NCERT Class 8 Science Chapter 7 Conservation of Plants and Animals Extra Questions and Answers
Class 8 Science Chapter 7 Extra Questions and Answers – Conservation of Plants and Animals. Here in this Page Class VIII Students can Learn Extra Questions & Answer 7th Chapter Science fully Inside.
We Provided Here Conservation of Plants and Animals Science Chapter 7 Long Answer Type Question, Very Short Type Questions (VSA) / MCQ Type Questions, Short Type Questions (SA).
1) Fill in the blanks:
a) _____ is an endemic flora.(Wild mango)
b) _____ is a flora of the Pachmarhi Biosphere Reserve.(Sal)
c) _____book contains a record of endangered species.(Red data book)
d) The increase in temperature on the earth could cause _____.(Drought)
e) _____ National Park is the first Reserve Forest of India. (Satpura)
2) Multiple choice questions:
a) _____ is an endemic fauna?
a) Indian giant squirrel b) Sal
Ans. a) Indian giant squirrel
b) _____species found only in a particular area?
a) Endangered b) Endemic
Ans. b) Endemic
c) The plants found in a particular area are termed _____ of that area?
a) Flora b) Fauna
Ans. a) Flora
d) _____ is the restocking of destroyed forests by planting new trees?
a) Deforestation b) Reforestation
Ans. b) Reforestation
3) Answer the following questions:
a) What is wildlife sanctuary? Which types of animals are protected and preserved in wildlife sanctuary.
Ans. The area where animals are protected from any disturbance to them and their habitat is called wildlife sanctuary.
Some of the threatened wild animals like black buck, white eyed buck, elephant, golden cat, pink headed duck, gharial, marsh crocodile, python, rhinoceros, etc., are protected and preserved in wildlife sanctuary.
b) What do you mean by fauna of an area? Name a fauna of the Pachmarhi Biosphere Reserve.
Ans. The animals found in a particular area are termed fauna of that area.
Barking deer is a fauna of the Pachmarhi Biosphere Reserve.
c) Name two national parks of India.
Ans. Two national parks of India areSatpura National Park and Kaziranga National Park.
d) Write four effects of deforestation.
Ans. The effects of deforestation are,
i) Deforestation is a major cause which leads to global warming,
ii) Desertification,
iii) Deforestation leads to a decrease in the water holding capacity of soil,
iv) Floods and droughts.
4) Mark your answer as per the codes provide below:
a) A: Migratory birds fly to faraway places every year.
R: Migratory birds fly for laying eggs as the weather in their natural habitat becomes very cold and inhospitable.
I.) Both A and R are true and R is the correct explanation of A.
II.) Both A and R are true but R is not the correct explanation of A.
III.) A is true but R is false.
IV.) A is false but R is true.
V.) Both A and R are false.
Ans. I. Both A and R are true and R is the correct explanation of A.
5) Rock shelters are also found inside the Satpura National Park. These are evidences of prehistoric human life in these jungles. These give us an idea of the life of primitive people. Rock paintings are found in these shelters. A total of 55 rock shelters have been identified in Panchmarhi Biosphere Reserve. Figures of animals and men fighting, hunting, dancing and playing musical instruments are depicted in these paintings. Many tribals still live in the area.
A) A total of ____ rock shelters have been identified in Panchmarhi Biosphere Reserve.(55)
B) Rock shelters are also found inside the ____ National Park.(Satpura)
C) Which types of figure are found in these rock paintings?
Ans. Figures of animals and men fighting, hunting, dancing and playing musical instruments are depicted in these rock paintings.
More extra Questions & Answers
Q.1) Fill in the blanks
1) The increase in temperature on the earth disturbs the water cycle and may reduce rainfall resulting in droughts.
2 ) Deforestation is a major cause which leads to the change in soil properties.
3) The plants and animals found in a particular area are termed flora and fauna respectively of that area.
4) Endemic species are those pictures of plants and animals which are found exclusively in a particular area.
5 ) Species is a group of population which are capable of interbreeding.
6 ) While trees like reserve forest provide protection and suitable living conditions to wild animals.
7 ) Rock shelters are found inside the SAT PURA National Park.
Q.2) Say whether the following statements are true or false.
1.) Satpura National Park is the first reserve forest of India.
True
2.) project tiger was launched by the government to protect the tigers in the country.
true
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3.) An ecosystem is made of all plants animals and microorganisms in an area along with nonliving components such as climate, soil, river deltas etc.
True
4.) Reforestation does not take place naturally If the forest area is left undisturbed.
False
5.) red data book contains record of endangered species.
True
6.) Deforestation leads to increase in water holding capacity of the soil.
False
7.) biosphere reserves are the areas meant for conservation of biodiversity.
True
Q.3) define the following
1.) Endemic species
answer endemic species are those patches of plants and animals which are found exclusively in a particular area.
2.) Species
species is a group of population which are capable of interbreeding.
3.) Endangered animals
animals whose numbers are diminishing to a level that they might face extinction are known as endangered animals.
4.) Ecosystem
An ecosystem is made of all the plants ,animals and microorganisms in an area along with nonliving components such as climate, soil, river deltas etc.
5.) Migration
Migration is the phenomenon of movement of auspicious from its own habitat to some other habitat for a particular time period every year for a specific purpose like breeding.
6.) Flora and fauna
plants and animals of a particular area are known as the flora and fauna of that area.
Q.4) Answer the following
1.) What are the names given to the areas meant for conservation and preservation of forest and wild animals?
Ans. Wildlife sanctuary, National Park and biosphere reserve are names given to the areas meant for conservation and preservation of forest an wild animals.
2.) What is deforestation?
Ans. deforestation means clearing of forest and using that land for other purposes trees in the forest are cut for some of the purpose such as procuring land for cultivation, building houses and factories etc.
3.) What Does deforestation leads to?
Ans.1)Deforestation leads to a decrease in the water holding capacity of the soil.
2)Deforestation leads to the change in the soil properties.
4.) Define the terms protected areas for flora and fauna
Ans. to protect our flora and fauna protected areas are developed as below:
a) Wildlife sanctuary. areas where animals are protected from any disturbance to them and their habitat are called as wildlife sanctuary
B)National Park areas reserved for wildlife where they can freely use the habitats and natural resources are called as National Park.
C) Biosphere reserve. Large areas of protected land for conservation of wildlife, plant an animal resources and traditional life of the tribals living in the area.
5.) What are endemic species? And how does it get affected?
Ans.a)Endemic spaces are those precious of plants and animals which are found exclusively in a particular area.
b) destruction of their habitat, increasing population an introduction of new species may affect the natural habitat of endemic species.
6.) Explain project tiger.
Ans.a)project tiger was launched by the government to protect the tigers in our country.
B)The main aim of this project was to ensure the survival and maintenance of the tiger population in the country.
C)As dispatches of tiger are slowly disappearing from our forest in order to save this tiger project was launched.
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