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Parts of an Ecosystem
Energy Flow
Nutrient Cycling
Ecosystem Interactions
Characteristics of Populations & Biomagnification
100
The term to refer to the non-living part of an ecosystem.
What is abiotic?
100
The name of organisms like plants that form the base of food chains.
What are producers?
100
The name of organisms that get their food by consuming waste and dead organisms.
What are decomposers?
100
Any organism that exists by hunting other organisms.
What are predators?
100

A population can stay at a constant amount when the number of births is equal to the number of deaths. 

What is equilibrium?

200
The term that refers to the living part of an ecosystem.
What is biotic?
200
The process by which plants capture the sun's energy and turn it into glucose (food).
What is photosynthesis?
200

The Earth's solid, outer layer. 

What is the lithosphere?

200

A non-native species that has a negative impact on the natural environment. 

What is an invasive species?

200

The maximum population size of a species that a given ecosystem can sustain.

What is carrying capacity?

300

The term for populations of plants, animals and other living organisms interacting and reproducing indefinitely. 

What is sustainability?

300
The process by which consumers get energy.
What is cellular respiration?
300

Three problems in the nitrogen cycle discussed in class. 

What is farming, deforestation, and algal blooms?

300
Brainworms cause a degenerative condition in moose. This often leads to their death. This is an example of which biotic limiting factor.
What is parasitism?
300

Number of offspring that reach reproductive age. 

What is capacity for survival?

400
The 3 categories all living things in an ecosystem can be placed in.
What are producers, consumers, and decomposers?
400
A linear network of organisms.
What are food chains?
400

The term for a reservoir that absorbs and holds onto elements or energy. It absorbs more than it releases. 

What is a sink?

400

Three forms of symbiosis. 

What is mutualism, commensalism, and parasitism? 

400

The higher up the food chain, the more concentrated pesticides become.

What is biomagnification / bioaccumulation?

500
Name 3 abiotic parts of the Arctic ecosystem.
What are light, weather, and soil?
500
A graphical representation of what-eats-what in an ecological community.
What is a food web?
500

The name of substances that always contain carbon AND hydrogen atoms.

What are organic substances?

500
An abiotic factor that plants compete with each other for.
What is light or water?
500

Four ecological sustainable techniques organic farmers rely on. 

What is biological control, altered timing, crop rotation / mixed planting, and baiting pest.