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Conservation of Plants and Animals
Discuss the effects of deforestation on the following: (a) Wild anima...

Discuss the effects of deforestation on | Class 8 Science Chapter Conservation of Plants and Animals, Conservation of Plants and Animals NCERT Solutions

Welcome to the NCERT Solutions for Class 8 Science - Chapter Conservation of Plants and Animals. This page offers a step-by-step solution to the specific question from Exercise 1, Question 3: . With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.

Question 3:

Discuss the effects of deforestation on the following:
(a) Wild animals
(b) Environment
(c) Villages (Rural areas)
(d) Cities (Urban areas)
(e) Earth
(f) The next generation

Answer:

(a) Wild animals:

Forests are the main natural habitat for the wild animals. Deforestation means cutting of trees from the particular area like forest. Trees are cut down for the various purposes like agricultural, industrial and many other. If trees are removed from their habitat then the number of wild animals automatically decreases.

(b) Effects of deforestation on environment:

Deforestation means the removal of the trees. If trees are removed then the level of the carbon dioxide increase or rise up in the environment. Increase in the level of the CO₂ is the main reason of increasing the temperature on the earth which leads to the global warming. Deforestation disturbs the water cycle. Deforestation also leads to the drastic changes in the environment like floods, droughts.

(c) Effects of deforestation on villages (Rural areas):

By removing trees, the top layer of the soil will be removed easily by high speed winds or by water. Roots of the plants bind to the soil particles together. In the absence of trees soil erosion occurs readily and land becomes infertile. A fertile land is a source of living for the people who lives in villages.

(d) Effects of deforestation on cities (Urban areas):

Due to deforestation, the level of the carbon dioxide increase in the environment which leads to an increment of the earth’s temperature which is the main cause of the global warming. Carbon dioxide is a polluted gas. In cities, pollution from the vehicles, factories, industries occur generally. Increasing temperature of the earth also disturb the water cycle.

(e) Effects of deforestation on earth:

Deforestation leads to the soil erosion, drought. Flood like dangerous conditions. By deforestation an increment in the risk of the natural calamities. Due to deforestation, the air becomes polluted and a number of diseases on earth.

(f) Effects of deforestation on next generation:

Environmental conditions will change slowly if we remove trees from the earth. It may lead to the global warming, soil erosion, drought, flood, green house effect and many more climatic change conditions. Hence, the next generation will have to face the deforestation consequences.

Other Questions of Chapter Conservation of Plants and Animals

Fill in the blanks:
(a) A place where animals are protected in their natural habitat is called .
(b) Species found only in a particular area is known as .
(c) Migratory birds fly to far away places because of changes.

Explain how deforestation leads to reduced rainfall.

Complete the word puzzle:
Down
1. Species on the verge of extinction.
2. A book carrying information about endangered species.
5. Consequence of deforestation.
Across
1. Species which have vanished.
3. Species found only in a particular habitat.
4. Variety of plants, animals and microorganisms found in an area.

Find out the information about the national parks in your state. Identify and show their location on the outline map of India.

Why should paper be saved? Prepare a list of ways by which you can save paper.

Answer in brief:
(a) Why should we conserve biodiversity?
(b) Protected forests are also not completely safe for wild animals. Why?
(c) Some tribals depend on the jungle. How?
(d) What are the causes and consequences of deforestation?
(e) What is Red Data Book?
(f) What do you understand by the term migration?

Differentiate between the following:
(a) Wildlife sanctuary and biosphere reserve
(b) Zoo and wildlife sanctuary
(c) Endangered and extinct species
(d) Flora and fauna

What will happen if:
(a) we go on cutting trees.
(b) the habitat of an animal is disturbed.
(c) the top layer of soil is exposed.

How can you contribute to the maintenance of green wealth of your locality? Make a list of actions to be taken by you.

In order to meet the ever-increasing demand in factories and for shelter, trees are being continually cut. Is it justified to cut trees for such projects? Discuss and prepare a brief report.

Popular questions of class 8 Science

Describe with the help of a diagram an instrument which can be used to detect a charged body.

Sketch larynx and explain its function in your own words.

Arrange the following boxes in proper order to make a flow chart of sugarcane crop production.

Make a labelled diagram of a candle flame.

What is metamorphosis? Give examples.

The following Table shows the total power shortage in India from 1991– 1997. Show the data in the form of a graph. Plot shortage percentage for the years on the Y-axis and the year on the X-axis.

Describe the construction of a kaleidoscope.

Make sketches of animal and plant cells. State three differences between them.

What is a constellation? Name any two constellations.

Complete the crossword with the help of clues given below:
Across
1. This is necessary for photosynthesis.
3. Term for component present in the cytoplasm.
6. The living substance in the cell.
8. Units of inheritance present on the chromosomes.

Down
1. Green plastids.
2. Formed by collection of tissues.
4. It separates the contents of the cell from the surrounding medium.
5. Empty structure in the cytoplasm.
7. A group of cells.

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Fill in the blanks:

(a) Microorganisms can be seen with the help of a ____________.
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(d) Cholera is caused by __________.

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Select the correct word from the following list and fill in the blanks.
float, water, crop, nutrients, preparation

(a) The same kind of plants grown and cultivated on a large scale at a place is called _____________.
(b) The first step before growing crops is _____________ of the soil.
(c) Damaged seeds would _____________ on top of water.
(d) For growing a crop, sufficient sunlight and _____________ and _____________ from the soil are essential.

Study Tips for Answering NCERT Questions:

NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:

Read the question carefully and focus on the core concept being asked.
Reference examples and data from the chapter when answering questions about Conservation of Plants and Animals.
Review previous year question papers to get an idea of how such questions may be framed in exams.
Practice answering questions within the time limit to improve your speed and accuracy.
Discuss your answers with your teachers or peers to get feedback and improve your understanding.

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