Ecosystem Question 160
Question: Which one of the following ecosystems is more productive in terms of carbon dioxide fixation
Options:
A) Crop ecosystem
B) Forest ecosystem
C) Aquatic ecosystem
D) Hot spring ecosystem
Show Answer
Answer:
Correct Answer: C
Solution:
Because about 90% of the total world photosynthesis ( fixation) takes place by algae growing mainly in oceans and fresh water.
BETA
