CLIMATOLOGY PYQS 2012 UGC NET FREE MOCK TEST

Q.1. Air movement in the troposphere is caused by (UGC NET- JUNE 2012)

(1) Solar wind

(2) Convective current

(3) Gravitational force

(4) Air pressure

Q.2. The unit of air pressure measurement is (UGC NET- JUNE 2012)

(1) Degree

(2) Isobars

(3) Metres per second

(4) Hecta Pascal

Q.3. Match List-I with List-II and select the correct answer using the codes given below: (UGC NET- JUNE 2012)

List - I      

(I) Ferrel cell

(II) Hadley cell

(III) Polar cell

(IV) Intertropical convergence zone

List - II

(1) Doldrums

(2) Easterlies

(3) Westerlies

(4) Trade winds

Codes:

Q.4. Which one of the following is not a mechanism of energy transfer? (UGC NET- JUNE 2012)

(1) Conduction

(2) Advection

(3) Radiation

(4) Ablation

Q.5. Given below are the two statements, one labelled as Assertion (A) and other labelled as Reason (R). (UGC NET- JUNE 2012)

Assertion (A): Stable air resists vertical movement and unstable air ascends freely because of its own buoyancy.

Reason (R): When stable air is forced aloft the clouds that form are widespread and have little vertical thickness.

In the context of the above two statements, which one of the following is correct?

(1) (A) is correct but (R) is wrong.

(2) (A) is wrong but (R) is correct.

(3) Both (A) and (R) are correct.

(4) Both (A) and (R) are wrong.

Q.6. Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R). (UGC NET- JUNE 2012)

Assertion (A): Ozone hole is observed only over Antartica.

Reason (R): Ozone depleting gases are present throughout the stratosphere.

In the context of the above two statements, which one of the following is correct?

(A) Both (A) and (R) are true.

(B) (A) is true and (R) is wrong.

(C) Both (A) and (R) are wrong.

(D) (A) is wrong, but (R) is true.

Q.7. Which of the following types of clouds appears at the highest level in the sky? (UGC NET- JUNE 2012)

(A) Alto – cumulus

(B) Cirro-cumulus

(C) Cumulo-nimbus

(D) Strato-cumulus

Q.8. Atmospheric temperature decreases with height in the troposphere because (UGC NET- JUNE 2012)

(A) Air at higher altitude is less dense

(B) Solar radiation is less at higher level

(C) There are more atmospheric gases at higher altitudes

(D) The atmosphere is heated by radiation from the surface

Q.9. Which one of the following pairs is not correctly matched? (UGC NET- JUNE 2012)

(A) Foehn : Warm dry winds moving down the Alps

(B) Mistral : Cold wind blowing from Alps over France

(C) Santa Ana : Warm dry wind moving down Appalachian

(D) Bora : Cold winds experienced along the eastern coast of the Adriatic sea

Q.10. Which one of the following gases is not a natural element of the atmosphere? (UGC NET- JUNE 2012)

(A) Krepton

(B) Argon

(C) Chloroflurocarbon

(D) Water vapour

Q.11. In Koppen’s classification of climate, the symbol Aw refers to (UGC NET- JUNE 2012)

(A) Tropical Savanna climate

(B) Monsoon climate

(C) Tropical Rainforest climate

(D) Steppe climate

Q.12. The strongest winds in a hurricane are found in (UGC NET- JUNE 2012)

(A) the eye of the hurricane

(B) the spiral bands of thunderstorm

(C) the eye wall of the hurricane

(D) the easterly waves

Q.13. Thornthwaite’s modified climatic classification is based on the concept of: (UGC NET- JUNE 2012)

(A) Effective temperature

(B) Precipitation index

(C) Potential evapotranspiration

(D) Potential precipitation

Q.14. Energy that is reflected by the atmosphere (UGC NET- DEC 2012)

(A) Does not heat the atmosphere

(B) Has a different wavelength than the incoming energy

(C) Is usually short energy like visible light which does not penetrate the atmosphere

(D) Heats the atmosphere by absorption

Q.15. Which one of the following statements about the polar jet stream is not true? (UGC NET- DEC 2012)

(A) It moves northwards during summer.

(B) It supplies energy to the circulation of surface storms.

(C) Its location roughly coincides with that of the polar front.

(D) Its velocity is greater during summer.

Q.16. The percentage of water vapour in the air in the tropical regions may be as high as (UGC NET- DEC 2012)

(A) 4 percent

(B) 10 percent

(C) 30 percent

(D) 50 percent

Q.17. The vertical air flow in an anticyclone results in (UGC NET- DEC 2012)

(A) Diversion aloft

(B) Conversion aloft

(C) Diversion both aloft and at the surface

(D) Convergence at the surface and divergence aloft

Q.18. If you are sitting on the beach facing the sea on a sunny afternoon, the local wind will be (UGC NET- DEC 2012)

(A) Striking your back and continuing to the sea because of sea breeze effect.

(B) Towards your from the sea because of the sea breeze effect.

(C) Towards your from the sea because of the lapse rate effect.

(D) Striking your back and continuing to the sea because of the land breeze effect.

Q.19. The temperature at which water vapours condense, is the (UGC NET- DEC 2012)

(A) Relative humidity

(B) Condensation point

(C) Dew point

(D) Evaporation point

Q.20. Examine the following statements and select the correct answer using the codes given below: (UGC NET- DEC 2012)

(1) The atmospheric air is never completely dry.

(2) Water vapour can occupy as much as 4 percent of the atmospheric volume.

(3) Water vapour in the atmosphere is always invisible.

Codes:

(A) 1 and 2 are correct

(B) 2 and 3 are correct

(C) 1 and 3 are correct

(D) 1, 2 and 3 are correct

Q.21. Which one of the following atmospheric layers reflects radio waves that are transmitted from the earth again back to the earth? (UGC NET- DEC 2012)

(A) Mesosphere

(B) Ionosphere

(C) Troposphere

(D) Stratosphere

Q.22. According to ‘Single cell circulation’ model proposed by Hadley, the most important factor causing global atmospheric circulation is (UGC NET- DEC 2012)

(A) Subsidence at the equator

(B) Temperature contrast between equator and pole

(C) The jet stream

(D) Rotation of the earth

Q.23. Which of the following would likely to have the lowest albedo? (UGC NET- DEC 2012)

(A) Mirror

(B) Fresh snow in the Arctic

(C) Moist ploughed soil

(D) Thick cloud

Q.24. Given below are the two statements one labelled as Assertion (A) and the other labelled as Reason (R): (UGC NET- DEC 2012)

Assertion (A): Hurricane cannot develop in the vicinity of equator.

Reason (R): Coriolis force is maximum over the equator.

In the context of the above two statements which one of the following is correct:

(A) Both (A) and (R) are true but(R) is not correct explanation.

(B) Both (A) and (R) are true and(R) is the correct explanation.

(C) (A) is true but (R) is false.

(D) (A) is false but (R) is true.

Q.25. When sun is shining vertically over tropic of Capricorn? (UGC NET- DEC 2012)

(A) Days and nights are equal over the entire globe.

(B) Nights are longer than days in the Southern hemisphere.

(C) Nights are equal to 24 hours over the Arctic region.

(D) Days and nights are of 12 hour duration over Antarctica.

Q.26. Which of the following statements is not true? (UGC NET- DEC 2012)

(A) Evaporation is directly proportional to temperature

(B) Evaporation is more over land than ocean

(C) Evaporation is higher over warm surface than on cold surface.

(D) Evaporation reduces the amount of heat available in the atmosphere thereby reducing the temperature.

Q.27. Match List – I with List – II and select the correct answer by using codes given below: (UGC NET- DEC 2012)

LIST- I

(a) Sublimation

(b) Freezing

(c) Evaporation

(d) Condensation

LIST-II

(i) the energy absorbed is used to give the motion needed the escape the surface.

(ii) Energy is released

(iii) Releases 80 cal/gm

(v) Absorb 680 cal/gm to change the state

Codes: