Phosphorus cycles in the form of
$HP{O^{3 - }}$
${P^2}$ (gas)
$PO_4^{3 - }$
$A{l_2}{(P{O_4})_3}$
Rhizophora is a characteristic component of
Identify $X$ from figure :
Rhododendron is the characteristic vegetation of
Green plants are
Maximum biomass and variable organism are found in