Which one of the following has a long-term effect on the health of an individual?

Write true or false for the following statement:
Any disease that causes poor functioning of some part of the body will not affect our general health.

Are having a balanced diet and maintaining personal and public hygiene the same or different? Why?

State whether the following statement is true or false:
Social equality and harmony are necessary for individual health.

Explain the following statements:
$(a)$ Being disease-free is not the same as being healthy.
$(b)$ Community health is essential for good individual health.
$(c)$ Villagers suffer from cholera more than urban people.

Explain giving reasons:
$(a)$ Balanced diet is necessary for maintaining a healthy body.
$(b)$ The health of an organism depends upon the surrounding environmental conditions.
$(c)$ Our surrounding area should be free of stagnant water.
$(d)$ Social harmony and good economic conditions are necessary for good health.