NCERT Solutions for Class 7 Science Chapter 8 Winds, storms and cyclones

NCERT Solutions for Class 7 Science Chapter 8 Winds, storms and cyclones

NCERT Solutions for Class 7 Science Chapter 8 Winds, Storms and Cyclones: Air around us exert pressure and it expands on heating and contracts on cooling. Warm air rises up, whereas comparatively cooler air tends to sink towards the earth’s surface. In NCERT solutions for Class 7 Science chapter 8 Winds, Storms and Cyclones, you will get to know about how as warm air rises, air pressure at that place is reduced, and the cooler air moves to that place.

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In NCERT solutions for Class 7 Science chapter 8 Winds, Storms, and Cyclones, you will also learn that self-help is the best help. Therefore it is better to plan in advance and be ready with defence against any approaching cyclone. You can also check out the NCERT Solutions for other chapters in science or even for other subjects by using the given links on this page. Students are recommended to go through NCERT Solutions for Class 7 to score high marks in their examination. It is advisable to complete the NCERT Class 7 Science Syllabus to the earliest. Students also must cover all the topics from the NCERT Class 7 Science Books for conceptual clarity.

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This will also tell you about some other precautions if you are staying in a cyclone-hit area —

  • Do not drink water that could be contaminated. Always store drinking water for emergencies.
  • Do not touch wet switches and fallen power lines.
  • Do not go out just for the sake of fun.
  • Do not pressurize the rescue force by making undue demands.
  • Cooperate and help your neighbours and friends.

After going through this chapter, you must be able to get the NCERT Solutions of these questions which are mentioned below, as these questions are from the Science book of NCERT.

Q1. Explain why holes are made in hanging banners and hoardings.

Q2. How will you help your neighbours in case cyclone approaches your village/town?

Q3. What planning is required in advance to deal with the situation created by a cyclone?

Q4. Which one of the following place is unlikely to be affected by a cyclone.

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(i) Chennai

(ii) Mangaluru (Mangalore)

(iii) Amritsar

(iv) Puri

If you have any problem in answering these questions or you are not getting the correct answers then don't worry, NCERT Solutions for Class 7 Science Chapter 8 - Winds, storms, and cyclones is there for you to help. NCERT Solutions for Class 7 Science Chapter 8 - Winds, storms, and cyclones will give you answers to all the questions which are mentioned in the NCERT book.

First of all, try to answer all the questions by yourself. Then, if you need any help, NCERT Solutions for Class 7 will suggest you the best answers which are written by our experts.

NCERT Solutions for Class 7 Science Chapter 8 Winds, Storms and Cyclones - Solutions

Exercise Solutions

Q.1. Name the elements that determine the weather of a place

Answer: The elements that determine the weather of a place are :

1.Temperature

2. Humidity

3. Rainfall

4. Water level

5. air pressure

6. Wind speed

Q.2. When are the maximum and minimum temperatures likely to occur during the day?

Answer: The maximum temperature is likely to occur in the afternoon during the day while the minimum temperature likely to occur in the morning during the day.

Q.3. Fill in the blanks:

(i) The average weather taken over a long time is called ___________.

(ii) A place receives very little rainfall and the temperature is high throughout the year, the climate of that place will be ___________ and ___________ .

(iii) The two regions of the earth with extreme climatic conditions are ___________ and __________.

Answer: (i)

The average weather taken over a long time is called climate.

(ii) A place receives very little rainfall and the temperature is high throughout the year, the climate of that place will be dry and hot.

(iii) The two regions of the earth with extreme climatic conditions are desert and pole.

Q.4(a). Indicate the type of climate of the following areas:

Jammu and Kashmir: ____________________

Answer: Jammu and Kashmir: Moderate temperature and wet in summers and rainy, and wet and cold throughout winter.

Q.4(b).

Indicate the type of climate of the following areas:

Kerala: __________________________

Answer:

Kerala: Wet and hot (Coast region) Q.4(c). Indicate the type of climate of the following area:

Rajasthan: ____________________

Answer:

Rajasthan: Hot and dry(desert region) Q.4(d). Indicate the type of climate of the following area:

North-east India: _____________________________________

Answer:

North-east India: Hot and wet.

Q.5. Which of the two changes frequently, weather or climate?

Answer: Weather changes frequently.

Q.6.

Following are some of the characteristics of animals:

(i) Diets heavy on fruits (ii) White fur

(iii) Need to migrate (iv) Loud voice

(v) Sticky pads on feet (vi) Layer of fat under skin

(vii) Wide and large paws (viii) Bright colours

(ix) Strong tails (x) Long and large beak

For each characteristic indicate whether it is adaptation for tropical rainforests or polar regions. Do you think that some of these characteristics can be adapted for both regions?

Answer: (i)

Diets heavy on fruits : Tropical rainforests

(ii) White fur : polar regions

(iii) Need to migrate : Both

(iv) Loud voice : Both

(v) Sticky pads on feet : polar regions

(vi) Layer of fat under skin : polar regions

(vii) Wide and large paws : polar regions

(viii) Bright colours: Tropical rainforests

(ix) Strong tails : Tropical rainforests

(x) Long and large beak : Tropical rainforests

Q.7. The tropical rainforest has a large population of animals. Explain why it is so.

Answer:

The tropical rainforest has a large population of animals because of rain ,warmth and wide variety of plants.

Q.8. Explain, with examples, why we find animals of certain kind living in particular climatic conditions.

Answer:

Animals need a particular environment to survive. All the animals have a different and certain environment which suits them to survive.

Example: A polar bear leaves in cold and snowy regions because they have a thick and fat layer of skin which protects them from cold. They cannot survive in the desert area. Similarly, camel leaves in a desert region, they cannot survive in cold regions.

Thus, animals of a certain kind live in particular climatic conditions.

Q.9. How do elephant living in the tropical rainforest adapt itself?

Answer:

The elephant living in the tropical rainforest adapt itself in the following ways:

1. They use their trunk to pick food and to sense smell.

2. Its tusks are modified teeth which help them to tear bark of trees to eat.

3. Large ears help them to listen to sounds and get aware of the danger. Ears also help them to keep them cool in the hot and humid climate of the forest.

Q.10. A carnivore with stripes on its body moves very fast while catching its prey. It is likely to be found in

(i) polar regions

(ii) deserts

(iii) oceans

(iv) tropical rainforests

Answer: A carnivore with stripes on its body moves very fast while catching its prey. It is likely to be found in tropical rain forests.

Thus,option (iv) is coreect.

Q.11. Which features adapt polar bears to live in extremely cold climate?

(i) A white fur, fat below skin, keen sense of smell.

(ii) Thin skin, large eyes, a white fur.

(iii) A long tail, strong claws, white large paws.

(iv) White body, paws for swimming, gills for respiration.

Answer: The features adapt polar bears to live in extremely cold climate are white fur, fat below the skin, a keen sense of smell.

Thus, option (i) is correct.

Q.12. Which option best describes a tropical region?

(i) hot and humid

(ii) moderate temperature, heavy rainfall

(iii) cold and humid

(iv) hot and dry

Answer:

Tropical region hot and humid.

Thus, option (i) is correct.

Winds, Storms and Cyclones Class 7 Science Chapter 8-Topics

  • Air Exerts Pressure
  • High-Speed Winds Are Accompanied by Reduced Air Pressure
  • Air Expands on Heating
  • Wind Currents Are Generated Due to Uneven Heating on the Earth
  • (a) Uneven heating between the equator and the poles
  • (b) Uneven heating of land and water
  • Thunderstorms and Cyclones
  • How a thunderstorm becomes a cyclone
  • Destruction Caused by Cyclones
  • Effective Safety Measures
  • Action on the part of the people
  • Advanced Technology Has Helped

NCERT Solutions for Class 7 Science – Chapter-Wise

Chapter 1Nutrition in Plants
Chapter 2Nutrition in Animals
Chapter 3Fibre to Fabric
Chapter 4Heat
Chapter 5Acids, Bases and Salts
Chapter 6Physical and Chemical Changes
Chapter 7Weather, Climate and Adaptations of Animals to Climate
Chapter 8Winds, storms and cyclones
Chapter 9Soil
Chapter 10Respiration in Organisms
Chapter 11Transportation in Animals and Plants
Chapter 12Reproduction in Plants
Chapter 13Motion and Time
Chapter 14Electric Current and its Effects
Chapter 15Light
Chapter 16Water: A Precious Resource
Chapter 17Forests: Our Lifeline
Chapter 18Wastewater Story

NCERT Solutions for Class 7- Subject Wise

NCERT Solutions for Class 7 Maths
NCERT Solutions for Class 7 Science

Benefits of NCERT Solutions for Class 7 Science Chapter 8 Winds, Storms and Cyclones

  • Homework will be easy now, all you need to do is check the detailed NCERT solutions for Class 7 Science chapter 8 Winds, Storms and Cyclones.
  • In order to get good marks, revision is extremely important as it refreshes what you have studied.
  • NCERT solutions can serve as homework help and as well as a help for the preparation of competitive exams.

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