Biology 0610 · IGCSE · Blood

Blood — practice question

The blood of smokers has a lower oxygen carrying capacity than the blood of non-smokers. Which part of tobacco smoke is responsible for this?

  • Acarbon monoxide
  • Bnicotine
  • Csmoke particles
  • Dtar

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI