Name one animal disease each caused: (i) by virus (ii) by bacteria (iii) by fungus.

How do you preserve cooked food at home?

Why should we not let water collect anywhere in the neighbourhood?

Where do Rhizobium bacteria live? What is their function?

Name any two

(a) bacteria

(b) viruses

(c) protozoa

(d) algae, and

(e) fungi.