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Byju's Answer
Standard IX
Biology
Communicable Diseases
What causes c...
Question

What causes communicable diseases?

A
Spoiled food item
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B
Unsanitary conditions
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C
Pathogens
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D
Dirty objects
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Solution

The correct option is B Pathogens
Explanation: Communicable diseases are caused by pathogens passed from one organism to another. Pathogens are disease-causing organisms. Pathogenic organisms are of five main types: viruses, bacteria, fungi, protozoa, and worms.
Hence the correct option is C.

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