An explanation for a question or a problem that can be formally tested.
What is an HYPOTHESIS.
100
A nonliving factor in an ecosystem.
What is an ABIOTIC FACTOR.
100
The place where an organism lives out its life.
What is a HABITAT.
100
An organism that uses light energy or energy stored in chemical compounds to make energy-rich compounds.
What is an AUTOTROPH.
200
Anything that possesses all of the characteristics of life.
What is an ORGANISM.
200
An investigation that tests a hypothesis by the process of collecting information under controlled conditions.
What is an EXPERIMENT.
200
A living factor in an ecosystem.
What is a BIOTIC FACTOR.
200
All strategies and adaptations a species uses in its environment--how it meets its specific needs.
What is a NICHE.
200
Organisms that feed only on autotrophs.
What is an HETEROTROPH.
300
An orderly structure of organisms.
What is ORGANIZATION.
300
The part of an experiment that is the standard against which results are compared.
What is the CONTROL.
300
The study of interactions that take place between organisms and their environment.
What is ECOLOGY.
300
An example of two HABITATS.
What is assorted.
300
The passage of energy and materials.
What is a TROPHIC LEVEL.
400
The production of offspring.
What is REPRODUCTION.
400
The only factor that affects the outcome of the experiment.
What is an INDEPENDENT VARIABLE.
400
A group of organisms, all of the same species, which interbreed and live in the same area at the same time.
What is POPULATION.
400
An example of two niches.
What is assorted.
400
Give me an example of each.
AUTOTROPH--1st Order Heterotroph--2nd Order Heterotroph--3rd Order Heterotroph
Complete the chain with any logical choice.
What is assorted...
500
A group of organisms that can interbreed and produce fertile offspring.
What is a SPECIES.
500
An explanation of a natural phenomenon that is supported by a large body of scientific evidence obtained from many different investigations and observations.
What is a THEORY.
500
Interacting populations in a biological community and the community's abiotic factors.
What is an ECOSYSTEM.
500
The way species interact when there is a limited supply of resources.
What is COMPETITION.
500
Construct a FOOD WEB 5-level food web in 90 seconds.