The relationship in an ecosystem can be depicted in
Pyramid of energy
Pyramid of biomass
Pyramid of numbers
All of these
Under what condition, the upright pyramid of biomass becomes inverted
To show how many organisms are present at each level of a food chain, ecologists use a model called
In a tree ecosystem, the pyramid of number is
What does the base tier of the ecological pyramid represent ?
The pyramid of biomass and the pyramid of number represent