General Science & Ability MCQs 2009

Monsoon is caused by:
A) Seasonal reversal of winds
B) Revolution of Earth
C) Movement of the clouds
D) Rise in temperature

The orbital period of the planet Mercury around the sun is:
A) 88 days
B) 365 days
C) 2 years
D) None of these

Which of the following atmospheric layers helps in radio communication?
A) Exosphere
B) Ionosphere
C) Troposphere
D) Stratosphere

The most splendid and magnificent constellation in the sky is:
A) Orion
B) Columba
C) Canis Major
D) Taurus

A moderator is used in a nuclear reactor in order to:
A) Accelerate the neutrons
B) Slow down the speed of the neutrons
C) Increase the number of electrons
D) None of these

"Black holes" refer to:
A) Holes occurring in heavenly bodies
B) Bright spots on the sun
C) Collapsing objects of high density
D) Collapsing objects of low density

Cooking gas is a mixture of which of the following two gases?
A) Methane and Carbon Dioxide
B) Oxygen and Nitrogen
C) Oxygen and Methane
D) None of these

Eugenics is the study of:
A) Altering human beings by changing their genetic components
B) People of European origin
C) Different races of mankind
D) Genetics of plants

The position of Earth in its orbit, when it is at its greatest distance from the sun causing northern summer, is called:
A) Aphelion
B) Perihelion
C) Perigee
D) Apogee

Diamond is a very expensive ornament. It is composed of a single element:
A) Carbon
B) Gold
C) Silver
D) Platinum