Question

1. NAME THE DIESEASE THAT OCCURE DUE TO THE DEFICIENCY OF VITAMIN C?

2. GIVE TWO EXAMPLES OF BACTERIAL DISEASES?

3. NAME THE TOXIN REALESED BY BACTERIUM WHICH CAUSES TB?

4. NAME ANY TWO MODES OF TRANSMISSION OF AIDS?

5. LIST VARIOUS EXTERNAL FACTORS RESPONSIBLE FOR CAUSING DISEASES.

6. WHAT DO YOU MEAN BY PATHOGENS?

7. NAME ANY ONE BACTERIAL DISEASE?

Answer 1

1. Scurvy

2. Cholera, Diphtheria

3. Research is going on to find the toxin released by M. tuberculosis. The toxin has still not been identified.

4. Can be spread by sexual intercourse or use of infected syringes.

5. Contaminated water, food, parasites, pollution, bad food habits etc.