Biology
Use the key words given below to fill in the blanks in the following paragraph.
| communicable, malaria, microorganisms, air-borne, germs, viral, protozoan, Anopheles, dog |
|---|
Organisms which cannot be seen with naked eyes are called …………… Disease-causing microorganisms are called …………… Because of small size, the viruses can easily be transmitted from one person to another through a sneeze as an …………… infection. Plasmodium is a …………… which causes …………… and is transmitted by female …………… mosquito. Rabies is a ……………disease which is spread by the bite of a …………… All the diseases which are caused by the microorganisms are called …………… diseases.
Diseases
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Answer
Organisms which cannot be seen with naked eyes are called microorganisms. Disease-causing microorganisms are called germs. Because of small size, the viruses can easily be transmitted from one person to another through a sneeze as an air-borne infection. Plasmodium is a protozoan which causes malaria and is transmitted by female Anopheles mosquito. Rabies is a viral disease which is spread by the bite of a dog. All the diseases which are caused by the microorganisms are called communicable diseases.
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