Ecology: Food Chains and Predator-Prey Cycles. Flashcards
1
Q
What is a producer?
A
- Plants.
- Important: Synthesise complex molecules.
2
Q
What is Biomass?
A
- Molecules that pass down the food chain to other organisms.
- Producers are a source of biomass in a community.
3
Q
What is a primary consumer?
A
- Organisms that eat producers.
4
Q
What is a secondary consumer?
A
- Organism that eats a primary consumer.
5
Q
What would a predator to prey in a community graph look like?
A
- Number of predator and prey rise and fall in a cycle.
- Only true in a stable community.
6
Q
When would predator prey cycles start to change?
A
- New predator arrives.
- Change in the community.
