Lesson Glossary


Consultez le glossaire à l'aide de cet index

Spécial | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Tout

B

Biomass

the total mass of all organisms in an ecosystem


Biomass pyramid

diagram used to graph the energy transfer between organisms in different trophic levels


E

Ecological niche

the role an organism plays in a community


F

Food chain

diagram that shows how each living thing gets food and how nutrients move from species to species


Food web

diagram that shows multiple connections between different species; multiple intermingled food chains