The air spaces in the spongy mesophyll

  1. allow carbon dioxide to diffuse to the cells
  2. store water
  3. carry sugar
  4. protect the leaf
Answer

A) allow carbon dioxide to diffuse to the cells

Gases diffuse through the air spaces. O Level Biology · Topic 6 Plant Nutrition · 6.2 Leaf structure

Biology MCQ · More O Level Biology: Plant Nutrition MCQs · Practise