Question

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

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

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

(c) What is the sex of mosquito P ?

(d) What is the sex of mosquito R ?

Answer 1

Part (a): Dengue virus:

1. Dengue virus is a viral pathogen carried by a mosquito called the Aedes mosquito.
   
2. Female Aedes mosquito carries the virus from an affected person to a healthy person. ​
   

Part (b): Malaria:

Malaria is a disease caused by a protozoan called Plasmodium. It is carried by the female Anopheles mosquitoes from one affected person to a healthy person affecting them.

Part (c) and (d):

These diseases are caused by female Aedes and Anopheles mosquitoes as they have direct contact with humans while sucking blood.