Choose incorrect option w.r.t. amount of living material present in different trophic levels at a given time
Can be measured as number
Is equivalent to standing crop
Is always represented as dry weight only
Expressed both as biomass and number
The percentage of light energy utilized for photosynthesis by higher plants is
Which of the following ecosystems has highest productivity?
The number of trophic levels in an ecosystem are limited. Comment.
In food chain initial organisms are
If all the plants of the world die all the animals will also die due to shortage of