PRACTICE TEST 2- CHAPTER 12

Welcome to your Ncert – class 9- science – Chapter 12 – Improvement in Food Resources 2

What is manure?

It is a synthetic material prepared in laboratory.

It is a semi synthetic material.

It can be both natural and synthetic.

It is a natural material obtained by decaying plant and animal waste.

None

Appropriate .......... can prevent the occurrence of infectious diseases and reduce the loss of poultry during an outbreak of diseases.

Vaccination

None of the above

Weight

Food

None

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

People should have money to purchase the grains

Easy access of people to the food grain

All of the above

Increased production and storage of food grains

None

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

Anatomy

Genetic engineering

Agronomy

Astronomy

None

Horti-pastoral farming refers to:

Growing fodder and rearing cattle.

Growing fruit trees and fodder simultaneously.

Growing food and fodder.

Growing mixed crops.

None

Which one of the following nutrients is not available in fertilisers?

Nitrogen

Iron

Phosphorus

Potassium

None

Weeds affect the crop plants by

competing for various resources of crops (plants) causing low availability of nutrients.

dominating the plants to grow.

all of these.

killing of plants in field before they grow.

None

Cattle husbandry is done for the following purposes

(i) Milk production

(ii) Agricultural work

(iii) Meat production

(iv) Egg production

(ii), (iii) and (iv)

(i) and (iv)

(i), (ii) and (iii)

(iii) and (iv)

None

Find out the correct sentence about manure

(i) Manure contains large quantities of organic matter and small quantities of nutrients.

(ii) It increases the water holding capacity of sandy soil.

(iii) It helps in draining out of excess of water from clayey soil.

(iv) It excessive use pollutes environment because it is made of animal excretory waste.

(i) and (ii)

(iii) and (iv)

(i) and (iii)

(ii) and (iii)

None

10.

Hybridisation refers to crossing between genetically ______ plants.

All of the above

Similar

Dissimilar

Identical

None

11.

The method of growing different crops alternatively on same piece of land is called _______________.

Rotation cropping

Multiple cropping

Mixed cropping

Inter cropping

None

12.

The main canal is divided into branch canals having further distributaries to ____ fields.

Farming

All of the above

Irrigate

Composting

None

13.

Find out the wrong statement from the following

Increasing food production without compromising with environmental quality is called as sustainable agriculture.

Blue revolution is meant for increase in fish production

White revolution is meant for increase in milk production.

None of the above

None

14.

Which of the following are Indian cattle?

(i) Bos indicus

(ii) Bos domestica

(iii) Bos bubalis

(iv) Bos vulgaris

(i) and (iii)

(i) and (ii)

(ii) and (iii)

(iii) and (iv)

None

15.

If crop rotation is done properly then

Three or four crops can be grown in a year with good harvests

None of these

Two or three crops can be grown in a year with good harvests

Four or five crops can be grown in a year with good harvest

None

Chapter 5- The Fundamental Unit of Life

Chapter 6 - Tissues

Chapter 12 – Improvement in Food Resources

Curriculum

Ncert - class -9 - Biology

Chapter 5- The Fundamental Unit of Life

Chapter 6 - Tissues

Chapter 12 – Improvement in Food Resources

PRACTICE TEST 2- CHAPTER 12 – CLASS 9