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प्रश्न
Correct and rewrite the following statement and justify your correction.
The flow of nutrients in an ecosystem is considered to be a ‘one-way’ transport.
उत्तर
Correct Statement: The flow of nutrients in an ecosystem is cyclical.
Explanation:
- Nutrients, necessary for the growth of organisms are continuously transferred from abiotic to biotic factors and biotic to abiotic factors within an ecosystem.
- This cycle operates continuously through the medium of the biosphere formed by the lithosphere, atmosphere and hydrosphere
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संबंधित प्रश्न
Briefly describe three aspects of nutrient cycles.
What is global warming? Give its effects.
Complete the following table (Carefully study the carbon, oxygen, and nitrogen cycles).
| Bio-geo-chemical cycles | Biotic processes | Abiotic processes |
| 1. Carbon cycle | ||
| 2. Oxygen cycle | ||
| 3. Nitrogen cycle |
Give reason.
The flow of nutrients through an ecosystem is cyclic.
Give reason.
Equilibrium is necessary in the various bio-geo-chemical cycles.
What would you do to help maintain the equilibrium in the various bio-geo-chemical cycles? Explain in brief.
Explain the following with suitable examples.
What are the differences between the flow of matter and of energy in an ecosystem? Why?
All the factors of biosphere which affect the ability of organisms to survive and reproduce are called as ______.
Tropical grasslands are also known as ______.
During photosynthesis, carbon dioxide combines with water in the presence of sunlight to form ______.
What are bio-geochemical cycles? Explain how nitrogen is fixed in the atmosphere.
