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Class 12 Biology Practice Test: Ecosystem - Nutrient Cycling
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Avg score: 61% • Most missed: “What happens to the nutrients which are never lost from the ecosystems?”
Class 12 Biology Practice Test: Ecosystem - Nutrient Cycling
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14 Questions

1. What are the essential elements required by organisms for their body-building and metabolism called?
2. What varies in different kinds of ecosystems and also on a seasonal basis?
3. What is the movement of nutrient elements through the various components of an ecosystem known?
4. Where is the gaseous type of nutrient cycle located?
5. How many categories can a nutrient cycle be divided?
6. What is the nutrient cycle alternatively called?
7. Where is the sedimentary type of nutrient cycle located?
8. What do organisms require to grow, reproduce and regulate various body functions?
9. Limestone and dolomite are the reservoirs of which cycle?
10. What do organisms require to grow, reproduce and regulate various body functions?
11. What happens to the nutrients which are never lost from the ecosystems?
12. What is the movement of nutrient elements through the various components of an ecosystem known?
13. What is the function of the reservoir that is the atmosphere and the Earth’s crust?
14. Where is the sedimentary type of nutrient cycle located?

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