Question Detail
Question
What is the phenomenon called when plants in a waterlogged environment develop breathing roots that grow upward to access atmospheric oxygen?
Correct Answer
Option D is the correct answer.
Detailed Explanation
Page 31 states: 'Plants in a waterlogged environment develop pneumatophores (breathing roots) that grow upward (out of the soil) to access atmospheric oxygen for aerobic respiration.'
Hint
Look for the specialized root structure adaptation in waterlogged conditions.