The purest form of iron is
wrought iron contains 0.12 to 0.25% carbon and it is the purest form of iron.
Recycled plant matter is known as ?
Leakage of which of the following gases caused the Bhopal gas tragedy ?
Which one of the following is used to induce artificial rain ?
A ‘breath test’ used by traffic police to check drunken driving uses ____?
The enzyme that converts glucose to ethyl alcohol is
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