PDF chapter test TRY NOW
Give any four factors necessary for a healthy person.
a. The environment must remain clean and green to prevent diseases transmitted through .
b. Maintaining a healthy lifestyle can help booster one's .
c. A healthy person should maintain and keep surroundings clean.
d. To maintain immunity against , a healthy individual must receive all as prescribed and on time.
Answer variants:
immune system
personal hygiene
vaccinations
air and water
viruses
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