The symptoms of some diseases are given below. Identify the disease, name the parasite which cause the disease and write the mode of transmission.
1. Weakness, Stomach pain, sustained high fever, constipation, etc.
2. Fever, chill, cough, headache, bluish finger nails, etc.
3. Constipation, abdominal pain, cramps, stools with mucus and blood, etc.
4. Dry, scaly lesions on skin, nails, and scalp, itching, etc.
