Conventional Power Resources

Q. A _____ is an aggregate of one or more minerals but without definite composition of a constituent of mineral.

1. rock
2. ore
3. mineral
4. alloy

Q. Match the following:

$\begin{array}{cc}\text{Column I}& \text{Column II}\\ \text{A. Mining}& \text{(i) Deep bores have to be made to reach mineral}\\ & \text{deposits that lie at great depths}\\ \text{B. Open cast Mining}& \text{(ii)The process of extracting minerals from rocks}\\ & \text{under the earth’s surface}\\ \text{C. Shaft Mining}& \text{(iii) Minerals that lie at shallow depths are taken}\\ & \text{out by removing the surface layer}\\ \text{D. Quarrying}& \text{(iv) Minerals that lie near the surface are simply}\\ & \text{dug out}\end{array}$

1. A-(ii), B-(iii), C-(i), D-(iv)
2. A-(ii), B-(i), C-(iii), D-(iv)
3. A-(ii), B-(i), C-(iii), D-(iv)
4. A-(ii), B-(iii), C-(iv), D-(i)

Q. A _____ is an aggregate of one or more minerals but without definite composition of a constituent of mineral.

1. rock
2. ore
3. mineral
4. alloy

Q. Which of the following is a fossil fuel?

1. Silver
2. Coal
3. Gold
4. Iron

Q. Which of the following sources of energy is produced from coal?

1. Hydro power
2. Thermal power
3. Tidal power
4. None of the above

Q. The power resources that have been used for a very long time are called __________.

1. conventional power resources
2. non-conventional power resources
3. renewable power resources
4. non-renewable power resources

Q. The power resources that have been used for a very long time are called __________.

1. conventional power resources
2. non-conventional power resources
3. renewable power resources
4. non-renewable power resources

Q. _____ minerals contain metal in raw form.

1. Metallic
2. Non-metallic
3. Metallic and Non-metallic
4. None of the above