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Which of the following compounds form nitrites with nitrous acid?
What is the name of the protein digesting enzyme released by the gastric glands?
The speed of sound is maximum in which of the following ?
Consider the following statements
Statement I: Clay layers are poor aquifers.
Statement II: The inter-particle space of clay minerals is t...
The vector of malaria is :
Which of the following indicator produces a pink colour in an alkaline solution?
According to a recent study, Groundwater in India is contaminated by which element?
Name the largest gland found in human body :
India tops the world in production of
The unit of electric current is: