CO2 in the atmosphere remains relatively constant because

Options :
  1. bacteria use up CO2
  2. CO2 converted to carbohydrate during photosynthesis
  3. CO2 released during respiration and used up in photosynthesis
  4. none of the above

Answer and Explanation :-

Answer: Option 3


Sorry there is no explanation for this answer. Please help others by posting your response below

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : Hydrogen is transferred from the light reaction to the dark reaction by

Next Question : CO2 is necessary for photosynthesis the chemical used to remove this gas most effectively from enter...

Click here for free online test on Physiology


 (Getemail alerts when others member replies)

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.
-Albert Einstein