Test Your Knowledge Of Science With These Quizzes On Almost Every Topic.

Science Online Quiz for Kids and Adults

#1. Which one is the major ingredient of Air/ Earth’s atmosphere?

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#2. Despite being at more temperature which one of these layers of earth is a solid?

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#3. How much would you weigh on Moon?

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#4. Mitochondria in living cell is responsible for:

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#5. How many neurons are there in an average human brain?

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