General Science-46

1. Who among the following gave the first experimental value of G?
a. Cavendish
b. Brook Taylor
c. Copernicus
d. Albert Einstein

2. A cold soft drink is kept on balance. When the cap is opened, then the weight
a. Increases
b. Decreases
c. First increases then decreases
d. Remain same

3. Which of the following does not pollute:
a. Copper
b. Cadmium
c. Arsenic
d. Nickel

4. Sea water can be purified by the process of:
a. Distillation
b. Evaporation
c. Filtration
d. Fractional Distillation

5. Neutron was discovered by:
a. Rutherford
b. Chadwick
c. Hahn and Strassman
d. Milian

6. Two boats are moving in same direction in a river. What is the best condition so that they move parallel in the same direction?
a. They should move parallel
b. They should slightly bend to each other
c. They should move away from each other
d. It is not possible

7. The cause of Tuberculosis is:
a. Virus
b. Bacteria
c. Fungi
d. Protozoan

8. The situation of global warming in atmosphere is developed due to increase in which gas?
a. Oxygen
b. Carbon-dioxide
c. Hydrogen
d. Nitrogen

9. Which of the following has the least penetrating power?
a. alpha particles
b. beta particles
c. gama particles
d. None of these

10. Which rays of ultraviolet are most dangerous?
a. UV A
b. UV B
c. UV C
d. UV D