Most of the photosynthesis on earth is carried by__________?
Correct answer: D. Algae
- A. Kelps
- B. Gymnosperms
- C. Angiosperms
- D. Algae
Explanation
Algae, especially marine and freshwater phytoplankton, carry out a very large share of Earth's photosynthesis because they are abundant and spread throughout aquatic environments. Students may choose angiosperms because they dominate visible land vegetation, but terrestrial plant abundance does not mean they perform most global aquatic photosynthesis. The submitted key matches.
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