Carbon constitutes ______ of dry weight of organism and ______ percentage is dissolved in oceans out of total global carbon.
$49\;\%, 71\;\%$
$71\;\%, 49\;\%$
$49\;\%, 49\;\%$
$71\;\%, 71\;\%$
$49\;\% \;and\; 71\;\%.$
Identify $Z$ in figure
About how much water is recycled in the form of rains per year
Biotic succession is caused by
Full form of $GNP$
The term ecosystem was coined by
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