CBSE Solutions for Class 10 Physics

Select CBSE Solutions for class 10 Subject & Chapters Wise :

Due to the efforts of forest officer ………….. villagers were involved in the protection of 1, 272 hectares of badly degraded ………….. forest in the Arabari forest range.

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Answer :

A.K. Baneijee, Sal

Loss of diversity may lead to a loss of ………….. stability.

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Answer :

Ecological

……….. are ‘biodiversity hot spots’.

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Answer :

Forests

Name the trees for whose protection Amrita Devi Bishnoi sacrificed her life.

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Answer :

Khejri

Give the term which denotes the variety of life forms present on Earth.

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Answer :

Biodiversity

What is the use of tendu leaves?

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Answer :

Making bidis

Which places are called as the “biodiversity hot spots’?

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Answer :

Forests

Which indicator is used to test pH levels of all kinds of water?

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Answer :

Universal indicator

Which trees were replenished by efforts of local people of Arabari forest range?

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Answer :

Sal

Name the traditional water harvesting systems of Himachal Pradesh and Tamilnadu.

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Answer :

Kulhs, Eris

What is the practice of growing and cultivation of trees called?

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Answer :

Silviculture

Name the movement started in Garhwal Himalayas to conserve forests.

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Answer :

Chipko movement

Name the three R’s which help to conserve natural resources.

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Answer :

Reduce, Recycle, Reuse

The movement called ………….. originated from a remote village called Rani in Garhwal for conservation of forests.

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Answer :

Chipko Andolan

Amrita Devi Bishnoi sacrificed her life for protection of ………….. trees in Khejarli village.

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Answer :

Khejri

Pollution due to mining is caused by the large amount of ………….. which is discarded for every tonne of metal extracted.

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Answer :

slag

The management of natural resources requires a ………….. perspective so that they cater to the needs of the generations to come.

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Answer :

long-term

The concept of ………….. encourages judicious use of resources for current basic human needs, while preserving them for the needs of future generations.

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Answer :

sustainable development

The ………….. of water can be checked using universal indicator.

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Answer :

pH

Surangams in ………….. and ………….. in Karnataka are some of the ancient water harvesting methods.

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Answer :

Kerala, Kattas

What is an equitable distribution of resources in a society and why is it necessary? State any two factors which work against an equitable distribution of resources.

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Answer :

Equitable distribution of resources means ensuring benefits from the development of resources to all human beings.
There should be equitable distribution of resources because every living being has an equal right on the natural resources of the earth. If anybody is using them excessively, it means somewhere else somebody is being deprived of it Factors which work against equitable distribution of resources are:

  • Advancement and development of society.
  • Energisation and materialization.

What changes can you make in your habits to become more environment-friendly?

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Answer :

In order to become more environment-friendly, the following practices can be incorporated in our day-to-day lives:

  • Turning off any electrical appliance (such as TV’s, water heaters, lights, fans, and air conditioners) when they are not in use.

 

  • Avoiding the wastage of water by fixing any leaking taps or pipes as soon as possible. Also, the amount of water consumed must be controlled. For example, the tap should not be left running while brushing teeth.

 

  • Disposing of plastic and glass wastes in recycling bins (many plastics take a long time to decompose and can have adverse effects on the environment).

 

  • Using recyclable and eco-friendly products instead of the convenient plastic products. For example, using paper or cloth bags instead of polythene bags is an environment-friendly habit.

Match the following columns

Column I

Column II

(i) Khadins

(a) Fossil fuel

(ii) Cow dung

(b) Bihar

(iii) Universal Indicator

(c) Biomass

(iv) Ahars

(d) pH

(v) Coal

(e) Rajasthan

(vi) Flooded gullies

(f) Bhagirathi

(vii) Tehri dam

(g) Check dams

(viii) Coliform

(h) Pine, teak

(ix) Salts for huts

(i) Water contamination

(x) Monoculture

(j) Bamboo

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Answer :

Column I

Column II

(i) Khadins

(e) Rajasthan

(ii) Cow dung

(c) Biomass

(iii) Universal Indicator

(d) pH

(iv) Ahars

(b) Bihar

(v) Coal

(a) Fossil fuel

(vi) Flooded gullies

(g) Check dams

(vii) Tehri dam

(f) Bhagirathi

(viii) Coliform

(i) Water contamination

(ix) Salts for huts

(j) Bamboo

(x) Monoculture

(h) Pine, teak

a. Water harvesting system of Maharashtra

Timber

b. A kind of water harvesting system

Tals

c. Coal and petroleum are this type of fuel

Erssal

d. A water harvesting system in Tamilnadu

 Fossil

e. Wood used as building material

Ahar
 

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Answer :

a. Tals
b. Ahar
c. Fossil
d. Erssal
e. Timber

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Browse & Download CBSE Books For Class 10 - All Subjects

The GSEB Books for class 10 are designed as per the syllabus followed Gujarat Secondary and Higher Secondary Education Board provides key detailed, and a through solutions to all the questions relating to the GSEB textbooks.

The purpose is to provide help to the students with their homework, preparing for the examinations and personal learning. These books are very helpful for the preparation of examination.

For more details about the GSEB books for Class 10, you can access the PDF which is as in the above given links for the same.

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