MCQ on Sources of Energy

CBSE 10th Class MCQ CBSE Multiple Choice Questions (MCQ) CBSE NCERT 10th Class MCQ on Science

31- ……………..is the ultimate source of energy.

(A) Moon

(B) Ozone

(C) Oxygen

(D) Sun

 

32- Coating with ……………….colour inside the box is responsible for greenhouse effect.

(A) Yellow

(B) Red

(C) Black

(D) None of the above

 

33-……………gaseous fuel has the highest calorific value.

(A) Nitrogen

(B) Hydrogen

(C) Oxygen

(D) None of the above

 

34- Fission of radioactive substances is known as

(A) Nuclear energy

(B) Solar energy

(C) Wind energy

(D) Electric energy

 

35- Calorific value is used to measure the quality of …………..

(A) Energy

(B) Combustion

(C) Fuel

(D) All of the above

 

36- …………………..gas is responsible for greenhouse effect.

(A) Carbon dioxide

(B) Nitrogen

(C) Hydrogen

(D) Oxygen

 

37- A solar water heater is not useful during …………….days to get hot water

(A) Cloudy days

(B) Sunny days

(C) Hot days

(D) All of the above

 

38- ………….is/are used to run the turbines in thermal power plants.

(A)  Coal

(B) Water

(C) Solar energy

(D) None of the above

 

39-The solar energy is overcome by using solar cells that converts solar energy into ………………..

(A) Potential energy

(B) Chemical energy

(C) Electrical energy

(D) None of the above

 

40- ……………..is used for making solar cells and abundant in nature.

(A) Gold

(B) Silver

(C) Iron

(D) Silicon

 

ANSWERS:

31-(D), 32-(C), 33-(B), 34-(A), 35-(C), 36-(A), 37-(A), 38-(B), 39-(C), 40-(D)