NCERT Solutions for Class 7 Science Chapter 7 : Weather, Climate and Adaptations of Animals to Climate


Choose the correct option which answers the following question: Which option best describes a tropical region? (i) hot and humid (ii) moderate temperature and heavy rainfall (iii) cold and humid (iv) hot and dry


(i) hot and humid


Choose the correct option which answers the following question: 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.


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


Choose the correct option which answers the following question: 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


(iv) tropical rainforests


How do elephant living in the tropical rainforest adapt itself?


The elephant possesses following characteristics which adapt it to survive in the tropical rainforest:

  1. Sharp sense of smell
  2. Strong teeth and tusk to obtain food and feed on variety of foods
  3. Large pinna to hear even faintest of sounds and for fanning to keep cool under hot conditions
  4. Loud voice for making warning calls
  5. Large and strong trunk to protect as well as in picking up food



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


Tropical rainforests have large population of animals because these areas have high temperature and plenty of rainfall throughout the year. Such continuous hot and humid conditions provide these areas with rich nutrient resources to support large variety and population of plants and animals.


Which of the two changes frequently, weather or climate?


Weather of a place changes on a day to day basis while climate remains unchanged for years. Thus, we can say that weather changes frequently and not the climate.


Indicate the type of climate of the following areas: (a) Jammu and Kashmir: ____________ (b) Kerala: ______________________ (c) Rajasthan: _______________ (d) North-east India: _______________


(a) Jammu and Kashmir: moderately hot and wet for a part of the year

(b) Kerala: very hot and wet

(c) Rajasthan: hot and dry

(d) North-east India: wet


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


The maximum temperature of a day is likely to occur in the afternoon while minimum temperature of a day is likely to occur in the early morning.


Name the elements that determine the weather of a place.


Some important elements that determine the weather of a place are as follows:

  1. Temperature
  2. Rainfall
  3. Humidity
  4. Wind-speed


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


Animals of certain kind are found living in a particular set of climatic conditions because they are well-adapted to survive and flourish in them. For instance, polar bear is found only in polar regions, as it is best adapted to cold climatic conditions. Its characteristics like, thick white fur, fat layer beneath the skin, large wide paws for walking on snow and swimming are all adaptations for the cold climate. On the other hand, monkeys have characteristics like, limbs to climb on trees, long tails, feeding on fruits, sharp hearing sense and eyesight. These characteristics make them suitable to live in hot and humid climatic conditions like those of tropical rainforests.


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?


The given characteristics can be classified as follows:

Each of the given characteristics is an adaption for a particular type of region. Therefore, none of the characteristics can be considered as an adaptation for both tropical rainforests and polar regions.


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 __________.


(i) Climate

(ii) dry, hot

(iii) tropical region, polar region

Benefits of NCERT Solutions

Following are some of the benefits of using NCERT Solutions by Extramarks.

1. The NCERT solutions for class 7 are prepared keeping in mind the necessary rules and format issued by the CBSE board thus providing students much-needed preview of the exam pattern of questions and preview of the exam that they are going to face during the final exams.

2. The students can be sure about the quality of the solutions as they are committed by highly experienced and expert teachers. These teachers have years of experience and they make sure that there is no mistake committed when preparing the solutions.

3. The NCERT 7 solutions are provided for the questions that are most likely to appear in the exam thus improving the efficiency of the students by helping them prepare for the important parts of the syllabus.

Tips & Strategies for Class 7 Exam Preparation

1. Start your revision early so you can revise well and grasp all the difficult concepts.

2. Organize your study time by making a timetable as it will help you manage your time accordingly.

3. Take mock tests and solve sample papers as they will help you learn time management during the exam and make you familiar with the exam pattern.

4. Take regular breaks, look after yourself by sleeping properly and eating well.

5. Know your exam well, explore the mock tests, and practice sample papers as much as you can.

Why Choose Extramarks CBSE Class 7 Study Materials?

1. The solutions have been compiled keeping in mind the purpose of scoring high marks in exams thus they have everything that the students need to prepare for exams.
2. The NCERT solutions for class 7 are designed in a clear and simple language complete with diagrams so that the students understand the subject well.
3. The NCERT 7 solutions are accurate thus improving their reliability.
4. The solutions are designed by expert and experienced teachers that help in removing all doubts out of the solutions and improving the credibility of the answers.

Frequently Asked Questions

Is class 7 Math NCERT book sufficient for prepare for the exams?

Yes, the NCERT book has been designed keeping in mind the pattern of paper that will be presented in the exam to students. The NCERT book is sufficient to study for the exam as it has everything related to the exam and contains all information out of which the questions will be asked in the exam. But if you want to prepare a little bit extra, we suggest that you go through the NCERT class 7 solutions.

When to refer to NCERT solutions for class 7th?

When you are studying the NCERT book for math and other subjects for your class 7 exams, refer to the NCERT class 7 solutions simultaneously so you can see where you are going wrong and what are you getting right in your exercises’ attempt.

Why are the NCERT solutions important for Class 7th?

The class 7th is very crucial as it is among the major middle school classes during which the child’s base is formed in math and science and even in other subjects like English. Thus, it is students must study smartly in this class and ace their exams while getting all the help they need from the NCERT 7 solutions given by Extramarks.

Can I rely on the NCERT solutions for class 7 Math at Extramarks to perform well in the annual exam?

Yes, absolutely. The NCERT solutions provided by Extramarks for class 7 are eloquent and elaborate at best and are thus useful for students studying for the final exams of class 7. The students will have many questions and doubts regarding the NCERT solutions for class 7 and this is why the solutions have been elaborated well to help students understand the answers to exercises.

Do you provide NCERT solutions for Class 7 Math for free?

Yes, the NCERT solutions for Math and other subjects for class 7 are available for free from Extramarks.

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