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प्रश्न
Define Eutrophication.
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उत्तर
Eutrophication: The process by which a body of water enriched in dissolved nutrients (such as phosphates) that stimulates the growth of aquatic algae usually resulting in the depletion of dissolved oxygen.
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संबंधित प्रश्न
Identify ‘a’ and ‘b’ in the figure given below representing proportionate number of major vertebrate taxa.
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Explain the rivet Popper hypothesis.
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The table given below shows the Area, Y-intercept and regression coefficient of the continents namely, Africa and Europe. Study the table carefully and answer the questions that follow:
| Africa | Europe | |
| Area (A) | 62,000 km sq. | 65,000 km sq. |
| Y-intercept | (C) 10 | 20 |
| Regression coefficient (Z) |
1 | 1 |
- Calculate the species richness (S) of each continent.
- Which of these continents shows a higher biodiversity?
- State any two factors that cause an increase in biodiversity.
