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Our team of subject expert teachers has prepared and reviewed the NCERT Solutions for Class 7 Social Science Geography Chapter 1 Environment are given here will help you to prepare well and score good numbers in exams.
Environment NCERT Solutions for Class 7 Social Science Geography Chapter 1
Class 7 Geography Chapter 1 Environment InText Questions and Answers
Text Book Page No . 3
Question 1.
Look at your surroundings.Make a list of uses that the land in your neighbourhood is being put to.
Answer:
Land in our neighbourhood is being used in various ways :
- Some pieces of land are used for agriculture.
- Some pieces of land are used for making buildings, roads etc..
- On some lands, big schools and parks are developed.
- Some other pieces of lands are used for making hospitals, playgrounds,Temples,Mosques,Churches,etc.
Question 2.
Where does the water you use in your home and school come from? Make a list of different uses of water in our daily life. Have you seen anyone wasting water? How?
Answer:
(1) The water we use in our home and school comes from the water treatment plants which receive it from rivers for cleaning. Rivers get water from rain.
(2) Following are the different uses of water in daily life :
(a) For drinking.
(b) For washing clothes, utensils, vehicles, etc.
(c) For bathing and cooking food.
(d) For watering garden plants and irrigating crops.
Yes. I have seen females at municipality taps collecting water. Very often they fight with each other and the water overflows from the bucket about which they are least bothered. In such cases the people standing in queue also suffer.
Question 3.
Observe the sky while coming to school. Make a note whether the day is cloudy, rainy, sunny, foggy, etc.
Answer:
Students do themselves.
Text Book Page No. 4
Question 1.
Sketch or bring photographs of your place like the students in the story.
Answer:
Students do themselves.
Text Book Page No. 5
Let’s do
Talk to some elderly person in your neighbourhood and collect information about
(1) The trees in his/her neighbourhood when he/she was your age.
Answer:
Mango, banana, leechi, jamun, plum.
(2) The indoor games he/she played.
Answer:
Boys – Playing cards, hide and seek, pithhoo.Girls – Gudde, Gudiya Ki Shaadi, Stapu, gitti.
(3) His/Her favourite fruit at your age.
Answer:
Mango
(4) How did they make themselves comfortable during hot summers and cold winters ?
Answer:
During summers – Using hand fans, bathing in pond or river, drinking water from earthen pots (matkas or surahi).
During winters – Covering body with blankets, sitting in the sun, warming hands from angithi, sitting around the fire in groups.
(5) Display your answers on a wall/ bulletin board.
Answer:
Students do themselves.
Class 7 Geography Chapter 1 Environment Exercise Questions and Answers
Question 1.
Answer the following questions :
(1) What is an ecosystem?
Answer:
Ecosystem: An ecosystem is formed by the interaction of all living organisms with one another and with the physical and chemical factors of the environment in which they live. All are linked by the transfer of energy and material. They are interdependent.
(2) What do you mean by natural environment?
Answer:
All those things which are naturally existing around us are together called natural environments.
(3) Which are the major components of the environment?
Answer:
Following are the major components of the environment :
- Natural components,
- Human-made components,
- Activities and interactions of human beings.
(4) Give four examples of a human-made environment.
Answer:
Bridges, parks, buildings, roads, etc. are examples of a human-made environment.
(5) What is the lithosphere?
Answer:
Lithosphere: The lithosphere is the solid crust or the hard top layer of the earth, made up of rocks and minerals.
(6) Which are the two major components of the biotic environment?
Answer:
Plants and animals are the two major components of biotic environment.
(7) What is the biosphere?
Answer:
Biosphere: Plants and animals found in the narrow strip at the junction of lithosphere, atmosphere, and hydrosphere together make a biosphere.
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
Question 3.
Match the following :
Biosphere | a blanket of air which surrounds the earth |
Atmosphere | domain of water |
Hydrosphere | our surroundings |
Environment | the narrow zone where land, water, and air interact |
Answer:
Biosphere | the narrow zone where land, water, and air interact |
Atmosphere | a blanket of air which surrounds the earth |
Hydrosphere | domain of water |
Environment | our surroundings |
Question 4
Give reasons :
(1) Man modifies his environment.
Answer:
Man modifies his environment to fulfill his needs and make his life comfortable. He also modified his environment to adapt himself to the natural surroundings.
(2) Plants and animals depend on each other.
Answer:
Plants and animals depend on each other for their own sake. Plants release oxygen that animals breathe and absorb carbon dioxide that animals release.
Activity
Imagine an ideal environment where you would love to live. Draw a picture of your ideal environment.
Answer:
Students do themselves.