Answer :
Pioneer organisms are the first living things to grow successfully on a newly formed sand dune.
What do you mean by primary succession?
Plants and animals first inhabit a barren, lifeless area in primary succession, a type of ecological succession (the evolution of a biological community's ecological structure).
Pioneer species are the first species to arrive in a newly constructed environment, and through their interactions, they form a basic biological community. As additional species enter, the community becomes more complicated.
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