General
General
General
General
General
100
All of the organisms living in an area together with their physical environment.
What is an ecosystem?
100
A group of organisms that are closely related and that can mate to produce fertile organisms.
What is a species?
100
The products of photosynthesis.
What are glucose and oxygen?
100
Consumers that get their food by breaking down dead organisms.
What are decomposers?
100
The process by which a plant uses the energy of sunlight to make sugar molecules.
What is photosynthesis?
200
The living and once living parts of an ecosystem.
What are biotic facts?
200
Green pigment in plant leaves.
What is chlorophyll?
200
What are raw materials of photosynthesis.
What are water, carbon dioxide and light?
200
The process of breaking down food to yield energy.
What is cellular respiration?
200
The raw materials of cellular respiration.
What are glucose and oxygen?
300
A sequence in which energy is transferred from one organism to the next as one organism eats another.
What is a food chain?
300
Shows as many feeding relationships that are possible in an ecosystem.
What is a food web?
300
The first organism to colonize any newly available area.
What are pioneer species?
300
Occurs when farmland is abandoned.
What is old-field succession?
300
A producer that is really two composed of two different species, fungus and algae.
What is a lichen?
400
Each step in the transfer of energy through a food web in an ecosystem.
What is a trophic level?
400
A gradual process of change and replacement of types of species in a community.
What is ecological succession?
400
Organisms that can fix atmospheric nitrogen.
What are nitrogen-fixing bacteria?
400
The ability of one or more organisms to tolerate a particular chemical designed to kill it.
What is resistance?
400
Selective breeding of organisms by humans.
What is artificial selection?
500
The equation for photosynthesis.
What is 6CO2 + 6 H2O + light----C6H1206?
500
The process of two species evolving in response to their long-term interaction with each other.
What is co-evolution?
500
An inherited trait that increases an organisms chance of survival and reproduction in a certain environment.
What is an adaptation?
500
A change in the genetic characteristics of a population from one generation to the next.
What is evolution?
500
The place where an organism lives.
What is a habitat?
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