Anaemia is a blood deficiency disorder. It is a non-communicable disease.

DPT vaccines are administered against bacteria.

Yellow vein mosaic of okra is caused by a virus.

Commensals are the microorganisms that live on a host’s body and take benefit from it without harming the host.

Dysentery is not a viral disease.

Yeast can be used for biological researches.

Leukaemia is the cancer of white blood cells. It is a non-infectious disease.

Hepatitis B is a viral disease.

Polio virus affects the central nervous system and can cause temporary or permanent paralysis.

Late blight of potato is caused by a fungus.