

Irrigation

d)

natural rain

20.

Growing of different crops on a piece of land in a pre-planned succession

a)

Crop rotation

b)

Inter cropping

c)

Mixed cropping

d)

All of these

21.

Preventive and control measures adopted for the storage of grains include

a)

Strict cleaning

b)

Proper drying of the produce

c)

Fumigation

d)

All of the above

22.

What does K in "NPK" stand for in fertiliser package labels?

a)

Kajang

b)

Potassium

c)

Phosphorus

d)

Kuala Lumpur

23.

Micronutrients required by plants in

a)

large quantities

b)

small quantities

24.

Sustainaible agriculture is

a)

production of crops without degrading the environment

b)

growing of GM crops only

c)

Both

d)

None

25.
In order to obtain a higher yield, farmers must undertake various agricultural practices. Which is the first step in this process?
a)
Addition of manure
b)
Preparation of soil
c)
Harvesting
d)
Irrigation