Chemistry Chemistry is defined as that branch of science deals with the study of composition, structure and properties of matter and the changes which the matter undergoes under different conditions and laws which govern these changes. Importance of chemistry (1) Supply of Food (1) It has provided chemical fertilizers such as urea ,calcium superphosphate, sodium nitrate, … [Read more...] about Importance of chemistry
antibiotics
Medicinal use of micro-organism
Question 1 Name any 2 antibiotics? Question 2 Name diseases which can be prevented by vaccination? Question 3 Name the scientist who discovered the vaccine for small pox? Question 4 Name the scientist who discovered penicillin? Question 5 What are antibiotics? Question 6 What precautions must be taken while taking antibiotics? Question 7 Why antibiotics are … [Read more...] about Medicinal use of micro-organism