Start learning →

Which organ is known as the graveyard of red blood cells?

ALiver
BKidney
CPancreas
DSpleen
Answer & Solution
Correct answer: D. Spleen
The spleen breaks down worn-out red and white blood cells and recycles their iron.
Practise this question with Quill — RRB NTPC →

Keep practising Science & Technology

Browse all Science & Technology questions for RRB NTPC, or explore more Science topics.

Start a Science & Technology lesson →