NCERT Solutions for Class 7 Social Science Chapter 1
NCERT Solutions For Class 7 Geography Social Science Chapter 1 Environment. Class 7 Social Science Chapter 1, Chapter 1 of NCERT Solutions for Class 7 Geography deals with the Geography of India. score high in the Class 7 Geography exam, students use these solutions while answering textbook questions and also use them for revision purposes. Class 7 Social Science Chapter 1, All the solutions are accurate and well explained to help the students to understand easily and score easily in the exam. NCERT Solutions For Class 7 Geography Social Science Chapter 1 Environment.
Class 7 Social Science Chapter 1 Environment
Question 1. Answer the following questions briefly.
1. What is an ecosystem?
Answer- All plants, animals, and humans depend on the environment around them. They are also interdependent on each other. An ecosystem is formed by living organisms as well as the relationships between organisms and their surroundings.
2. What do you mean by the natural environment?
Answer- The natural environment includes land, water, air, plants, and animals. Thus, the natural environment refers to both plants and animals (biotic) and land (abiotic) conditions that exist on Earth.
3. Which are the major components of the environment?
Answer- The major components of the environment are natural (land, air, water, living things), man-made (buildings, bridges, parks, roads, monuments, industries, etc.), and human (individual, family, religion, community, educational, economic, etc).
4. Give four examples of a human-made environment.
Answer- Four examples of human-made environments- buildings, bridges, industries, and roads.
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5. What is the lithosphere?
Answer- The lithosphere is the solid layer or hard top layer of the Earth. It is made up of rocks and minerals and is covered by a thin layer of soil. It is an irregular surface consisting of various landforms like mountains, plateaus, plains, valleys, etc.
6. Which are the two major components of the biotic environment?
Answer- Plants and animals are the two major components of abiotic environment.
7. What is the biosphere?
Answer- The biosphere is a narrow region of the Earth where land, water, and air interact with each other to support life. Thus, the plant and animal kingdoms together form the biosphere, that is, the living world.
Class 7 Social Science Chapter 1
Question 2.
Tick the correct answer.
1. Which is not a natural ecosystem?
(a) Desert
(b) Aquarium
(c) Forest.
Answer- (b) Aquarium
2. Which is not a component of the human environment?
(a) Land
(b) Religion
(c) Community.
Answer- (a) Land
3. Which is a human-made environment?
(a) Mountain
(b) Sea
(c) Road.
Answer- (c) Road
4. Which is a threat to the environment?
(a) Growing plant
(b) Growing population
(c) Growing crops.
Answer- (b) Growing population
Class 7 Social Science Chapter 1 Question Answer
Question 3. Match the following NCERT Solutions for Class 7 Social Science Chapter 1 Environment:
1. Biosphere (a) blanket of air that surrounds the earth
2. Atmosphere (b) domain of water
3. Hydrosphere (c) gravitational force of the earth
4. Environment (d) our surroundings
(e) the narrow zone where land, water, and air interact.
Answer-
1-(e)
2-(a)
3-(b)
4-(d)
Question 4.
Give reasons Class 7 Social Science Chapter 1:
1. Man modifies his environment.
Answer- Man modify their environment in the following ways-
- He cuts down forests and clears land for agriculture, industry, and housing.
- He tillage the land for farming.
- He uses the land to build buildings, roads, and railways.
- He uses water.
- He does many other activities for his life, making it comfortable.
- He uses the wind for his existence.
- He establishes industries, factories, etc.
2. Plants and animals depend on each other.
Answer- Plants and animals depend on each other in the following ways-
- Plants provide food to animals.
- They provide shelter to wildlife in the form of forests.
- Wildlife adds beauty to the forests.
- Animals provide manure for plants to grow.
- Animals also give beauty to the forests.
- Dead animals also provide humus material.
Question 5.
Activity
Imagine a perfect environment where you would love to live. Draw a picture of your ideal environment.
Answer- Do it yourself.
Class 7 Social Science Chapter 1 Environment MCQ
Question 1. The domain of water is referred to
(a) hydrosphere
(b) lithosphere
(c) atmosphere
(d) biosphere
Answer- (a) hydrosphere
Question 2. What do plant and animal kingdoms make together?
(a) Biosphere
(b) Hydrosphere
(c) Atmosphere
(d) All of these
Answer- (a) Biosphere
Question 3. Which one of the following animals is called the ship of the desert?
(a) Camel
(b) Goat
(c) Cow
(d) Dogs
Answer- (a) Camel
Question 4. Which one of the following is not a threat to the environment?
(a) Growing population
(b) Growing plants
(c) Growing industries
(d) All of these
Answer- (b) Growing plants
Question 5. Who interacts with the environment and modifies it according to their needs?
(a) Human beings
(b) Animals
(c) Rivers
(d) Mountains
Answer- (a) Human beings
Question 6. When is World Environment Day celebrated every year?
(a) 25th December
(b) 23rd June
(c) 26th January
(d) 5th June
Answer- (d) 5th June
Class 7 Social Science Chapter 1 Solution
Very Short Answer Type Questions Class 7 Social Science Chapter 1.
Question 1. What are the basic components of the natural environment?
Answer- The basic components of the natural environment are land, water, air, plants, and animals.
Question 2. What does the lithosphere offer us?
Answer- The lithosphere provides our forests, grasslands for grazing for agriculture, and human settlements. It is a rich source of minerals.
Question 3. What is the environment?
Answer- Everything that we see in our surroundings forms an environment. This is our basic life support system. It provides us with air, water, food, and land – the basic necessities of our life.
Question 4. Why is our environment changing?
Answer- Our environment is changing because our needs are increasing day by day. To meet these needs we often do not think about the environment and start modifying it.
Question 5. How is the environment important to us?
Answer- It is important to us because it is the provider of air, water, food, and land – the basic necessities of life.
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Question 6. What is the barter system?
Answer- The barter system is a method of trade in which goods are exchanged without the use of money.
Question 7. Explain the difference between the biotic and abiotic environment with examples.
Answer- The world of organisms is known as the biotic environment. Example: Plants and animals.
The world of non-living elements is known as abiotic environment. Example: land.
Question 8. How is the atmosphere important for us?
Answer- The atmosphere protects us from the harmful rays of the sun and also protected the scorching heat of the sun.
Question 9. What do you see in the desert? Name some animals.
Answer- We see camels, snakes, lizards, and insects.
Question 10. Name different types of water bodies.
Answer- Rivers, lakes, seas, oceans, etc.
NCERT Solutions for Class 7 Social Science Geography Chapter 1 PDF
Class 7 Geography Chapter 1 Question and Answer PDF Download Click Here
Chapter 1 of NCERT Solutions for Class 7 Geography deals with the Geography of India. score high in the Class 7 Geography exam, students use these solutions while answering textbook questions and also use them for revision purposes. All the solutions are precise and well explained to help the students to understand easily and score easily in the exam.
The main topics and sub-topics covered in Chapter 1 of NCERT Solutions for Class 7 Geography are –
- Components of the environment
- natural environment
- Man-made Environment
- Human Environment
- Environment
- Ecosystem
NCERT Book for Class 7 Geography Chapter 1 Environment is everything that surrounds us, which can be living or non-living. This includes physical, chemical, and other natural forces. The natural environment includes land, water, air, plants, and animals. Class 7 Social Science Chapter 1.
Man interacts with the environment and modifies it according to his needs. Chapter 1 NCERT Solutions is a perfect study material to clear all doubts and concepts for Chapter 1 is the perfect study material to clear all the doubts and concepts. Class 7 Social Science Chapter 1.
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