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प्रश्न
What are ‘pioneer species’? Give two examples of them.
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उत्तर
The species which invade a bare area and initiate the succession are called pioneer species.
Examples of pioneer species:
- Crustose lichens are pioneer species on rocks.
- Small phytoplanktons are pioneer species in aquatic habitat.
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संबंधित प्रश्न
Differentiate between primary and secondary succession provided one example of each.
Answer the following question.
Compare the pioneer species and climax communities of hydrarch and xerarch succession respectively.
Define ‘Ecological succession’.
What is ‘Climax community’?
Give reasons – ‘Primary succession is always slower than secondary succession’
Explain the progress of ecological succession in newly formed volcanic island.
Secondary succession does not occur in which of the following cases?
Under what conditions would a particular stage in the process of succession revert back to an earlier stage?
Among bryophytes, lichens and fern which one is a pioneer species in a xeric succession?
Find out the correct order of succession levels in Xerarch.
