Biomass produced by plants in oceans accounts for
$55\%$
$65\%$
$75\%$
$85\%$
Which of the following is a functional aspect of an ecosystem?
Ephemerals are xerophytes that are
The phosphorus rich fertilizer obtained from sea birds along the coast of Chile and Peru, is
Nitrogen cycle involves bacteria capable of changing proteins to ammonia called as
Area where succession can take several thousands years to reach climax community is