MEDIUM
Earn 100

Which of the following are environment friendly practices?
(a)Carrying cloth bags to put purchases in while shopping
(b)Switching off unnecessary lights and fan
(c)Walking to school instead of getting to your mother to drop you on her scooter
(d)All of these

100% studentsanswered this correctly
Important Questions on Sustainable Management of Natural Resources
HARD
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?

MEDIUM
Explain with three points how recycling waste materials help in maintaining ecological balance.

EASY
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
To save the environment you have come across the words ''Reuse'' and ''Recycle''. What do they refer to?

MEDIUM
What is a Natural resource? Explain.

MEDIUM
Name the group of bacteria, found in human intestines, whose presence in water indicates contamination by diseases causing microorganisms?

MEDIUM
Mention any three adverse effects of fishing with chemicals.

EASY
The following very short answer type question of 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
What is a bio-geochemical cycle? Define.

MEDIUM
What is a bio-geo-chemical cycle?

MEDIUM
Due to the development of which technology, anti-ageing drugs are invented?

MEDIUM
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.

MEDIUM
One student makes a kaleidoscope using pieces of coloured glass. Which 'R' he has used to protect the environment?

HARD
What forces would be working against an equitable distribution of our resources? Suggest some approaches towards the conservation of forests.

MEDIUM
Use of solar energy operated devices instead of LPG for preparation of food is an example of:

MEDIUM
What changes would you suggest in your home in order to be environment friendly?

MEDIUM
What are the factors that determine the size of a population?

EASY
Biogas plants are considered to be a boon to the farmers.
(a) Why is Biogas said to be an excellent fuel?
(b) Name the two elements present in the slurry which is used as manure.

EASY
What is the industrial source of CNG?

EASY
Fill in the blank using the option given in the bracket:
[sand, minerals, water]
Gneiss glitters because it contains _____.

