Energy Utilisation from Fossil Fuels

Q. Identify the term that is generally used to express the quality of a gasoline.

1. Gram
2. Milliliter
3. Moles
4. Calorific valve

Q. Fuel is majorly used for transportation. Which of the following are the other uses of fuel?

1. Production of steam to run engine
2. Production of electricity
3. Cooking of food
4. Cycling

Q.

Explain how food is a fuel. [3 MARKS]

Q. Question 9
The following Table shows the total power shortage in India from 1991 - 1997. Show the data in the form of a graph. Plot shortage percentage for the years on the Y-axis and the year on the X-axis.
$\begin{array}{ccc}S.No.& Year& Shortage\left(\%\right)\\ 1& 1991& 7.9\\ 2& 1992& 7.8\\ 3& 1993& 8.3\\ 4& 1994& 7.4\\ 5& 1995& 7.1\\ 6& 1996& 9.2\\ 7& 1997& 11.5\end{array}$

Q. Identify the term that is generally used to express the quality of a gasoline.

1. Gram
2. Calorific valve
3. Moles
4. Milliliter

Q. The three Rs to save the environment are:

1. Reduce, Replace, Reuse
2. Recycle, Replace, Reduce
3. Recycle, Replace, Reuse
4. Reduce, Recycle, Reuse

Q.

Which of the following is also known as the 'black gold'?

1. Petroleum

2. Coal

3. Natural gas

4. CNG

Q.

Why should we consume fossil fuel at a slower rate?

1. They are non-renewable and will soon get depleted

2. Burning them produces carbon dioxide which causes greenhouse effect

3. Burning in limited supply of oxygen produces oxides of sulphur, nitrogen and carbon monoxide which are poisonous at high concentrations.

4. All of these.

Q. Most amount of fossil fuels is used in the .

1. vehicles
2. domestic purpose
3. industries