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?
$I\;and\; II$
$I\; and\; III$
$II\; and \;III$
$I, II\; and \;III$
Given below is the diagram of the ecological pyramids
This type represents
The relation between producers and consumers in an ecosystem can be graphically represented in the form of a pyramid called
Write a short note on pyramid of numbers and pyramid of biomass.
The respiratory loss of producers, herbivores and carnivores are respectively
Give scientific reasons : Energy pyramids are never inverted.