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Primary succession on land occurs as...

Primary succession on land occurs as

A

lichen `rarr` mosses `rarr` annual grass `rarr` shrubs `rarr` trees

B

mosses `rarr` lichen `rarr` annual grass `rar` shrubs `rarr` trees

C

plankton `rarr` submerged `rarr` floating stage `rarr` marsh stage `rarr` climax stage

D

all of these

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A
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Primary succession occurs on

Primary succession on rocks starts with

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The sequence of communities of primary succession in water is

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