Algal photosynthesis increases pH of water and releases___________________?
Correct answer: D. O2
- A. All the above
- B. CO2
- C. SO3
- D. O2
Explanation
During photosynthesis, algae consume carbon dioxide and release oxygen, while the removal of carbon dioxide raises the water’s pH. Therefore, O2 is the relevant released gas.
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262 free Irrigation and Water Management MCQs from Agriculture, each with the correct answer and an explanation. Unlimited attempts, no account needed.
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