What does “Ten per cent law” actually mean in Ecosystem, and why does it matter for NEET?
only about 10% of the energy at one trophic level is passed on to the next; the rest is lost as heat and in respiration.
In simple words: only about 10% of the energy at one trophic level is passed on to the next; the rest is lost as heat and in respiration. Getting Ten per cent law clear matters because NEET questions on Ecosystem usually test this idea directly, not just a formula you memorised.
Key point
Ten per cent law
Common mistake
thinking most of the energy moves up to the next level.
Memory tip
90% is lost at each step, which is why food chains are short.
Tap to watch or see it right here — the app stays open (it only opens a quick search if nothing embeddable is found).