Biology
Mention if the following statements are True or False
- Immune system deals with the germs after they have entered the body.
- Antibodies eat up the germs.
- Human beings can suffer from all those diseases which attack dogs.
- Anti-venin injection against snake bite is an example of artificially acquired passive immunity.
- Mother’s antibodies may reach the foetus through placenta.
- A person having once suffered from measles usually gets repeated attacks.
Answer
- True
- False
Corrected Statement— Antibodies react with germs. - False
Corrected Statement— Human beings do not suffer from all those diseases which attack dogs. - True
- True
- False
Corrected Statement— A person having once suffered from measles usually do not gets repeated attacks (due to immunity as a result of previous infection).
Related Questions
Give one example of each of the following:
- Germ-killing body secretion
- Germ-trapping body secretion
- Mechanical barrier that prevents the entry of germs into the body
Define the term prophylaxis.
Name the four categories of materials used for preparing vaccine.
Name the diseases prevented by:
- Salk's vaccine
- BCG vaccine
- DPT vaccine