The term for classifying and grouping organisms is Taxonomy. It is the science of defining and naming groups of biological organisms on the basis of shared characteristics.
A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence in Indirect/Direct Speech
The short and swift streams running down the Scandinavian mountains have been harnessed for power which also compensates for the absence of coal and oil.
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