The final phase of a star’s evolution is determined by the star’s:

A. Age
B. Gravitational pull
C. Density
D. Mass

Which of the statements to about the Troposphere is not true?

A. It contains 85-90% of the atmosphere’s mass
B. It contains nearly all the water and oxygen of the atmosphere
C. It is the zone which exhibits changes in condition of weather
D. It is about 350 km thick

A wind which reverses seasonally is known as_____?

A. Trade
B. Cyclonic
C. Monsoon
D. Polar

Weather describe the condition of ______ at any one time.

A. The earth
B. The land surface
C. The atmosphere
D. The ionosphere

Water vapour turns into clouds in the atmosphere when:

A. It rains
B. The temperature rise
C. Dew point is reached
D. Evaporation takes place

When a warm air is lifted off the surface in temperature depression it is called ________?

A. An occlusion
B. A cold front
C. An anticyclone
D. A warm front

The oldest barrage on the river Indus at Sukkur was built in_____?

A. 1932
B. 1940
C. 1930
D. 1928

There are three types of plate boundaries i.e Divergent, Convergent and____________

A. Normal
B. Transform
C. Complex
D. Plain

The production of rubber tree is better adopted to areas where the climate is_________

A. Warm and humid
B. Warm and dry
C. Cool and mosit
D. Cool and dry

Gulf streams are caused by__________.

A. Cyclones
B. Ocean pressure
C. Temperature
D. Difference in water level