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Subject: Science, asked on 12/7/17

How are pesticides and fertilizers harmful?

Subject: Science, asked on 12/7/17

State the health hazards of waste accumulation.

Subject: Science, asked on 11/3/17

​what will happen if the percentage of carbon dioxide increases in air?(experts i want that you to answer this question not giving website,give me the exact answer)

Subject: Science, asked on 11/3/17

What will happen if the percentage of carbon dioxide will increase in air?

Subject: Science, asked on 6/3/17

which of these is a non-biodegrable waste?
a]PAPER M     b]ALUMINIUM FOIL      c]COTTON      d]COW DUNG

Subject: Science, asked on 19/2/17

A ragpicker picked some polythene bags and burnt them did he do the right thing

Subject: Science, asked on 4/2/17

What is organic waste and explain how to decompose it ?

Subject: Science, asked on 6/1/17

Complete the given flow chart:

Subject: Science, asked on 8/12/16

chip is biodigradable or nonbiodigradable

Subject: Science, asked on 29/11/16

Is magnet harmful to enviorment and us ?

Subject: Science, asked on 24/11/16

What is grazzing in redworms?

Subject: Science, asked on 29/10/16

which of the following is not recyable. aluminium can, wasted food, batteries,glass bottles

Subject: Science, asked on 2/10/16

what are the 3 R's in recycling

Subject: Science, asked on 1/10/16

in the process of vermicomposting milk and milk products are not used. why?

Subject: Science, asked on 9/9/16

What would happen if all the bacteria , algae,virus, protozoa and fungi died? Which of these would you revive and why? 

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