NCERT Class VII Science Solutions: Chapter 8-Winds, Storms and Cyclones Part 2

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Question 5:

Which of the following place is most likely to be affected by a cyclone?

  1. Mumbai

  2. Purl

  3. Goa

  4. Porbandar

Answer: B

Image of what is cyclone

What is Cyclone

Image of what is cyclone

Question 6:

A curtain is hanging at the entrance of a room. A long corridor runs at right angles to the door that is parallel to the curtain. If a strong wind blows along the corridor, the curtain will

  1. Get pushed inside the room.

  2. Get pushed outside the room.

  3. Get collected towards one end/swirled.

  4. Remain unaffected.

Answer: B

VERY SHORT ANSWER QUESTIONS

Question 7:

Why is Chandigarh unlikely to be affected by a cyclone?

Answer:

As it is not near to the sea/ocean.

Question 8:

Name the ocean which is mainly responsible to bring rain bearing monsoon winds to Kerala coast in June every year?

Answer:

Indian Ocean

Question 9:

Fill in the blanks.

  1. Air around us exerts _________.

  2. The moving air is called ________.

  3. The main cause of wind movement is uneven ___________on the earth.

  4. High speed wind can cause cyclone in regions of ___________pressure.

Answer:

  1. Air around us exerts pressure.

  2. The moving air is called wind.

  3. The main cause of wind movement is uneven heating on the earth.

  4. High speed wind can cause cyclone in regions of low pressure.

Question 10:

State whether the following statements are true or false:

  1. If wind flows from land to the ocean, then it is daytime.

  2. A very high pressure system, with very high speed wind surrounding it forms a cyclone.

  3. The coast line of India is not vulnerable to cyclones.

  4. Warm air is lighter than cool air.

Answer:

  1. If wind flows from land to the ocean, then it is daytime. (False)

  2. A very high pressure system, with very high speed wind surrounding it forms a cyclone. (False)

  3. The coast line of India is not vulnerable to cyclones. (False)

  4. Warm air is lighter than cool air. (True)