What is greenhouse effect ? Why is it called so ?

What is inorganic benzene? Why is it called so?

What is Greenhouse effect? What is Global warming?

What is absolute zero? Why is it called absolute ?

What is ozone umbrella? Why is it called so?

What is heavy water? Why is it so called? How can it be prepared?

What is F-centre? Why is it called colour centre? What kind of defect is associated with F-centres?

What is nucleus? Why is its called as "brain of the cell"? Describe its ultrastructure with diagram. What are the functions of it?

What is heavy water? Why is it so called?

How greenhouse effect can be controlled ?

Which sugar is called invert sugar? Why is it called so?