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The pioneer species in xerarch and hydra...

The pioneer species in xerarch and hydrach succession, are respectively:

A

lichens and phytoplanktons

B

lichens and sedges

C

phytoplanktons and lichens

D

lichens and rooted hydrophytes

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A
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ARIHANT NEET-ECOSYSTEM-Exercises C Medical entrances gallery (collection of questions Asked in NEET & Various Medical Entrance Exams)
  1. According Robert Constanza, 50% of the total cost for ecosystem servic...

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  2. The breakdown of detritus into smaller particles by earthworm is a pro...

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  3. The pioneer species in xerarch and hydrach succession, are respectivel...

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  4. If 30 J of energy is trapped at producers level, than now much energy ...

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  5. Which of the following is a correct trend of succession in hydroseric ...

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  6. Secondary/Succession takes place on/in :

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  7. The mass of living material at a trophic level at a particular time is...

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  8. In an ecosystem the rate of production of organic matter during photos...

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  9. Vertical distribution of different species occupying different levels ...

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  10. During ecological succession:

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  11. Flow of energy in an ecosystem is always

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  12. In a lake , phytoplankton grow in abundance in

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  13. Match the items in Column I with those in Column II and choose the cor...

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  14. Match the following Columns.

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  15. The overlapping zone in between two ecosystem is known as

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  16. The animal species controlling the ecosystem functioning is known as:

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  17. Conversion of organic nitrogen into ammonia, N(2) gas into ammonia, ni...

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  18. Given below is a simplified model of phosphorus cycling in a terrestri...

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  19. Which productivity statement about productivity is correct ?

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  20. Which of the following statement(s) regarding energy flow is/are false...

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