Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Body Systems (Human Biology)Nervous System
Which thing does the brain demand the most?
- A.Oxygen
- B.GlucoseCorrect answer
- C.Water
- D.Proteins
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Practice these MCQs in the appQuick fact: The brain demands glucose the most as its primary and preferred source of energy.