Question

Bacteria on a pacifier is ingested when the pacifier is put in the mouth is an...

Bacteria on a pacifier is ingested when the pacifier is put in the mouth is an indication of:

a.

Nosocomial transmission
b.

Indirect Transmission
c.

Vector-borne Transmission
d.

Direct Transmission

Bite of a mosquito transmits malaria

a.

Portal of Entry
b.

Indirect Transmission
c.

Airborne Transmission
d.

Direct Transmission
Science   Biology   
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Homework Answers

Answer #1

Ans: Direct transmission

Explanation: In Direct transmission, the infective microbes comes directly in contact with host body. In this case bacteria is already present on the surface of pacifier, and this contaminated pacifier directly ingested by child through mouth, so the transmission of infective bacteria directly into the host body.

Ans: Indirect transmission

Explanation: Malaria is caused by the biting of infective mosquito. It is vector borne transmitted diseases. Vector borne transmission is a type of indirect transmission, in which the infection enter the host body indirectly, through water, soil, mosquito or fly. The parasites which is grow inside the mosquito doesn't harm the mosquito but it causes infection inside the host, so it is called as vector borne transmitted disease.

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