EASY

Earn 100

Diseases caused by soil pollution include

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Important Questions on Soil Pollution

HARD

Science>Biology>Soil Pollution>Effects of Soil Pollution

List three effects of air pollution.

MEDIUM

Science>Biology>Soil Pollution>Effects of Soil Pollution

Explain the term global warming.

EASY

Science>Biology>Soil Pollution>Effects of Soil Pollution

Crystals of copper sulphate are heated in a test tube for some time.
What is the source of liquid droplets seen on the inner upper side of the test tube during the heating process?

EASY

Science>Biology>Soil Pollution>Effects of Soil Pollution

A health problem caused by air pollution which produces extra mucus, also airways narrow and swell is _____. (Asthama/ COPD/ Lung Cancer)

MEDIUM

Science>Biology>Soil Pollution>Effects of Soil Pollution

Global warming is the rise in the temperature of the Earth.

MEDIUM

Science>Biology>Soil Pollution>Effects of Soil Pollution

Give one example of evolution of a gas.

HARD

Science>Biology>Soil Pollution>Effects of Soil Pollution

What happens when sulphur dioxide gas is passed through the solution of acidified potassium dichromate?

EASY

Science>Biology>Soil Pollution>Effects of Soil Pollution

What is global warming? What are the likely harmful effects of global warming?

HARD

Science>Biology>Soil Pollution>Effects of Soil Pollution

Complete the crossword given below.

Question Image

Down
1. Increase in the temperature of the Earth due to greenhouse gases.
2. Gases that trap the heat and keep the Earth warm are called ___ gases.
3. Adding harmful substances to the environment.

Across
4. Making new things from waste products.
5. Grass -eating animals release this gas.
6. Using an object again in a new way.

EASY

Science>Biology>Soil Pollution>Effects of Soil Pollution

The chemical reaction between two substances is characterised by a change in colour from orange to green. These two substances are most likely to be:

EASY

Science>Biology>Soil Pollution>Effects of Soil Pollution

There has been a vast change in the environment in recent years due to construction.

MEDIUM

Science>Biology>Soil Pollution>Effects of Soil Pollution

What are the sources of air pollution?

EASY

Science>Biology>Soil Pollution>Effects of Soil Pollution

Give one example of a chemical reaction characterised by evolution of a gas.

MEDIUM

Science>Biology>Soil Pollution>Effects of Soil Pollution

Give one word for the following.

Health problem caused by air pollution_____.

MEDIUM

Science>Biology>Soil Pollution>Effects of Soil Pollution

Crystals of copper sulphate are heated in a test tube for some time.
(a) What is the colour of copper sulphate crystals
(i) before heating and
(ii) After heating.

MEDIUM

Science>Biology>Soil Pollution>Effects of Soil Pollution

Give one example of change in state.

EASY

Science>Biology>Soil Pollution>Effects of Soil Pollution

Cotyledons are also called-

EASY

Science>Biology>Soil Pollution>Effects of Soil Pollution

Name one source and one harmful effect of the air pollutant sulphur dioxide.

EASY

Science>Biology>Soil Pollution>Effects of Soil Pollution

State one characteristic of the chemical reaction which takes place when dilute hydrochloric acid is added to sodium carbonate.