Atmosphere - Practice Test 2

Attempt the quiz above first, then review every question with its correct answer and a short explanation below.

1. Q1.Horse Latitudes are located in which pressure belt?

   • A.Equatorial Low
   • B.Subtropical High✓ Correct Answer
   • C.Subpolar Low
   • D.Polar High

   Explanation: The Subtropical High Pressure belts (30°-35°) are called Horse Latitudes.

2. Q2.Trade Winds blow from:

   • A.Subtropical High to Equatorial Low✓ Correct Answer
   • B.Polar High to Subpolar Low
   • C.Equatorial Low to Subtropical High
   • D.Subtropical High to Subpolar Low

   Explanation: Trade winds blow towards the equator from the subtropics.

3. Q3.Westerlies are winds blowing from:

   • A.Subtropical High to Subpolar Low✓ Correct Answer
   • B.Polar High to Subpolar Low
   • C.Equator to Poles
   • D.Subpolar Low to Subtropical High

   Explanation: Westerlies blow from Subtropical Highs towards Subpolar Lows.

4. Q4.'Roaring Forties', 'Furious Fifties', and 'Shrieking Sixties' refer to:

   • A.Trade Winds
   • B.Westerlies in Southern Hemisphere✓ Correct Answer
   • C.Polar Easterlies
   • D.Monsoons

   Explanation: These are strong Westerlies in the Southern Hemisphere due to lack of landmass.

5. Q5.Monsoon is an example of:

   • A.Permanent Wind
   • B.Seasonal / Periodic Wind✓ Correct Answer
   • C.Local Wind
   • D.Variable Wind

   Explanation: Monsoons are seasonal reversals of wind direction.

6. Q6.Land Breeze blows during:

   • A.Day from Sea to Land
   • B.Night from Land to Sea✓ Correct Answer
   • C.Day from Land to Sea
   • D.Night from Sea to Land

   Explanation: At night, land cools faster (High Pressure), causing wind to blow to the warmer sea (Low Pressure).

7. Q7.Sea Breeze blows during:

   • A.Day from Sea to Land✓ Correct Answer
   • B.Night from Land to Sea
   • C.Day from Land to Sea
   • D.Night from Sea to Land

   Explanation: During the day, land heats up (Low Pressure), drawing cool air from the sea.

8. Q8.Chinook is a local wind found in:

   • A.Alps (Europe)
   • B.Rockies (USA/Canada)✓ Correct Answer
   • C.Andes (South America)
   • D.Himalayas (India)

   Explanation: Chinook ('Snow eater') is a warm, dry wind flowing down the Rockies.

9. Q9.Foehn is a warm local wind in:

   • A.Alps (Europe)✓ Correct Answer
   • B.Rockies
   • C.Andes
   • D.Sahara

   Explanation: Foehn blows down the northern slopes of the Alps.

10. Q10.Loo is a hot, dry local wind blowing in:

    • A.North India and Pakistan✓ Correct Answer
    • B.Egypt
    • C.USA
    • D.Australia

    Explanation: Loo blows in the plains of North India during summer.

11. Q11.Mistral is a cold local wind in:

    • A.Rhone Valley (France)✓ Correct Answer
    • B.Nile Valley
    • C.Ganga Valley
    • D.Mississippi Valley

    Explanation: Mistral is a cold wind blowing from the Alps to the Mediterranean in France.

12. Q12.Sirocco is a hot wind blowing from:

    • A.Sahara to Mediterranean (Italy)✓ Correct Answer
    • B.Alps to France
    • C.Andes to Brazil
    • D.Kalahari to South Africa

    Explanation: Sirocco is a hot, dusty wind from Sahara reaching Italy (Blood Rain).

13. Q13.Harmattan is known as the 'Doctor Wind' in:

    • A.West Africa (Guinea Coast)✓ Correct Answer
    • B.India
    • C.Australia
    • D.Europe

    Explanation: It brings relief from the humid heat on the Guinea coast.

14. Q14.Anemometer is used to measure:

    • A.Wind Speed✓ Correct Answer
    • B.Wind Direction
    • C.Air Pressure
    • D.Humidity

    Explanation: Anemometer measures wind speed.

15. Q15.Wind Vane is used to measure:

    • A.Wind Direction✓ Correct Answer
    • B.Wind Speed
    • C.Temperature
    • D.Rainfall

    Explanation: A wind vane indicates wind direction.

16. Q16.Humidity is measured by:

    • A.Hygrometer✓ Correct Answer
    • B.Hydrometer
    • C.Barometer
    • D.Thermometer

    Explanation: A Hygrometer measures relative humidity.

17. Q17.The temperature at which air becomes saturated is called:

    • A.Dew Point✓ Correct Answer
    • B.Boiling Point
    • C.Freezing Point
    • D.Melting Point

    Explanation: Dew point is the temp where condensation begins.

18. Q18.Which clouds are known as 'Rain-bearing clouds'?

    • A.Nimbus✓ Correct Answer
    • B.Cirrus
    • C.Stratus
    • D.Cumulus

    Explanation: Nimbus means rain/storm (e.g., Cumulonimbus, Nimbostratus).

19. Q19.High altitude, feathery, white clouds are called:

    • A.Cirrus✓ Correct Answer
    • B.Cumulus
    • C.Stratus
    • D.Nimbus

    Explanation: Cirrus clouds are high, wispy ice-crystal clouds.

20. Q20.Cotton wool-like clouds are called:

    • A.Cumulus✓ Correct Answer
    • B.Cirrus
    • C.Stratus
    • D.Alto

    Explanation: Cumulus clouds look like fluffy cotton balls.