Question

Q1. What are antibiotics? What precautions must be taken while taking antibiotics?

Q2. How are viruses different from other microorganisms ?

Q3.What are antibodies?How do they work ?

Q4. What are vaccines ?How are they prepared ?

Q5.What are communicable diseases?

Q6.Explain the commercial role of microorganisms?

Q7.How are microorganisms responsible for soil fertility?

Q8.What is food preservation ? What are the various ways in which food can be

preserved ?

Q9.Explain nitrogen cycle with a well labelled diagram .​

Answer 1

Answer:

question 5 communicable diseases are diseases that can spread from one another.