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प्रश्न
Among bryophytes, lichens and fern which one is a pioneer species in a xeric succession?
उत्तर
The species that invade a bare area are called pioneer species. In a xeric succession, the pioneer species are usually lichens then bryophytes which are succeeded by ferns and some other bigger plants.
Lichen produces lichen acid and carbonic acid which corrodes rock surface and release minerals required for growth. The corroded rock accumulate soil particle by wind and provides substrate for Bryophytes and terms.
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संबंधित प्रश्न
Give a reason for each the following:
Climax stage is achieved quickly in secondary succession as compared to primary succession.
What is the term used to denote the gradual and predictable change in the species composition of a given area?
In which area is xerarch succession observed?
Identify the pioneer species of xerarch and hydrarch succession.
Which of the following is TRUE for hydrarch succession?
Identify the stage that follows xerarch succession.
______ is where secondary succession takes place.
Transformation of a region from a pool of water to swamp then to marsh and then to mesic condition is an example of ____________.
Ajit's mother has visited a lake & on returning home she was so excited that she jumbled up the sequence of hydrarch succession. How does Ajit arrange the sequence correctly from center to periphery?
Which one of the following does not evolve further?
