MCQ
Which organ system consists mainly of brain and spinal cord?
  • A
    Muscular system.
  • B
    Digestive system.
  • Nervous system.
  • D
    Skeletal system.

Answer

Correct option: C.
Nervous system.
Nervous system.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free