Show food chain different organisms, number of pyramid of your school.

Explanation

Food chain of different organisms in our school:
Plant`to`aphids`to`spiders`to`birds.
(1) The pyramid of organisms in a food chain can be represented graphically in a pyramid of number.
(2) Each bar represents the number of individuals at each tropic level in a food chain.
(3) At each link in a food chian, from the first order consumerrs to the large cornivores, there is normally an increase in size, but decrease in number.