B17 - Organising an Ecosystem Flashcards
1
Q
What are the producers for the biomass on Earth?
A
Photosynthetic organisms
2
Q
What happens to the number of prey and predators in a stable community?
A
rise and fall in cycles
3
Q
D. Decomposer?
A
An organism that breaks down the waste of plants and animals
4
Q
Carbon cycle?
A
returns carbon from organisms to the atmosphere as carbon dioxide to be used by plants in photosynthesis
5
Q
E. Combustion?
A
fossil fuel or wood + oxygen –> carbon dioxide + water
6
Q
Order of feeding relationship?
(4)
A
Producer
Primary consumer
Secondary consumer
Tertiary consumer
