Idiom
White blood cell act

For clotting blood
As a defence against infection
As a medium for oxygen transport from lung to tissues
As a source of energy

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Idiom
For each of the following sentences four alternatives are given. You are required to choose the correct meaning of the idiom or phrase given or underlined in the sentence. The hero of Naipaul's novel 'A House for Biswas' , like modern young men, wishes to paddle his own canoe.

have his own means of livelihood
lead an independent life
depend on himself
make the best of his life

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