Question:
Fill in the blanks.
(a) Plants are called as_________ because they fix carbon dioxide.
(b) In an ecosystem dominated by trees, the pyramid (of numbers) is _________ type.
(c) In aquatic ecosystems, the limiting factor for the productivity is _________.
(d) Common detritivores in our ecosystem are_________.
(e) The major reservoir of carbon on earth is_________.
Solution:
(a) Plants are called as 
because they fix carbon dioxide.
(b) In an ecosystem dominated by trees, the pyramid (of numbers) is of
type.
(c) In aquatic ecosystems, the limiting factor for productivity is
.
(d) Common detritivores in our ecosystem are
.
(e) A major reservoir of carbon on Earth is
.