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Consider the following statements about ecological pyramids
$I.$ Charles Elton developed the concept of ecological pyramid
$II.$ After the name these pyramids are also called as Eltonian pyramids
$III.$ It is a graphical representation or pyramid shaped diagram which depicts the number of organisms, biomass and energy at each trophic level
Which of the statements given above are correct?
$I\;and\; II$
$I\; and\; III$
$II\; and \;III$
$I, II\; and \;III$
Solution
There is some sort of relationship between the number, biomass and energy contents of the producers and consumers of different orders in any ecosystem. These relationships, when represented in diagrammatic ways are called ecological pyramids. The concept of pyramid was proposed by Charles Elton $(1927)$ so, they are also called as Eltonian pyramids
