General Science-45

1. The ‘solder’ used in connecting electronic circuits consists of;
a. Lead and tin
b. Tin and iron
c. Copper and lead
d. Lead and aluminum

2. The mammal capable of flying is:
a. Jaguar
b. Ostrich
c. Pallican
d. Bat

3. A microwave oven uses:
a. Infrared rays
b. Ultraviolet rays
c. Radio waves of very short wavelength
d. Radio waves of long wavelength

4. Who invented Thermoscope, an early form of thermometer?
a. Sir Cristopher Wren
b. Charles F.Richter
c. Gelileo
d. Buno Gutenberg

5. Which one of the following gases is ejected in volcanic eruptions:
a. Hydrogen
b. Nitrogen
c. Chlorine
d. Sulphur dioxide

6. Who propounded the theory of evolution?
a. Spencer
b. Darwin
c. Wellace
d. Huxley

7. Which one of the following planets is said to be "twin sister" of the Earth?
a. Mercury
b. Venus
c. Mars
d. Jupiter

8. What function does blood perform in body?
a. Takes oxygen to all parts
b. Maintains liquidity
c. Helps in digestion
d. Helps in erection

9. How many chambers are there in heart?
a. 2
b. 4
c. 6
d. 8

10. Which one of the following pairs of physical quantities may be represented in the same unit?
a. Temperature and mole
b. Heat and work
c. Heat and temperature
d. Specific heat and heat