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Energy and materials follow unidirection...

Energy and materials follow unidirectional flow.

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Explore conceptually related problems

In an ecosystem : (i) the flow of energy is unidirectional (ii) the flow of materials is unidirectional (iii) the flow of materials is cyclic (iv) the flow of energy is cyclic.

Energy flow in an ecosystem is unidirectional . Comment

Energy Flow

The energy flow in an ecosystem is unidirectional.

In an ecosystem the energy flow is always unidirectional.

Indicate the flow of energy in an ecosystem. Why is it unidirectional ? Justify.

MODERN PUBLICATION-ECOSYSTEM -QUICK MEMORY TEST (A. Say True or False)
  1. Driving force in an ecosystem is formed of producers.

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  2. Submerged hydrophytes have stomata on upper surface.

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  3. Energy and materials follow unidirectional flow.

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  4. Earth is a closed system as far as materials are concerned.

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  5. Water and Phosphorus cycles are gaseous cycles.

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  6. Biosphere is also called Ecosphere.

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  7. The ecological succession taking place in dry area is xerarch.

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  8. The effect of individuals of different species on each other is called...

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  9. The competition of individuals may be for food , space , light and oth...

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  10. Heterotrophic succession takes place on substratum having plenty of mi...

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  11. The introduction of new life forms in bare areas is initiated by act o...

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  12. Migration, ecesis and aggregation are collectively called as invasion.

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  13. Plant communities are always stable.

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  14. It is possible to predict the direction of succession.

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  15. Plant ecosystem is an orderly process of ecosystem development.

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  16. Phosphorus cycle is an example of sedimentary cycle.

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  17. Nitrogen cycle is an example of sedimentary cycle.

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  18. The pyramid of energy is always upright.

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  19. The energy flow in an ecosystem is unidirectional.

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  20. Breakdown of organic molecules into inorganic molecules is carried out...

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