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प्रश्न
Which of the following are pioneer organisms of primary succession on a xerach?
पर्याय
grasses
lichen
shrubs
trees
MCQ
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उत्तर
lichen
Explanation:
Lichens are the pioneer organisms that colonise bare rocks during xerarch primary succession. They break down rock and help in soil formation, after which mosses, ferns, grasses, shrubs and trees appear.
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