Science test - may 10th

the smallest unit that makes up all living things

cell
when an organism is no longer alive on Earth

extinct
the living and non-living things in an environment all all their interactions

ecosystem
the set of steps in which organisms get the food they need to survive

food chain
any evidence of an organism that lived in the past

fossil
an organism's home

habitat
the largest group in which an organism is classified.

kingdom
a group of organs that work together to carry out life functions

organ system
a group of tissues that work together to do a certain job

organ
harmful substance added to earth;s water air and land.

POLLUTION
the smallest group into which an organism is classified

species
a group of similar cells that work together to carry out a job

tissue
what might you find in a pond that are one-celled microorganisms

a one-cell protist
what is a a one-cell protist

bacteria
what has a cell wall but not a nucleus

bacteria
will you find chlorophyll in plant cells or animal cells

plant cells
where is the chlorophyll found

in the cells chloroplast
what can help us see how living things have changed over time

fossils
what are skeletons preserved in rock

fossils
where are the oldest fossils?

in the oldest rock layers which are at the bottom of rock layers
where are the youngest fossils found?

in the top rock layer
what are the 6 groups of organisms?

ancient bacteria, true bacteria, protist, fungus, plant and animal (called kingdoms)

Author

julia1

217893

Card Set

Science test - may 10th

Description

science test may 10th

Updated

2013-05-05T21:36:31Z

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