What organisms only eat animals?
Carnivores
Plants make their own food, so they are ___________________.
Producers
All energy in a food web originally comes from ___________________.
sunlight
Define ecosystem.
All living and nonliving things in an area that interact and depend on one another.
What organisms only eat plants?
Herbivores
What process to plants use to make food?
Photosynthesis
Two things are passed in a food chain ____________ and ________________.
energy and matter
What is a living thing's "role" in an ecosystem called?
Niche.
What organisms eat plants and animals?
Plants provide ___________, not just food for animals!
habitats
Energy in an ecosystem can flow in (how many?) direction (s).
One.
These things are responsible for the decay of dead organisms: _______________________
Decomposers
When two animals fight for the same resource it is called _______________.
competing
All plants are eaten by _________________.
Consumers
True or False: there is no energy left in a dead organism.
False
What two ecosystems are very dry?
Tundra and Desert