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Living Things in the Biosphere Crossword
Down
:
1) Scientific study of how organisms are classified.
3) Any reaction to a stimulus
4) An organism that provides a source of energy or a suitable environment for a parasite to live.
5) A feature that helps to identify something.
7) Any living thing.
10) Eukaryotic organisms that cannot be classified neatly as being animal, plant or fungi.
11) Substance used in vaccination that consists of weakened pathogens that help to trigger the body to produce chemicals to destroy the pathogens.
13) Organisms that benefit from living with, on, or in a host.
14) A tiny nonliving particle that reproduces inside a living cell.
15) One celled organism
17) Basic unit of structure and function in living things.
Across
:
2) The broadest level in classifying organisms.
6) A group of similar, closely-related organisms.
8) Organisms consisting of many cells.
9) Two-part scientific name that indicates an organism's genus and species.
12) The maintenance of stable internal conditions.
16) Process of grouping things based on their similarities.
18) Group of similar organisms that can mate with each other and produce offspring.
19) Any change or signal in the environment that can make an organism react.
20) Single-celled organisms that lack a nucleus
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