Ecosystem Basics
What is an ecosystems?
An ecosystem is all the living and the nonliving things in an environment
What kind of ecosystem is known for being cold and dry?
Tundra
What is a population?
All the members of one species that live within an area of an ecosystem
What are plants called because they make their own food?
producers
What is a food chain?
The transfer of energy from one organism to another by eating and being eaten.
Name one nonliving part of an ecosystem
air, water, soil, light, temperature, landforms, or climate
Name an ecosystem that is covered with grasses
Grassland
What do you call different populations living in the same area?
A community
What do you call living things that eat other living things?
Consumers
What is a food web?
A system of overlapping food chains.
What is the role an organism has in its habitat called?
its niche
What is the driest ecosystem called?
Desert
What is the area or place where an organism lives?
its habitat
What are herbivores?
Animals that eat only plants.
What is the flow of energy in a food web?
It branches out in many directions.
Give an example of a living part of an ecosystem
animals, plants, fungi, protists, or bacteria
What ecosystem has large amounts of rain and thick plant growth?
Rain Forest
What happens when two or more living things need the same resources?
Competition
What type of consumer eats both plants and animals?
Omnivores
What do we call organisms that compete for the same resources?
They are in competition.
What do you call the average weather conditions in an area over time?
Climate
What is a Wetland?
An area where the ground is covered with water for part of the year
What is symbiosis?
The relationship between two organisms that helps one or both
Who are decomposers?
Organisms that break down waste and remains.
What is the top level of a rain forest called?
The canopy