Question

WHAT IS THE LARGEST UNIT OF CLASSIFICATION? WHAT IS THE SMALLEST UNIT OF CLASSIFICATION? WHO HAD DIVIDED ORGANISM INTO FIVE KINGDOMS?

Answer 1

THE LARGEST UNIT OF CLASSIFICATION: KINGDOM
THE SMALLEST UNIT OF CLASSIFICATION: SPECIES 
 WHITTAKER HAD DIVIDED ORGANISM INTO FIVE KINGDOMS in 1969

Answer 2

Explanation:

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An organic compound ‘X’ is a liquid at room temperature. It is also a very good solvent and has the molecular formula C2 H6 O. on oxidation ‘X’ gives ‘Y’ which give, break effervescence on reacting with NaHCO3. X reacts with Y in the presence of conc.H2SO4to give another compound ‘Z’ which has a pleasant smell. Identify X, Y