INFECTION - correct answer-The process
of bacteria or viruses invading the body
and making someone ill or diseased.
HYGIENE - correct answer-Conditions or
practices that help to maintain health
and prevent disease, especially through
cleanliness to reduce the spread of
germs.
DISEASE - correct answer-A disorder or
incorrectly functioning organ, part or
body system in a human especially one
that produces specific symptoms or that
affects a specific location and is not
simply a direct result of physical injury.
VIRUS - correct answer-Tiny organisms
that may cause illnesses in humans
ranging from flu or a cold to