5Th Grade Science Concepts

Front 1

photosynthetic living things

Back 1

algae

Front 2

cold blooded animal with smooth moist skin, able to live in both land and water

Back 2

amphibians

Front 3

Dutch scientist who developed microscope lens

Back 3

Antony van Leeuwenhoek

Front 4

what has four pairs of legs and usually two-part body?

Back 4

arachnids

Front 5

Greek philosopher who developed an early system of classification for plants and animals

Back 5

Aristotle

Front 6

member of arthropoda phylum, has all body systems, has external skeleton, segmented body with jointed limbs

Back 6

arhtropods

Front 7

rod-shaped, sporforming, oxygen-using bacteria

Back 7

bacilli

Front 8

photosynthetic, single-cell, prokaryotic organisms

Back 8

blue-green algae

Front 9

microscope slide that has a depression in the center

Back 9

cavity slide

Front 10

microscopic organism, or smallest unit of life

Back 10

cell

Front 11

thing, pliable layer, separates cell from its surroundings

Back 11

cell membrane

Front 12

outer, rigid surface of plant cell that encloses and supports contents of the cell

Back 12

cell wall

Front 13

distinct feature that helps to identify living thing or object

Back 13

characteristic

Front 14

green, grainy pigment in the cells of plats, algae, and some bacteria

Back 14

chlorophyll

Front 15

organelle in a plant cell that contains chlorophyll and absorbs sunlight

Back 15

chloroplast

Front 16

group of thins having similar properties or characteristics

Back 16

class

Front 17

systematic grouping of living things into categories based on structural or evolutionary relationships

Back 17

classification

Front 18

spherical bacteria

Back 18

cocci

Front 19

group of same-species organisms living together

Back 19

colony

Front 20

device for magnification having more than one lens

Back 20

compound microscope

Front 21

end result found by a fair test or experiment

Back 21

conclusion

Front 22

all factors which remain the same for each repeated trial

Back 22

constant

Front 23

organism that cannot produce its own food

Back 23

consumer

Front 24

level of independent variable chosen as the standard of comparison

Back 24

control

Front 25

small, thin plastic placed over specimen on slide

Back 25

cover slip

Front 26

primarily aquatic animals with segmented bodies, exoskeletons, includes lobsters, crabs, shrimp

Back 26

crustaceans

Front 27

mainly acquatic, photosynthetic bacteria responsible for providing oxygen to our atmosphere millions of years ago

Back 27

cyanobacteria

Front 28

jellylike substance inside a cell

Back 28

cytoplasm

Front 29

organism that breaks down dead plants or animals

Back 29

decomposer

Front 30

factor that responds to changes in the independent variable

Back 30

dependent variable

Front 31

new level of classification, over the kingdoms of life

Back 31

domains

Front 32

microorganisms, living in extreme conditions unsuitable to other bacteria

Back 32

Domain Archaea

Front 33

group of unicellular, prokaryotic microorganisms

Back 33

Domain Bacteria

Front 34

group of eukaryotic organisms

Back 34

Domain Eukaryota

Front 35

microscope that uses electrons to magnify objects

Back 35

electron microscope

Front 36

cell or organism with distinct nucleus and other organelles

Back 36

eukaryote

Front 37

long, threadlike object attached to outside of cell that enables movement

Back 37

flagellum, flagella

Front 38

eukaryotic organisms that lacks chlorophyll and vascular sytem

Back 38

fungus

Front 39

organism that cannot make its own food

Back 39

heterotroph

Front 40

prediction about outcome of experiment, if/then statement

Back 40

hypothesis