Study of interactions among organisms and between organisms and their enviroments.
What is Ecology?
100
A biotic factor is any living part of the enviroment, and an abiotic factor is any non living part of an enviroment.
What is the difference between abiotic and biotic factors?
100
Energy flows through an ecosystem in a one way stream from primary producers to various consumers.
How does energy flow through ecosystems?
100
A harmful material that can enter the biosphere through the land, air, or water.
What is a pollutant?
100
Autotrophs.
What are primary producers?
200
All the organisms that live in a place, together with their physical enviroment.
What is an ecosystem?
200
Temperature is an abiotic factor since is it not living.
Is temperature an abiotic or biotic factor?
200
A food web is more complex and shows the different or multiple prey they eat, a food chain is a series of steps in which organisms transfer energy by eating or being aten.
What is the difference between a food chain and food web?
200
It is very difficult to get rid of contaminants present in water.
Is it easy or difficult to get rid of contaminants present in water?
200
A bear is an omnivore.
What type of consumer is a bear?
300
A group of ecosystems that share similar climates and typical organisms.
What is a biome?
300
They are biotic, since they are living
Are species that affect other species food or space resources abiotic or biotic?
300
Decomposers recycle nutrients in food webs.
What do decomposers recycle?
300
Industrial and agricultural chemicals, residential sewage, and nonpoint sources.
What are the primary sources of water pollution?
300
Organisms that rely on other organisms for energy and nutrients.
What is a consumer?
400
A web of interdependence
What does interactions between organisms and their enviroments produce?
400
Biotic factors.
What are the bioloical influences on an organism called?
400
A trophic level.
What is each step in a food web or food chain called?
400
Nonpoint sources
What is it called when pollutants enter water supplies from smaller sources?
400
Photosynthesis captures light for energy, chemosynthesis uses chemical energy
What is the difference between photosynthesis and chemosynthesis?
500
Oikos, which means "house"
What is the root of the word Ecology in Greek?
500
Yes, because they constantly affect each other
Are biotic and abiotic factors dynamic? Why?
500
They show the relative amount of energy or matter contained within each trophic level in a food chain or food web
What do the ecological pyramids show?
500
Point source pollution
What is it called when pollutants enter water supplies from a single source?