List any four safety precautions to be followed in a chemistry laboratory.

List any four uses of auxins.

List any four uses of auxins.

State one use of ammonia in chemistry laboratory.

List any four functions of proteins.

List any four applications of tissue culture.

List any five precautions to be taken while performing an experiment in a chemistry laboratory.

State one safety precaution for each of the following: in establishment of nuclear power plant

State one safety precaution for each of the following: in safe disposal of nuclear waste.

List any four effects of global warming.

Choosing the substances from the list given below, write balanced chemical equations for the reactions which would be used in the laboratory to obtain the following salts: Zinc carbonate