411. Afternoon rains in the equatorial region are the result of influences _______?
A. Land Breeze
B. Monsoon
C. Frontal
D. Convectional

412. 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

413. 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

414. Weather describe the condition of ______ at any one time.
A. The earth
B. The land surface
C. The atmosphere
D. The ionosphere

415. The Stevenson screen contains all of these EXCEPT:
A. Wet bulb thermometer
B. Maximum thermometer
C. Ordinary thermometer
D. Anemometer

416. A wind which reverses seasonally is known as_____?
A. Trade
B. Cyclonic
C. Monsoon
D. Polar

417. A canyon is a large form of ________?
A. Dry valley
B. Gorge
C. Pediment
D. Badiand

418. 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

419. The final phase of a star’s evolution is determined by the star’s:
A. Age
B. Gravitational pull
C. Density
D. Mass

420. Which of these is not a Metamorphic rock?
A. Quartzite
B. Slate
C. Gneiss
D. Schist
E. Diorite

Explanation:
All f the above are Metamorphic rocks while Diorite is the name used for a group of coarse-grained igneous rocks with a composition between that of granite and basalt. It usually occurs as large intrusions, dikes, and sills within the continental crust. These often form above a convergent plate boundary where an oceanic plate subducts beneath a continental plate.