MEDIUM
Earn 100

Match the following.

Column A Column B
1) Lion (a) ant hill
2) Snake (b) cave
3) Fish (c) tree
4) Monkey (d) pond
5) Honey bee (e) hole
6) Starfish (f) river
7) Crane (g) nest
8) Rat (h) sea
9) Cockroach (i) hive
10) Weaver bird (j) crevices

Important Questions on Body Structure of Animals

EASY
Science>Life Science>Body Structure of Animals>Animals and their Habitats
The following very short answer type question of 2 marks may be answered in a few words or few sentences or as may be required:
Why is better to 'Re-use' the things?
MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats
An environmentalist on a visit to your school suggested various methods to save the environment.
a) What does the term ‘Reduce’ refer to?
b) List any two advantages of water harvesting.
EASY
Science>Life Science>Body Structure of Animals>Animals and their Habitats
Which radiation coming from the sun, is prevented by the Ozone layer from falling on the earth’s surface?
EASY
Science>Life Science>Body Structure of Animals>Animals and their Habitats
Everyone of us can do something to reduce our consumption of various natural resources. List any two such activities based on the 3-R approach. 
MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats
Name the group of bacteria, found in human intestines, whose presence in water indicates contamination by diseases causing microorganisms?
MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats
Mention any three adverse effects of fishing with chemicals.
MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats
Explain with three points how recycling waste materials help in maintaining ecological balance.
EASY
Science>Life Science>Body Structure of Animals>Animals and their Habitats
The presence of following kind of bacteria in water indicates contamination by disease causing micro-organisms
MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats
To save the environment you have come across the words ''Reuse'' and ''Recycle''. What do they refer to?
MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats
One student makes a kaleidoscope using pieces of coloured glass. Which 'R' he has used to protect the environment? 
MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats
 “A lot of indiscriminate activities of humans pollute the environment”- Support the statement by giving three examples in favour of it. Give examples of a national park and a biosphere reserve in West Bengal.
HARD
Science>Life Science>Body Structure of Animals>Animals and their Habitats
What is the importance of reduce, recycle and reuse to save the environment? What changes can you make in your habits to become more environment-friendly?
EASY
Science>Life Science>Body Structure of Animals>Animals and their Habitats
The three R’s to save the environment are
MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats

What do you mean by the three R's to save the environment? Write in brief.

MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats
Use of solar energy operated devices instead of LPG for preparation of food is an example of:
EASY
Science>Life Science>Body Structure of Animals>Animals and their Habitats

How will you reuse the waste water in your houses?

MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats

Give the biological reasons for the following statement:

Water pollution is a major cause of concern in our country.

MEDIUM
Science>Life Science>Body Structure of Animals>Animals and their Habitats
Name four animals found in the desert habitat. How do they survive in an extremely hot climate?
EASY
Science>Life Science>Body Structure of Animals>Animals and their Habitats
What adaptations are found in desert plants?
EASY
Science>Life Science>Body Structure of Animals>Animals and their Habitats

Draw a fish in the given box.