Classifying Living Things Vocabulary Practice

basic and smallest part of an organism

• cell

• organism

• living thing

• unicellular

do NOT have a nucleus or other membrane-bound organelles

• prokaryotic cell

• eukaryotic cell

• unicellular

• multicellular

have a nucleus and other membrane-bound organelles

• prokaryotic cell

• eukaryotic cell

• unicellular

• multicellular

an organism that is made of one or more cells which cooperate, grow and develop, respond to environment, reproduce, use energy

• cell

• organism

• living thing

• unicellular

made up of only one cell

• prokaryotic cell

• eukaryotic cell

• unicellular

• multicellular

made up of many cells

• prokaryotic cell

• eukaryotic cell

• unicellular

• multicellular

when the reproductive cells of one or two parent organisms join and form a new organism

• sexual reproduction

• asexual reproduction

• heterotroph

• autotroph

when one cell divides and forms two new organisms that are identical to the original cell

• sexual reproduction

• asexual reproduction

• heterotroph

• autotroph

organisms that convert energy from light or inorganic substances into usable energy; make their own food

• abiotic factor

• asexual reproduction

• heterotroph

• autotroph

organisms that obtain energy from other organisms

• sexual reproduction

• asexual reproduction

• heterotroph

• autotroph