Chapter:

environment-sanitation-epidimeology-and-immunity

1. How long should you wash your hands?


2. Which process during wastewater treatment helps in killing germs?


3. The current rates of disease are increasing at alarming speeds and most are closely linked with known ?


4. Normal temperature of human body is ?


5. Which agency handles global health issues?


6. Which of following is true about bacteria?


7. Which fruit is rich in potassium?


8. Why is porcelain a suitable material for construction of toilets?


9. Which of following is not a type of waste water?


10. Which of following cells is involved in cell-mediated immunity?