The sporozoites that cause infection when a female Anopheles mosquito bites a human being are found in

1 Hepatocytes of human

2 RBCs of mosquito

3 RBCs of man

4 Salivary glands of infected mosquito

Given below are pairs of pathogens, diseases caused by them and their classification. Which of these is incorrectly matched?

Disease  - Pathogen - Causative agent

1. Pneumonia  - Haemophilus influenzae - Bacteria

2. Typhoid - Salmonella - Bacteria

3. Filariasis - Microsporum - Roundworm

4. Chikungunya - Virus - Virus

Which of the following diseases is related with the statement "Don't die of ignorance"?

1 Cancer

2 AIDS

3 Hepatitis

4 Gonorrhoea

Foetus receive some antibodies from the mother through placenta during pregnancy. This is an example of

1 Naturally acquired active immunity

2 Artificially acquired passive immunity

3 Naturally acquired passive immunity

4 Artificially acquired active immunity

Which of the following statements is incorrect with respect to malaria?

1 Malaria is a disease caused by a protozoan

2 Malignant malaria is caused by Plasmodium falciparum

3 Parasites enter the mosquito's body and multiply to form sporozoites that are stored in stomach of mosquito

4 Malaria parasites initially multiply within the liver cells in humans

Which of the following sets represents diseases communicated through contaminated food and water?

1 Typhoid and Tuberculosis

2 Typhoid and Cholera

3 Measles and Rabies

4 Tuberculosis and Measles

Which of the following drugs are used in the treatment of allergy and quickly reduce the symptoms of allergy?

A Antihistamines

B Adrenaline

C Steroids

D  Chloroquine

1 A only

2 A & B

3 A, B & C

4 A, B, C & D

$\alpha$-interferons can

1 Supress the immune system

2 Activate the immune system

3 Destroy a tumor

4 Both (2) & (3)

Entamoeba histolytica is transmitted through

1 Insect bite

2 Bird droppings

3 Sweat

4 Food or water contaminated with faecal matter

Cells involved in specific immune mechanism are

1 Erythrocytes

2 Lymphocytes

3 Eosinophils

4 Thrombocytes