1.9/1.10 - Trophic Levels / 10% Rule Flashcards
1
Q
1st law of thermodynamics
A
energy is never created or destroyed
2
Q
2nd law of thermodynamics
A
each time energy is transferred, some of it is lost as heat
3
Q
10% rule
A
only about 10% of the energy from one level makes it to the next level
4
Q
Order of animals
A
producers, primary consumers, secondary consumers, tertiary consumers
5
Q
Biomass
A
total mass of living things at a certain trophic level
6
Q
Food web
A
at least two different interconnected food chains
7
Q
Trophic cascade
A
removal or addition of a top predator has a rippled effect down through lower trophic levels
