(A) Europe
(B) Australia
(C) Asia
(D) Africa
Which is the largest continent of the world?
(A) Europe
(B) Australia
(C) Asia
(D) Africa
Where in the body salt stored?
(A) Blood
(B) Skin
(C) Kidney
(D) Liver
Fresh food and fresh fruits are contains?
(A) Calcium
(B) Potassium
(C) Salt
(D) Vitamins
Which gas have harmful effects on the environment?
(A) Carbon Dioxide
(B) Carbon Monoxide
(C) Hydrogen
(D) Nitrogen
We get oil and gas from?
(A) Air
(B) Mountains
(C) Rivers
(D) Fossil fuels
When electron jumps from lower to upper shell/orbit it gains which kind of energy?
(A) Potential energy
(B) Kinetic energy
(C) Electrical energy
(D) Fossil energy
Diesel is the example of which kind of energy?
(A) Fossil energy
(B) Kinetic energy
(C) Potential energy
(D) None of the above