STANDARD Botany Productivity MCQ Question
Despite occupying about 70 per cent of the surface, the productivity of the oceans are only ________
55 million tons
55 billion tons
99 billion tons
90 million tons
Correct Answer
Detailed Explanation
The productivity of the oceans is limited due to factors such as nutrient availability, light penetration, and other environmental conditions, resulting in a total productivity of about 55 billion tons.
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