MEDIUM
Earn 100

Write five things which you throw as waste at home. Write the type they belong to. How would you dispose them off? Write them in the table given.

Sl. No Types of waste Type What do you do?
Example Vegetable peelings Wet waste Compost them
1      
2      
3      
4      
5      

Important Questions on Garbage in, Garbage out

MEDIUM
Science>Biology>Garbage in, Garbage out>Think and Throw
To save the environment you have come across the words ''Reuse'' and ''Recycle''. What do they refer to?
HARD
Science>Biology>Garbage in, Garbage out>Think and Throw
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
Science>Biology>Garbage in, Garbage out>Think and Throw
Name the group of bacteria, found in human intestines, whose presence in water indicates contamination by diseases causing microorganisms?
MEDIUM
Science>Biology>Garbage in, Garbage out>Think and Throw
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>Biology>Garbage in, Garbage out>Think and Throw
Where was ‘cattle – Plague’ spread in 1890?
MEDIUM
Science>Biology>Garbage in, Garbage out>Think and Throw
Use of solar energy operated devices instead of LPG for preparation of food is an example of:
EASY
Science>Biology>Garbage in, Garbage out>Think and Throw

How will you reuse the waste water in your houses?

MEDIUM
Science>Biology>Garbage in, Garbage out>Think and Throw

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

EASY
Science>Biology>Garbage in, Garbage out>Think and Throw
Which one of the following is not a bacterial disease?
EASY
Science>Biology>Garbage in, Garbage out>Think and Throw
Which of this following is not a bacterial disease?
MEDIUM
Science>Biology>Garbage in, Garbage out>Think and Throw
Explain with three points how recycling waste materials help in maintaining ecological balance.
EASY
Science>Biology>Garbage in, Garbage out>Think and Throw
List out four concepts that can be included in the pamphlet to be distributed in an awareness programme against dengue fever.
EASY
Science>Biology>Garbage in, Garbage out>Think and Throw
Which radiation coming from the sun, is prevented by the Ozone layer from falling on the earth’s surface?
MEDIUM
Science>Biology>Garbage in, Garbage out>Think and Throw
One student makes a kaleidoscope using pieces of coloured glass. Which 'R' he has used to protect the environment? 
EASY
Science>Biology>Garbage in, Garbage out>Think and Throw
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?
EASY
Science>Biology>Garbage in, Garbage out>Think and Throw
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>Biology>Garbage in, Garbage out>Think and Throw
Mention any three adverse effects of fishing with chemicals.
MEDIUM
Science>Biology>Garbage in, Garbage out>Think and Throw

Give the biological reasons for the following statement:

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

EASY
Science>Biology>Garbage in, Garbage out>Think and Throw
Write any two diseases caused by Virus.
EASY
Science>Biology>Garbage in, Garbage out>Think and Throw
Mention any two objectives of ‘Swachh Bharat Abhiyan’.