Question

Difference between primary and secondary succession

Answer 1

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Primary Succession

can be defined as the process of growth in an area that was previously uninhabited, barren, unoccupied and there was no initial vegetation.

Secondary Succession

can be defined as the growth of the community in such area which was previously occupied, inhabited and that has primary vegetation but got disturbed or damaged due to some external or internal factors.

Answer 2

Answer: Primary succession: 1]In areas which are lifeless or barren.

2]Around 1000 years or more 3]Humus is absent in the starting as there is no soil 4]Dissolves in warm water

secondary succession: 1]In areas which were previously inhabited or recently denuded. 2]Around 50 – 200 years 3]Presence of Humus due to the previous occupants and their decomposition 4]Does not dissolve in water

Explanation: