Grassland biome for its maintenance requires
Periodic fire
Intensive grazing
Mowing
All the above
(d)Grazing, fire and mowing help to maintain grassland and prevent woody species to invade the area.
Type of plants having adaptations to check transpiration is
Which one of the following pairs is mismatched
Some of the stages in the hydrarch are labelled as
$I.$ Marsh meadow stage
$II.$ Reed swamp stage
$III.$ Submerged plant stage
$IV.$ Phytoplankton stage
$V.$ Submerged free floating plant stage
Identify the choice that represents the correct sequence of these stages
Of more immediate concern regarding carbon cycle is
Which one of the following will accelerate phosphorus cycle?
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