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
$IV, III, V, II\; and \;I$
$III, V, I, II\; and \;IV$
$II, IV, III, I \;and \;V$
$IV, V, III, II\; and\; I$
In India, tropical evergreen forests occur in
Planktons are those unicellular or multicellutar organisms which
The amount of usable energy, which is available for doing work, when the temperature and pressure are uniform throughout the system is called
The vegetation of Rajasthan is
‘‘Biosphere’’ is called as