1.Which is the outermost planet in the solar system?
Mercury
Pluto
Neptune
Uranus

2.The SI unit of charge is __________.
Ampere
Coulomb
Ohm
Volt

3.Very High Frequency (VHF) have __________ wavelengths.
shorter
shortest
longer
longest

4.Long-sight defect could be corrected by using __________ lens.
concave
convex
diverging
none of these

5. Deficiency of Vitamin-A results in __________.
night blindness
rickets
scurvy
hair fall

6. For a fixed mass of gass at constant temperature, if we decrease volume, the pressure will _________.
also decrease
increase
remains constant
none of these

7. The lifespan of Red Blood Cells is __________ days.
60
120
180
240

8. The density of water is __________.
1 g/cm3
1.5 g/cm3
2 g/cm3
none of these

9. Radioactivity was discovered by __________.
Kelvin
Thomson
Rutherford
Bacquerel

10. A device which converts chemical energy into electrical energy is called _________.
motor
generator
moving-coil meter
battery

11. The Sun is a __________.

Star
Planet
Asteroid
Meteor


12. The average adult has a blood volume of about __________ liters.

4
5
6
7