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Pratik Kumar

Asked: November 1, 2021In: Class 12 Biology

Catalytic converters are fitted into automobiles to reduce emission of harmful gases. Catalytic converters change unburnt hydrocarbons into:

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Pratik Kumar

Asked: November 1, 2021In: Class 12 Biology

Why is it necessary to remove sulphur from petroleum products?

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Pratik Kumar

Asked: November 1, 2021In: Class 12 Biology

The major source of noise pollution, world wide is due to:

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Pratik Kumar

Asked: October 25, 2021In: Class 12 Biology

Haemozoin is:

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Pratik Kumar

Asked: October 25, 2021In: Class 12 Biology

One of the following is not the causal organism for ringworm

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