3.3 Flashcards
What is the difference between an autotroph and a heterotroph?
Autotrophs are the first plants and producers in a food chain. Heterotrophs are the later animals that eat them.
Where are the producers typically found in a food web?
At the bottom
If a bird eats a worm in a trophic Cascade, what type of relation would that be?
Negative (-)
What is the difference between a herbivore, carnivore, omnivore, and detrivore?
Carnivores eat only meat, herbivores eat only plants, omnivores eat both, and detrivores eat dead things.
what is a keystone species?
A species that plays a crucial role in a community.
What would happen if you take a keystone species out of a community.
the community would change and may die out.
Explain the difference between a food web and a trophic Cascade.
The food web shows what species eats the other, while the trophic Cascade shows what effect the species have on each other.
What is a trophic Cascade?
It is a diagram that displays the animals in a community and how they interact or affect one another.
What are the 4 main types of consumers?
Primary, secondary, tertiary, and quaternary
