SSC Geography Previous Year Questions Set 25

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241. Which one of the following represent the lines joining the places of equal rainfall ? [SSC CPO Sub-Inspector Exam 2009]
A. Isohypses
B. Isohalines
C. Isobars
D. Isohyets
Answer –D. Isohyets
Explanation-


242. Depression formed due to deflating action of winds are called: [SSC CGL Tier-I 2010]
A. Playas
B. Yardang
C. Ventifacts
D. Sand dunes
Answer –B. Yardang
Explanation-


243. Which one of the following is the highest cloud ?[SSC (South Zone) Investigator 2010]
A. Cirrus
B. Stratocumulus
C. Nimbostratus
D. Cumulus
Answer –A. Cirrus<
Explanation-


244. Troposphere is the hottest part of the atmosphere because [SSC CGL 2011]
A. it is closest to the Sun
B. there are charged particles in it
C. it is heated by the Earth’s surface
D. heat is generated in it
Answer –C. it is heated by the Earth’s surface
Explanation-


245. The lowest layer of the atmosphere is :[SSC CGL 2011]
A. Stratosphere
B. Thermosphere
C. Troposphere
D. Mesosphere
Answer –C. Troposphere
Explanation-


246. The zone of Earth’s atmosphere immediately above its surface up to a height of about 16 kmsabove equator and 8 kms over the poles is known as :[FCI Assistant Grade-III 2012]
A. Mesosphere
B. Thermosphere
C. Troposphere
D. Stratosphere
Answer –C. Troposphere
Explanation-


247. Which one of the following is called as “Roaring Forty”? [SSC Combined Matric Level (PRE) 2000]
A. Winds blowing in southern hemisphere between 400–600 S
B. Winds blowing in northern hemisphere between 400–600 N
C. Very cold winds which blow in winters
D. Very hot and fast blowing summer winds
Answer –A. Winds blowing in southern hemisphere between 400–600 S
Explanation-


248. Air mass near to the earth’s surface is warmer because it [SSC Combined Matric Level (PRE) 2000]
A. radiates heat
B. contains dust particles
C. is warmed by terrestrial radiation
D. is far from the sun
Answer –C. is warmed by terrestrial radiation
Explanation-


249. Which one of the following is called North-easter? [SSC Combined Matric Level (PRE) 2000]
A. Cold and fast-blowing winds in northern hemisphere that move from sub-polar to polar regions

B. Cold and fast-blowing winds in South Pole region
C. Cold and fast-blowing winds from the polar region in northern hemisphere

D. Winds blowing towards Kazakhstan in Central Asia
Answer –C. Cold and fast-blowing winds from the polar region in northern hemisphere
Explanation-


250. Density of the earth’s atmosphere is highest in the:[SSC Combined Matric Level (PRE) 2001]
A. Troposphere
B. Stratosphere
C. Mesosphere
D. Ionosphere
Answer –A. Troposphere
Explanation-


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