I don't do "ships"
Matter and Energy
Let's Do Lunch
Everything is Connected
Misc.
100

An ecological relationship in which one organism benefits and the other is harmed

What is parasitism?

100

The name of the diagram that displays the amount of energy available at each trophic level

What is an energy pyramid?

100

An organism that eats only plant matter

What is an herbivore?

100

This human impact is caused by removing forests and burning fossil fuels, increasing CO2 in the atmosphere

What is climate change or global warming?

100

Like the wolves of Yellowstone, an ecological disturbance that has impacts throughout the community

What is a trophic cascade?

200

The type of relationship between flowering plants and their pollenators

What is mutualism?

200

The trophic level with the most biomass in all ecosystems

What are producers?

200

The category of organisms that break down dead and decaying organic material, recycling the nutrients

What are decomposers?

200

Invented in the early 1900s, this agricultural innovation increased Earth's carrying capacity for humans.

What is the invention of nitrogen-containing fertilizers (taking atmospheric nitrogen and putting it into a form plants can use.)

200

A fully biodiverse ecosystem, resulting from a long process of ecological change starting from rock or soil

What is a climax community?

300

The ecological relationship in which one organism benefits and the other is neither helped nor harmed

What is commensalism?

300

These organisms transform energy from the sun, capturing it in the organic molecule glucose

What are autotrophs?

300

A diagram that depicts complex feeding relationships in an ecosystem with several representatives from each trophic level

What is a food web?

300

The term for the variety of living things on earth

What is biodiversity?

300

The process by which ecosystems become established, starting from barren rock

What is primary succession?

400

All of the biotic and abiotic factors in a region make up this

What is an ecosystem?

400

The ultimate source of energy for almost all living things on Earth

What is the Sun?

400

All the physical, chemical, and biological factors that a species needs to survive

What is an ecological niche?

400

Two processes in which living organisms exchange carbon dioxide with the environment?

What are photosynthesis and cellular respiration?

400

limiting factors that are affected by the number of individuals in a given area

What are density-dependent limiting factors?

500

The type of relationship between a grizzly bear and the salmon it catches and eats.

What is predation? (or predator-prey)

500

Where the other 90% of energy goes that does not pass from one trophic level to the next

What is heat rejected to the environment?

500

The full name or organisms that gather energy from the sun and transform it into chemical energy in glucose

What is photoautotroph?

500

Elimination of this kind of species will have a great impact on an ecosystem

What is a keystone species?

500

The term for the maximum population for a species that an ecosystem can support

What is carrying capacity?

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