Identify the disease with the help of the clues given below :

1. Highly swollen legs
2. Locked jaws due to painful contractions of the jaw and neck muscles
3. Vomiting and watery stools
4. Diarrhoea, stool mixed with mucus and blood
5. Chills, high temperature, profuse sweating.

Which of the following is a specific symptom of the disease long dash scurvy ?

1. Skin inflammation
2. Bleeding gums
3. Drying of cornea
4. Bones turning soft

Distinguish between Jaundice and Tuberculosis on the basis of the affected organs.

The infamous COVID-19 was a contagious disease spread by :

1. Bacteria
2. Protozoa
3. Viruses
4. Worms