Disadvantages of Burning Fossil Fuels

Q.

Write ten slogans on Save Fuel.

Q.

The green house gas is:

(a) oxygen (b) nitrogen

(c) chlorine (d) carbon dioxide.

Q.

Why is the use of wood as a fuel not advisable although wood is a renewable source of energy?

Q.

What causes the rise in atmospheric temperature?

Q.

The increase of carbon dioxide gas in atmosphere will cause:

(a) decrease in temperature

(b) increase in temperature

(c) no change in temperature

(d) increase in humidity.

Q.

What is soot? How is it formed?

Q. Statement I: Fossil fuels are renewable source of energy.
Statement II: Renewable sources are collected from resources which are naturally replenished on a human timescale, such as sunlight, the wind, rain, tides, waves, and geothermal heat.

1. Both statement I and statement II are correct.
2. Both statement I and statement II are wrong.
3. Only statement I is correct.
4. Only statement II is correct.

Q.

State the cause of increase of green house effect.

Q.

Identify the gases which are released during burning of fossil fuels, which lead to acidic rain.

1. NO₂

2. SO₂

3. CO₂

4. All of These

Q.

The fossil fuels which are replenished again are called

1. non-renewable

2. natural fuels

3. renewable

4. man-made fuels

Q.

Give a reason why excessive use of fossil fuels should be reduced.

Q. From the following, identify the renewable source(s) of energy.

1. Wood
2. Coal
3. Wind
4. Petrol
5. Water
6. Uranium
7. Volcano

Q.

What are the different ways of conserving minerals?

1. Use of more non-renewable sources of energy

2. Use of biogas as a fuel for cooking

3. Both B and C

4. Reuse and recycle the minerals and their products

Q. why is it important to find alternative energy sources?

Q. Which of the following is not produced by the burning of fossil fuels?

(a) nitrogen oxides
(b) sulphur oxides
(c) sodium oxides
(d) carbon oxides

Q. Which of the following is the best choice for energy production?

1. Hydrogen
2. Solar system
3. Windmill
4. All of the above

Q.

Burning of fossil fuels results in the release of harmful gases like ___________ and __________.

Q.

Acid rain happens because:

1. burning of fossil fuels release oxides of carbon, nitrogen and sulphur in the atmosphere.

2. earth atmosphere contains acids.

3. sun leads to heating of upper layer of atmosphere.

4. electrical charges are produced due to friction amongst clouds.

Q.

How is presence of water vapor in air useful to us?

Q. Renewable sources of energy include:

1. Tidal energy
2. Solar energy
3. Wind energy
4. All of the above.