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Phylum Annelida

The life span...

Question

The life span of an Ascaris is:

6-9 months

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9-12 months

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4-10 months

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10-12 months

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10-24 months

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Solution

The correct option is D 10-24 months
A female Ascaris is known to produce approximately 2,00,000 eggs each day. Out of these eggs, the infective ones can survive in the body of human beings. The life cycle can take 2 - 3 months and an adult worm have a life span ranging from 10 months to 2 years.
So, the correct answer is option E.

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