NCERT Solutions for Class 7 Science Chapter 7 Weather, Climate and Adaptations of Animals to Climate
Subject specialists have designed NCERT solutions for Science Class 7 Chapter 7 which includes thorough solutions for reference. These solutions are updated according to the latest CBSE syllabus for 2012-22 and are provided in easy language for understanding. Tips and tricks are also provided.
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CHAPTER 7_WEATHER, CLIMATE AND ADAPTATIONS OF ANIMALS TO CLIMATE NCERT SOLUTIONS
1.Name the elements that determine the weather of a place.
A. Temperature, humidity, rainfall, and wind speed
2.When are the maximum and minimum temperatures likely to occur during the day?
A. The maximum temperature of the day occurs in the afternoon while the minimum temperature occurs early in the morning.
3. Fill in theblanks :
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 ____________.
i) climate ii) hot and dry iii) the polar region, the tropical region
4. Indicate the type of climate of the following areas:
a) Jammu and Kashmir : Moderately hot and wet
b) Kerala : Hot and wet
c) Rajasthan : Hot and dry
d) North-east India : Wet
5. Which of the two changes frequently. Weather or climate?
A. Weather changes frequently.
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 rain forests or polar regions. Do you think that some of these characteristics can be adapted for both regions?
A. i) Diets heavy on fruits – Tropical rain forests
ii) White fur – Polar regions
iii) Need to migrate – Polar regions
iv) Loud voice – Tropical rain forests
v) Sticky pads on feet – Tropical rain forests
vi) Layer of fat under skin – Polar regions
vii) Wide and large paws – Polar regions
viii) Bright colours – Tropical rain forests
ix) Strong tails – Tropical rain forests
x) Long and large beak – Tropical rain forests
No, none of the above characteristics can be adapted for both regions.
7. The tropical rain forest has a large population of animals. Explain why it is so.
A. i) The climate of tropical rainforests is generally hot and humid with continuous rain.
ii) These hospitable climatic conditions support huge populations of plants and
8. Explain, with examples, why we find animals of certain kind living in particular climatic conditions.
A. i) Certain kind of animals can be found in particular climatic conditions as they can adapt well to those conditions only.
ii) For example, a polar bear is adapted to live in polar regions.
iii) It has a thick skin and a layer of fat to keep the body warm.
iv) However, with these adaptations, it will not be possible for it to survive in tropical region where it is hot.
v) Therefore, certain types of animals live only in certain climatic conditions.
9. How do elephant living in the tropical rainforest adapt itself.
A. i) It uses its trunk as nose so that it has a strong sense of smell.
ii) Its trunk is also used for picking up food.
iii) Its tusks are used to tear bark of trees. It can eat barks of trees.
iv) The soles of their feet are covered with thick pads. These pads can handle their enormous weight.
v) Its large ears have strong sense of hearing.
Choose the correct option which answers the following question:
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
A. Tropical rainforests.
11. Which features adapt polar bears to live in extremely cold climate?
i) 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.
A. i) white fur, fat below skin, keen sense of smell.
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
A .i) hot and humid.
NCERT Solutions for Class 7 Science Chapter 7 Weather, Climate and Adaptations of Animals to Climate
This chapter begins with the introduction of weather and climate. Then, it covers the effect of climate on living organisms and how they get adapted to the climate. The Polar Regions, the tropical rainforests are covered in the end.
To fetch good grades in the examination; students must solve the previous year question papers and sample papers. Solving the previous year question papers are important so that student can clear all their doubts along with making of mind maps.
Important topics covered in NCERT Solutions for Class 7 Science Chapter 7 Weather, Climate and Adaptations of Animals to Climate
- Weather
- Climate
- Climate and adaptation
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Frequently Asked Questions on NCERT Solutions of this Chapter
How does elephants adapt itself in tropical rainforest in these NCERT Solutions?
- Trunks are used as a nose to have a strong sense of smell.
2. Food is picked up with the help of a trunk.
3. Teeth are modified which makes the bark of trees as food.
4. Even very soft sounds are heard using large ears.
5. Ears help in maintaining the body temperature of elephants.
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