Abiotic Factors
What is an abiotic factor?
Something that is nonliving
What is a biotic factor?
Something that is living
Ecosystem
all the living and nonliving things in a given area
What is at the beginning of every food chain and web?
Producers
What is a producer?
They make their own food for energy
List 5 abiotic factors
rocks, air, water, dirt, buildings, cars
(anything nonliving)
List 5 biotic factors
anything living
Predator and example
Hunts for their food
Ex- shark, lion, tiger, etc.
What is at the end of every food chain/food web?
What is a consumer?
Air
What is the most important biotic factor?
Animals
Biome
a large group of similar ecosystems
What happens if you remove something from a food chain and/or food web?
It falls apart. When one thing is removed the things around it get harmed
What is a decomposer?
Breaks down other organisms
How are abiotic factors helpful to an ecosystem?
Shelter, water, etc
How are biotic factors helpful to an ecosystem?
food, shelter (trees), etc.
Native species
meant to be in that area, has natural predators, important to the food wed/chain
What is a secondary consumer?
only eat producers
How many levels of consumers are there?
3. Primary, secondary, tertiary
How are abiotic factors harmful to an ecosystem?
pollution, destroying ecosystems, air, etc.
Are there harmful biotic factors? If so list them
Invasive species, humans (destroying ecosystems), etc
Invasive species
non native species that is harmful to the environment
What is a tertiary consumer?
top consumer
Name a decomposer
fungi, some insects, and bacteria