Phosphorus cycle is
Gaseous cycle
Perfect cycle
Imperfect cycle
Partly gaseous and partly sedimentary
(c)Because atmosphere or gaseous cycle is absent.
If less light falls on the pond’s surface
Find out the correct order of succession levels in xerarch.
Plants capture only……. percent of the $PAR.$
Climax communities
Robert Constanza and his colleagues have put an average price tag……. for ecosystem services
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