214. The deflection of the winds to the right in the northern hemisphere is caused by :
(a) revolution of the earth
(b) rotation of the earth
(c) uneven heating of the earth
(d) All the above
Ans: (b)
215. Atmospheric pressure exerted on earth is due to :
(a) rotation of earth
(b) revolution of earth
(c) gravitational pull
(d) uneven heating of earth
Ans: (c)
216. Which one of the following has the highest wind velocity?
(a) Typhoon (b) Hurricane
(c) Cyclone (d) Tornado
Ans: (d)
217. Speed of wind is measured by
(a) barometer (b) hygrometer
(c) thermometer (d)anemometer
Ans: (d)
218. Trade winds are due to
(a) Conduction (b) Convection
(c) Radiation (d) Scattering
Ans: (b)
219. Ozone-hole in the atmosphere is largely caused by the presence of
(a) Oxygen
(b) Hydrogen
(c) Chloro-floro-carbon
(d) Radio-active waste
Ans: (c)
220. The term Roaring Forties is related to the
(a) Trade winds
(b) Planetary winds
(c) Westerlies
(d) Polar winds
221. The line on a map connecting points of equal temperature at a given time is
(a) Isohyet (b) Isobar
(c) Isthumus (d) Isotherm
Ans: (d)
222. Where does most of the weather phenomena take place?
(a) Ionosphere (b) Troposphere
(c) Stratosphere (d)Tropopause
Ans: (b)
223. Very strong and cold icy winds that blow in the Polar regions are called
(a) Typhoons (b) Tornadoes
(c) Blizzards (d) Polar winds
Ans: (c)
224. Condensation is the reverse of
(a) Vaporization (b) Smog
(c) Cirrus cloud (d) Fog
Ans: (a)
225. Daily weather changes in the atmosphere are associated with
(a) Troposphere (b) Mesosphere
(c) Ionosphere (d) Stratosphere
Ans: (a)
226. Tropical storm in Chinese Sea is known as–
(a) Wave (b) Tornado
(c) Typhoon (d) Cyclone
Ans: (c)
227. Convectional Rainfall occurs in:
(a) Equatorial region
(b) Temperate region
(c) Tropical region
(d) Polar region
Ans: (a)
228. Land and sea-breezes occur due to :
(a) Conduction (b) Convection
(c) Radiation (d) Tides
Ans: (b)
229. Trade winds blow from the
(a) equatorial low pressure
(b) polar high pressure
(c) subtropical high pressure
(d) subpolar low pressure
Ans: (c)
230. Equatorial regions experience
(a) warm and dry climate
(b) hot and humid climate
(c) wet and windy climate
(d) moderately pleasant climate
Ans: (b)
231. What happens to atmospheric pressure with increase in altitude ?
(a) It remains constant
(b) It decreases
(c) It increases
(d) It constantly fluctuates
Ans: (b)
232. Mediterranean type of climate is characterized by
(a) dry summer and wet winter
(b) wet summer and dry winter
(c) dry summer and dry winter
(d) wet summer and wet winter
Ans: (a)
233. Which of the following winds is called anti-trade wind ?
(a) Chinook (b) Cyclone
(c) Typhoon (d) Westerlies
Ans: (a)
234. The solar radiation coming to Earth is called
(a) Radiant energy
(b) Insolation
(c) Sunshine
(d) Terrestrial radiation
Ans: (b)
235. Hailstorms are caused due to
(a) condensation
(b) convection
(c) sublimation
(d) freezing
Ans: (d)
236. Blizzards are characteristic features of—
(a) equatorial region
(b) tropical region
(c) Antarctic region
(d) temperate region
Ans: (c)
237. If there is no carbon dioxide in the earth‟s atmosphere, the temperature of earth‟s surface would be
(a) dependent on the amount of oxygen in the atmosphere
(b) higher than the present
(c) less than the present
(d) the same
Ans: (c)
238. Name the continent where „Tundra‟ type of climate is not found
(a) Europe (b) Asia
(c) Africa (d) North America
Ans: (c)
239. Which one of the following is not the example of planetary winds ?
(a) Monsoon
(b) Trade wind
(c) Land and sea breezes
(d) Chinook
Ans: (d)
240. The climate of North America is influenced during winter by the
(a) Polar airmasses
(b) Warm airmasses
(c) Continental airmasses
(d) Tropical airmasses
Ans: (d)
241. Storms of gases are visible in the chromosphere of the Sun during
(a) Cyclones
(b) Anticyclones
(c) Lunar eclipse
(d) Solar eclipse
Ans: (d)
242. Recharging of water table depends on
(a) amount of rainfall
(b) relief of the area
(c) vegetation of the area
(d) amount of percolation
Ans: (b)
243. In atmosphere the lowermost layer is
(a) troposphere
(b) exosphere
(c) ionosphere
(d) strato sphere
Ans: (a)
244. The lower layer of atmosphere is called
(a) exosphere (b) troposphere
(c) ionosphere (d) mesosphere
Ans: (b)
245. Match List-I with List-II and select the correct answer using the code given below the Lists :
List – I
a. Australia
b. China
c. France
d. West Indies List – II
1. Hurricane
2. Willy-willy
2. Typhoon
4. Mistral Code :
abcd
(a) 2 1 4 3
(b) 1 2 3 4
(c) 1 3 2 4
(d) 4 1 2 3
Ans: (a)
246. Which is the lowest layer of the atmosphere?
(a) Troposphere
(b) Stratosphere
(c) Mesosphere
(d) Thermosphere
Ans: (a)
247. Which one of the following represent the lines joining the places of equal rainfall ?
(a) Isohypses (b) Isohalines
(c) Isobars (d) Isohyets
Ans: (d)
248. Depression formed due to deflating action of winds are called
(a) Playas (b) Yardang
(c) Ventifacts (d) Sand dunes
Ans: (b)
249. Which one of the following is the highest cloud ?
(a) Cirrus
(b) Stratocumulus
(c) Nimbostratus
(d) Cumulus
Ans: (a)
250. Troposphere is the hottest part ofthe atmosphere because
(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
Ans: (c)
251. The lowest layer of the atmosphere is :
(a) Stratosphere
(b) Thermosphere
(c) Troposphere
(d) Mesosphere
Ans: (c)
252. The zone of Earth‟s atmosphere immediately above its surface up to a height of about 16 kms above equator
and 8 kms over the poles is known as :
(a) Mesosphere
(b) Thermosphere
(c) Troposphere
(d) Stratosphere
Ans: (c)
253. Which one of the following is called as “Roaring Forty”?
(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
Ans: (a)
254. Airmass near to the earth‟s surface is warmer because it
(a) radiates heat
(b) contains dust particles
(c) is warmed by terrestrial radiation
(d) is far from the sun
Ans: (c)
255. Which one of the following is called North-easter?
(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
Ans: (c)
256. Density of the earth‟s atmosphere is highest in the
(a) Troposphere
(b) Stratosphere
(c) Mesosphere
(d) Ionosphere
Ans: (a)
257. Which of the following asborbs part of the insolation and preserves earth‟s radiated heat?
(a) Oxygen
(b) Nitrogen
(c) Water vapour
(d) Carbon-di-oxide
Ans: (c)
258. Cyclones are caused due to
(a) low pressure
(b) high pressure
(c) low temperature
(d) high density
Ans: (a)
259. What is a „tornado‟ ?
(a) A very high pressure centre
(b) A very low pressure centre
(c) A very high ocean wave
(d) A planetary wind
Ans: (b)
260. Katrina is the name given to _________
(a) Satellite (b) Star
(c) Heat wave (d) Hurricane
Ans: (d)
261. In which region does rainfall occur throughout the year ?
(a) Mediterranean
(b) Equatorial
(c) Tropical
(d) Temperate
Ans: (b)
262. The vertical movement of air is termed as
(a) wind
(b) air current
(c) air turbulence
(d) air mobility
Ans: (b)
263. The atmospheric layer closest to the earth is:
(a) Mesosphere
(b) Hydrosphere
(c) Troposphere
(d) Ionosphere
Ans: (c)
264. Frontal Rain is caused by
(a) Convection current
(b) Winds from sea
(c) Cyclonic activity
(d) Condensation of water evaporated from mountains
Ans: (c)
265. Smog is a combination of
(a) air and water vapour
(b) water and smoke
(c) fire and water
(d) smoke and fog
266. Which one of the four regions above
the earth has smallest height (km.) ?
(a) Stratosphere
(b) Mesosphere
(c) Thermosphere
(d) Troposphere
Ans: (d)
267. Typhoons are common in the
(a) Arctic Ocean
(b) Seas of China and Japan
(c) Mexican Gulf
(d) Indian Ocean
Ans: (b)
268. Wind rose represents
(a) wind turbulance
(b) wind data
(c) wind pressure
(d) wind temperature
Ans: (a)
269. The layer of the atmosphere in which Radio Waves are reflected back is called ;
(a) Ionosphere (b) Troposphere
(c) Stratosphere(d) Exosphere
Ans: (a)
270. The atmospheric layer farthest from the Earth‟s surface is known as
(a) Stratosphere (b)Exosphere
(c) Ionosphere (d)Mesosphere
Ans: (b)
271. The climatic zones are classified on the basis of
(a) distance from the equator
(b) elevation
(c) rainfall
(d) distance from the sea
Ans: (c)
272. The main advantage of Rain? Water Harvesting (RWH) is
(a) Recharge ground water
(b) Avoid floods
(c) Reduce the loss of water
(d) Avoid soil erosion
Ans: (a)
273. Subtropical high pressure belts are otherwise called
(a) Furious fifties
(b) Screeching sixties
(c) Horse latitudes
(d) Roaring forties
Ans: (c)
274. Atmospheric temperature increasing at the higher altitudes is called
(a) Radiation (b) Inversion
(c) Conduction (d) Convection
Ans: (b)
275. Which of the following reasons is responsible for lack of vegetation in the deserts ?
(a) Heavy volume of sands
(b) Absence of B-horizon in the soil
(c) High temperature
(d) Lack of rainfall
Ans: (d)
276. The humidity of air depends on
(a) Temperature
(b) Location
(c) Weather
(d) All of the above
Ans: (d)
277. The temperature increases rapidly above
(a) Ionosphere (b) Exosphere
(c) Stratosphere (d) Troposphere
Ans: (b)
278. Our atmosphere is divided into layers.
(a) Two (b) Three
(c) Four (d) Five
Ans: (d)
279. The forests which act as barriers against cyclones are :
(a) Alpine forests
(b) Mangrove forests
(c) Evergreen forests
(d) Monsoon forests
Ans: (b)
280. Cloud burst means
(a) Formation of artificial rain
(b) Abnormally heavy downpour of rain, associated with thunderstorm
(c) Presence of scattered flakes of cloud in the sky
(d) Sowing of seeds of a crop in a cloudy weather
Ans: (b)
281. Which of the following is FALSE with respect to rain water harvesting ?
(a) It is a device of water conservation.
(b) It helps raising water table.
(c) It helps meet rising water demand.
(d) It increases run-off losses.
Ans: (d)
282. The South-East trade winds are attracted towards the Indian subcontinent in the rainy season due to
(a) the development of cyclone over theequator
(b) the effect of easterlies
(c) the effect of Northern-East trade winds
(d) the presence of low atmospheric pressure
over NorthWest India
Ans: (d)
283. The Mediterranean region are characterized by heavy rain in:
(a) Winter (b) Spring
(c) Autumn (d) Summer
Ans: (a)
284. The layer of atmosphere close to the earth‟s surface is called
(a) Exosphere
(b) Troposphere
(c) Stratosphere
(d) Ionosphere
Ans: (b)
285. Choose the correct option which represents the arrangement of atmospheric layers.
(a) Ionosphere, Ecosphere, Mesosphere Stratosphere, Troposphere
(b) Ecosphere, Troposphere, Ionosphere, Mesosphere, Stratosphere
(c) Mesosphere, Ionosphere. Ecosphere, Troposphere, Stratosphare
(d) Troposphare, Ionosphere, Ecosphere
Ans: (d)
286. „Cloud burst‟ means
(a) Sowing of seeds of a crop in cloudy weather.
(b) Abnormally heavy downpour of rain, associated with a thunderstorm.
(c) Formation of artificial rain.
(d) Presence of scattered flakes of cloud in the sky.
Ans: (b)
287. All vital atmospheric processes leading to various climatic and weather conditions take place in the :
(a) Stratosphere
(b) Troposphere
(c) Ionosphere (d) Exosphere
Ans: (b)
288. Which is the warmest layer of the atmosphere?
(a) Thermosphere
(b) Troposphere
(c) Stratosphere
(d) Mesosphere
Ans: (a)
289. Most of the ozone in the earth‟s atmosphere is found in the :
(a) Troposphere
(b) Stratosphere
(c) Mesophere
(d) Thermosphere
Ans: (b)
290. Which of the following is the uppermost layer of the atmosphere?
(a) Stratosphere
(b) Mesosphere
(c) Ionosphere
(d) Exosphere
Ans: (d)
291. Match List I and List II and mark the correct answer.
List I List II
(Winds) (Locations)
a. Chinook 1. Alps
b. Foehn 2. India
c. Sirocco 3. USA
d. Loo 4. Egypt
(a) a = 4, b = 2, c = 1, d = 3
(b) a = 3, b = 4, c = 2, d = 1
(c) a = 3, b = 1, c = 4, d = 2
(d) a = 4, b = 3, c = 1, d = 2
Ans: (b)
292. In which of the following layer of atmosphere the absorption and scattering of the solar ultraviolet radiation takes place?
(a) Troposphere
(b) Stratosphere
(c) Mesosphere
(d) Thermosphere
Ans: (b)
293. A level of atmosphere which is composed partly of electrons and positive ions is called
(a) Troposphere
(b) Ionosphere
(c) Stratosphere
(d) Mesosphere
Ans: (b)
294. The amount of insolation received at a place on the surface of the earth
depends upon:
(a) its climate
(b) the longitude of the place
(c) its latitude
(d) the altitude of the place
Ans: (c)
295. Which of the following wind is
blowing from the Mediterranean sea to
the North Western parts of India ?
(a) Western disturbances
(b) Norwesters
(c) Loo
(d) Mango showers
Ans: (a)
296. Which layer of the earth‟ atmosphere contains the ozone layer ?
(a) Troposphere
(b) Mesosphere
(c) Ionosphere
(d) Stratosphere
Ans: (d)
297. Rainfall caused by intense evaporation in equatorial areas is called
_______
(a) Orographic rainfall
(b) Cyclonic rainfall
(c) Frontal rainfall
(d) Convectional rainfall
Ans: (d)
298. Ultraviolet radiation in the
stratosphere is absorbed by
(a) SO2 (b) Ozone
(c) Oxygen (d) Argon
Ans: (b)
299. The layer where the decrease in temperature with increasing altitude is totally absent is
(a) Troposphere
(b) Ionosphere
(c) Stratosphere
(d) Mesosphere
Ans: (c)
300. Precipitation in the form of a mixture of rain and snow is called
(a) Drizzle (b) Hail
(c) Sleet (d) Snow
Ans: (c)
301. Which of the following is/are „rain cloud‟?
1. Cirrus
2. Nimbostratus
3. Cumulonimbus
4. Altocumulus
(a) 1 and 2 only
(b) 2 and 3 only
(c) 3 and 4 only
(d) 1 and 4 only
Ans: (b)
302. Ozone layer is formed due to reactions of :
(a) oxygen and ultraviolet rays
(b) carbon dioxide and layers of atmosphere
(c) cosmic rays and layers of atmosphere
(d) infrared rays and ultraviolet rays
Ans: (a)
303. Which of the following is the lowest atmospheric layer ?
(a) Lithosphere
(b) Stratosphere
(c) Troposphere
(d) Hydrosphere
Ans: (c)