The lifespan of red blood cells is _____ days. - General Studies MCQ WBCS Prelims 2026 | ExamTest.live | ExamTest.live

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The lifespan of red blood cells is _____ days.

A $60$
B $120$
C $180$
D $240$

Solution & Step-by-step Explanation

Red Blood Cells (RBCs or erythrocytes) circulate in the bloodstream for an average lifespan of about 120 days before being broken down and recycled by the spleen and liver.

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The lifespan of red blood cells is _____ days.

A

60

B

120

C

180

D

240

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