What are the mechanisms affecting in polio disease?
(A) circulatory system
(B) emission system
(C) nervous system
(D) Respiratory system
Is the medium for spreading infectious diseases?
(A) Water
(B) Air
(C) both
(D) None of these
Controlling mosquito using chemical substances is called?
(A) Bio-control
(B) Chemical Control
(C) both
(D) None of these
Rabies disease occurs?
(A) Mosquito
(B) mice
(C) dogs
(D) flies
Organisms that accumulate the disease are called?
(A) Parasite
(B) hunting
(C) Disease factor
(D) Disease carrier
A disease named tuberculoris arises?
(A) Bacteria
(B) Malnutrition
(C) Protozoa
(D) by virus
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