Which of the following is responsible for largest amount of oxygen on earth?
Correct answer: B. Algae
- A. Peat bogs
- B. Algae
- C. Trees
- D. None of these
Explanation
Marine algae and microscopic phytoplankton carry out enormous amounts of photosynthesis and produce roughly half of Earth’s oxygen. Trees contribute oxygen, but they are not the largest overall source.
Last updated
Related questions
The ozone layer is found in which layer of the atmosphere?
Pedology is study of ___________?
There are many different types of frozen water on Earth. Collectively, they are known as the: ___________?
The sky appears blue because the earth's atmosphere __________?
Which one of the following is the main culprit in the thinning of Ozone layer in the earth's stratosphere?