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Olympiad Class-8 Science Set-3

1 / 25

Creation of wildlife reserves and
endorsement of laws are conservation
measures that promote increased

2 / 25

The species which are at the verge of the
extinction

3 / 25

A place in environment where an organism
lives is ________

4 / 25

Species found exclusively in a particular
area are called ______________ species.

5 / 25

Re-establishment of forest on a land that
was cleared for commercial/personal
purposes is:

6 / 25

Cutting of trees on large scale is called

7 / 25

Which of the following is not the effect of
global warming?

8 / 25

___ is referred to as the variety of animals,
plants and microbes generally found in an
area.

9 / 25

Which of the following is not responsible for causing global warming?

10 / 25

Which amongst the following is not the
consequence of deforestation?

11 / 25

The process of conversion of fertile lands
into deserts is known as:

12 / 25

Identify the correctly matched pair from the following.

13 / 25

Deforestation takes place by

14 / 25

The growing more and more of plants is
called

15 / 25

Why do people visit national parks in well protected vehicles?

16 / 25

Animals that are diminishing to a level of
extinction are called

17 / 25

Which act was aimed at the preservation
and conservation of natural forests in
India?

18 / 25

What is the main reason that many species
are becoming endangered?

19 / 25

Excessive combustion of fossil fuels leads
to __________ .

20 / 25

Which one of the following species is not
included under the ‘Red List’?

21 / 25

Animal life occurring in a particular region
or time is known as

22 / 25

A group of the population that are capable
of interbreeding is known as:

23 / 25

Animals are protected in their natural
habitats in a __________ .

24 / 25

Uncontrolled deforestation leads to
A. Destruction of habitats
B. Soil erosion
C. Flooding

25 / 25

Birds that travel long distances to
overcome harsh conditions are known as
_______ .

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