Bacteria and Viruses

Front

What is a virus?

Back

A virus is a lifeless infectious agent that can only replicate inside a living host cell.

Front

Do bacteria help in digestion?

Back

Yes, some bacteria help people digest their food.

Front

What system in our bodies is responsible for fighting infections?

Back

The immune system.

Front

Where can bacteria be found?

Back

Bacteria can be found almost everywhere, including in soil, water, and inside living organisms.

Front

What disease is caused by bacteria?

Back

Typhoid fever is caused by bacteria.

Front

Are viruses considered living organisms?

Back

No, viruses are considered lifeless.

Front

What role do bacteria play in the environment?

Back

Bacteria help break down dead organisms and recycle nutrients.

Front

Can bacteria be harmful?

Back

Yes, some bacteria can cause diseases.

Front

What is the difference between bacteria and viruses?

Back

Bacteria are single-celled living organisms, while viruses are lifeless and require a host to replicate.

Front

What is an example of a viral disease?

Back

The common cold is an example of a viral disease.