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difference between primary succession and secondary succession?


Shokat aziz 21st Mar, 2020
Answer (1)
Richa Gautam 21st Mar, 2020
Properties Primary Succession Secondary Succession
Occurs In areas which are lifeless or barren In areas which were previously inhabited or recently denuded
Time to complete Around 1000 years or more Around 50 – 200 years
Humus Humus is absent in the starting as there is no soil Presence of Humus due to the previous occupants and their decomposition
Solubility Dissolves in warm water Does not dissolve in water
Soil The absence of soil in the initial process Presence of soil along with organisms
Seral community There are many intermediary seral communities Few intermediary seral communities when compared to the primary succession
Environment An unfavorable environment in the starting Since beginning the environment is favorable
Examples Bare rock, ponds, desert, etc. The area affected by natural calamities, covered under deforestation, etc.

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