Name the causative micro-organisms do the following belong?

(a) Rust of wheat

(b) Citrus canker

(c) Yellow vein mosaic of bindi (Okra)

The carrier of malaria causing protozoan is:

What is the mode of transmission of the following diseases?

(a) Rust of wheat

(b) Citrus canker

(c) Yellow vein mosaic of bhindi (Okra)

The mosquito P is a carrier of virus and spreads a disease Q. Another mosquito R is the carrier of protozoan S and spreads s disease called T.

(a) Name (i) mosquito P, and (ii) disease Q.

(b) Name (i) mosquito R (ii) protozoan S, and (iii) disease T.

(c) What is the sex of mosquito P?

(d) What is the sex of mosquito r?

Name the micro-organism used in bread-making which makes the bread-dough rise. How does it make the dough rise?

State the various ways of preventing the occurrence and spreading of communicable diseases.

State the causative micro-organisms and modes of transmission of the following human diseases :

(i) Tuberculosis

(ii) Measles

(iii) Chickenpox

(iv) Polio

(v) Cholera

(vi) Typhoid

(vii) Hepatitis B

(viii) Malaria

(ix) Dengue

Which disease is spread by:

(a) female Anopheles mosquito?

(b female Aedes mosquito?

The parasite called Plasmodium causes a disease known as:

Which of the following disease is not caused by viruses?

Which of the following disease is not caused by bacteria?