Replacement of liquid CO2 by halogenated solvent will result in less harm to groundwater.

Which is the gas that causes eye irritation as a result of photochemical smog?

Name the conventional solvent that was used for dry cleaning purposes which later confirmed to be a suspected carcinogen…

Plants always take in carbon dioxide and release oxygen.

Pesticides and herbicides are the major components of chemical pollution.

Which among the following is a biodegradable waste?

Pick out the one that is not one of the effects of ozone depletion.

Which of the following is not a constituent of DDT?