What problem arises in using alitame as artificial sweetener?

Why do we require artificial sweetening agents?

What is the basis of artificial rain?

Controlled breeding experiments can be carried out using artificial insemination. What are the advantages of this process?

In summer we use air conditioners and in winter we use heaters. Here homeostasis is accomplished by artificial means. Explain four ways by which other living organisms cope with the situation.

What are the advantages of using tungsten as a filament ?

Name one example for artificial sweetening agentsandnatural sweetener.

What would happen to an artificial satellites, if its orbital velocity is slightly decreased due to some defects in it?