Water is a good solvent of ionic salts because:

A. It has a high specific heat
B. It has no colour
C. It has a high dipole moment
D. None of these

How dark matter is detected?

A. Dark matter is detected through its absorption effects
B. Dark matter is detected through its gravitational effects on visible matter
C. Dark matter is detected through its absorption and gravitational effects
D. Dark matter cannot be detected

‘Geneva Accord’ Which provided for the withdrawal of Soviet troops from Afghanistan was signed in:

A. 5th march, 1988
B. 1st, january, 1988
C. 14th april, 1988
D. 15th november, 1988

There are how many provinces of Afghanistan?

A. 32 provinces
B. 30 provinces
C. 34 provinces
D. 36 provinces

The sun is _________times bigger than the Earth.

A. 105
B. 107
C. 109
D. 111