Ans. Please apply through proper channel

Ans. PhD exam is conducted by ICAR NTA

Ans. There are many proven techniques. They are- 1. Use water softening agent 2. You can use the technique of ion exchange 3. You can do dilution 4. You can use chemicals to precipitate calcium and magnesium out of water 5. You can also use certain plants as biological methods.

Ans. Follow our website www.cife.edu.in where you can find procedure for each job notification and forms

Ans. Please search on our website www.cife.edu.in

Ans. The question is not clear so we ae unable to provide an answer.