Describe the following in brief:
Eutrophication

Describe the following in brief: Ozone depletion over Antarctica (Ozone hole)

Describe the following: Roasting

Describe the following in brief: BOD and COD

What is Eutrophication ?

Write critical notes on the following: Eutrophication

Describe the following: Calcination

Describe briefly the following: Origin of replication

Describe the following: i. Acetylation ii. Cannizzaro 'reaction iii. Crossaldol conden'sation iv. Decarboxylation

Describe briefly the following: Bioreactors