William Henry Gates III is a co-founder of Microsoft and is an American business magnate, investor, author and philanthropist. In 1975, Gates and Paul Allen launched Microsoft, which became the world's largest PC software company.

An ecosystem includes all of the living things (plants, animals and organisms) in a given area, interacting with each other, and also with their non-living environments (weather, earth, sun, soil, climate, atmosphere).

Boyle's law states that the pressure of a given mass of an ideal gas is inversely proportional to its volume at a constant temperature.

18 JUNE 1932

If you want to apply for CTET..You have definitely cleared your b.ed exam. Important part to study is child pedagogy which is easy as well as scoring too. 

Another option is to download the previous year question papers of CTET, and start practising from the papers.

There is one book of arihant publication, that is quiet helpful..Theory is also given in that book which is available for both paper 1 and paper 2. 

I hope this will help you!