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Aviation 3

Description: Free Pilot Aviation Exam Preparation Test and Online Practice Study Material for All Aviation Entrance Exams
Number of Questions: 25
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What is the height of troposphere at the equator?

  1. 10 km

  2. 12 km

  3. 14 km

  4. 16 km


Correct Option: D

What is the range of height of troposphere?

  1. 50 km from Earth's surface

  2. 70 km from Earth's surface

  3. 100 km from Earth's surface

  4. Varies at different locations


Correct Option: D

Which is the top most layer of atmosphere?

  1. Troposphere

  2. Thermosphere

  3. Mesosphere

  4. None of these


Correct Option: B

In which layer of the atmosphere do generally all the weather changes occur?

  1. Troposphere

  2. Mesosphere

  3. Thermosphere

  4. All the above


Correct Option: A

Lapse rate is associated with which of the following factors?

  1. Pressure

  2. Wind

  3. Temperature

  4. None of these


Correct Option: C

Inversion is _____ in temperature with increase in height.

  1. decrease

  2. change

  3. increase

  4. all the above


Correct Option: C

The upper boundary of troposphere is called as

  1. Tropoend

  2. Tropostart

  3. Tropopause

  4. Troporesume


Correct Option: C

The region of constant temperature, with changes in height is known as

  1. isobar

  2. isothermal

  3. isotemp

  4. none of these


Correct Option: B

When can you expect the tropopause to be lower in height?

  1. During summer

  2. During winter

  3. During spring

  4. None of these


Correct Option: B

Which layer of atmosphere changes its height with season?

  1. Tropopause

  2. Mesospause

  3. Both (1) and (2)

  4. None of these


Correct Option: A

When can you expect the tropopause to rise?

  1. During summer

  2. During winter

  3. During autumn

  4. None of these


Correct Option: A

Which factor is responsible for the low temperature of tropopause at the equator?

  1. Higher altitude

  2. Geographical feauters beneath the layer

  3. Both (1) and (2)

  4. None of these


Correct Option: A

The temperature in tropopause would be the least at the

  1. Equator

  2. Poles

  3. Mid lattitudes

  4. All the above


Correct Option: A

Where can you find breaks in tropopause?

  1. At mid lattitudes

  2. At equator

  3. At poles

  4. None of these


Correct Option: A

Which layer of atmosphere has major concentration of ozone?

  1. Stratosphere

  2. Troposphere

  3. Mesosphere

  4. None of these


Correct Option: A

Which of the following features is the characteristic of stratosphere?

  1. Low humidity

  2. High humidity

  3. High rainfall

  4. None of these


Correct Option: A

Which type of cloud can be rarely seen in the stratosphere?

  1. Mother of pearl

  2. Cumulus

  3. Altostratus

  4. None of these


Correct Option: A

Which layer is known for increase in temperature with increase in altitude?

  1. Troposphere

  2. Mesosphere

  3. Thermosphere

  4. None of these


Correct Option: C

At what intervals are isobars drawn in India?

  1. 2 hPa

  2. 4 hPa

  3. 6 hPa

  4. 8 hPa


Correct Option: A

In low pressure region (northern hemisphere), winds blow

  1. in variable direction

  2. anti-clockwise

  3. clockwise

  4. all the above


Correct Option: B

Along a trough line, the weather can be

  1. pleasant

  2. fair

  3. bad

  4. none of these


Correct Option: C

Which of the following options is/are the name/s of low pressure areas?

  1. Depression

  2. Cyclonic storm

  3. Both (1) and (2)

  4. None of these


Correct Option: C

In high pressure area (northern hemisphere), winds blow

  1. clockwise

  2. anti-clockwise

  3. in variable direction

  4. none of these


Correct Option: A

What is the height of stratosphere?

  1. Upto 50 km

  2. Upto 40 km

  3. Upto 30 km

  4. None of these


Correct Option: A

What is the height of troposphere at the poles?

  1. 8 km

  2. 9 km

  3. 10 km

  4. 11 km


Correct Option: A
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