Human health and disease

Babies acquire __________ immunity to some diseases before birth and are protected during the first six months after they are born.

• pasive

• passive

• active

• actitive

What is the Coronavirus?

• It is a large family viruses

• It belongs to the family of Nidovirus

• Both A and B are correct

• Only A is correct

Following are the causes that weaken the immune system except

• Stress

• Exposure to polluted air

• Exposure to pesticides

• Healthy diet

What are chemicals that cause cancer called?

• carcinogen

• hazard

• teratogen

• neurotoxin

Which way a pathogen can enter the body?

• Nose

• Injured skin

• Mouth

• All of the above

Which of the following is a substance usually prepared from killed or weaken pathogens?

• White blood cells

• Antibodies

• Lymph

• Vaccines

Which one is the correct statement for passive natural immunity?

• temporary and short-lived

• fast and temporary

• occurs when a person recovers from an infection

• occurs when a vaccine is injected into the body

In our body, the first line of defence consists of skin and mucous membrane.

• True

• False

The following skin disease can be prevented by...

• Share and exchange cloth among friends

• practice proper hygiene like showering.

• eat and maintain proper and balance food.

"Cholera, Typhoid, Amoebic dysentery"

is the common disease that transmitted through _____

• air

• touch

• vector

• water