Inorganic element that changes food into usable energy is
$S$
$P$
$Ca$
$Mg$
(b)Usable energy is $ ATP $ in which phorphorus is present.
Vertical distribution of different species occupying different levels in a biotic community is known as
Phosphorus cycles in the form of
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
A scorpion stalks, kills, and then eats a spider. Based on its behavior, which ecological terms describe the scorpion?
More than half of the earth’s flora and fauna is found in
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