Questions

Name the international treaty designed to protect the ozone layer from CFCs.

 The Government of India has approved year 2018 as National year of which nutrient rich crop to boost its production?

For the buying and selling of precious metals such as Goldand Silver, the market established is termed as ________ .

A pair of contrasting characters controlling the same trait is called

Except Helium, all noble gases have how many electrons in the outermost shell?

Which is the first metallic element in the Modern Periodic Table?

Acid rain is caused by release of ___ and___ into the air.

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".
I gave up (drinks) many years ago.