Home
Class 9
BIOLOGY
Vaccines are :...

Vaccines are :

A

An extract of toxins secreted by bacteria.

B

An extract of dead and weakened microbes.

C

Strong chemicals obtained from fungi.

D

Chemicals that are applied on the skin to kill bacteria

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • AIDS TO HEALTH

    ICSE|Exercise Review Questions (B. VERY SHORT ANSWER TYPE)|12 Videos

  • AIDS TO HEALTH

    ICSE|Exercise Review Questions (C.SHORT ANSWER TYPE)|27 Videos

  • BASIC BIOLOGY

    ICSE|Exercise TOPIC 3 (5 MARKS QUESTIONS )|1 Videos

Similar Questions

Explore conceptually related problems

Vaccine is

Assertion : Immunisation is achieved by the successful delivery of vaccines. Reason : Vaccine is a preparation of one or more microbial agents, used to induce active immunity.

Hepatitis B vaccine is a:

Hepatitis B vaccine is a:

What are recombinant DNA vaccines? Give two examples of such vaccines. Discuss their advantages.

What is the basic principle of vaccination ? How do vaccines prevent microbial infections? Name the organism from which hepatitis-B vaccine is produced.

What is basic principle of vaccination? How do vaccines prevent microbial infections? Name the organisms from which hepatitis B vaccine is produced.

Given below is a table of certain vaccines, the diseases against which they are used and the nature of vaccine. Fill up the gaps 1 - 10.

Select the correct match regarding vaccines and their associated diseases:

Vaccines produced through genetic engineering are safe as: