Quiz #1

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1.
5 points
An organism that obtains energy by consuming dead plant and animal matter.
2.
5 points
The way an organism occupies a position in an ecosystem, including all the necessary biotic and abiotic factors.
3.
5 points
A species that is accidentally or deliberately introduced into a new location.
4.
5 points
A process in the cells of organisms that converts chemical energy into usable energy.
5.
5 points
All the interacting parts of a biological community and its environment.
6.
5 points
An animal that eats other animals.
7.
5 points
A complete system of interconnected and interrelated food chains within an ecosystem.
8.
5 points
A division of the world's vegetation that corresponds to a defined climate and is characterized by specific types of plants and animals.
9.
5 points
The size of a population that can be supported indefinitely by the available resources and services of an ecosystem.
10.
5 points
The living parts of an ecosystem.
11.
5 points
The relationship between organisms of two different species in which one derives food or other benefits from the association while the other remains unharmed and unaffected.
12.
5 points
The number and variety of life forms found within a specific region, as well as all the number and variety of ecosystems within and beyond that region.
13.
5 points
Describes organisms, especially green plants, that are capable of making nutrients from inorganic materials.
14.
5 points
An organism that cannot make its own food.
15.
5 points
A model that shows the transfer of energy from one level of organism to the next within a food chain.
16.
5 points
The non-living parts of an ecosystem.
17.
5 points
The benefits sustainable ecosystems provide that are experienced by living organisms, including humans.
18.
5 points
A form of tourism that is sensitive to the health of an ecosystem and involves recreational activities provided by sustainable ecosystems.
19.
5 points
A linear linkage of organisms within an ecosystem that begins with a producer, after which each link feeds on the one before it and is fed on by the one after it, and ends with an organism that is not fed on by any other organism in the chain.
20.
5 points
All of the populations that live and interact with each other in a particular geographic area.