Chapter 5 - Chapter Checkup

Front 1

tiny plants and animals that float in the upper regions of the ocean

Back 1

plankton

Front 2

the smallest part of a substance that still has all the qualities of that substance

Back 2

molecule

Front 3

the smallest part of an element (much too small to be seen); made of one or more electrons flying about a nucleus

Back 3

atom

Front 4

an underground place where water collects

Back 4

aquifer

Front 5

the systematic rise and fall of ocean water every six hours

Back 5

tide

Front 6

one of various regions between the low-tide and high-tide lines where plants and animals are clustered together

Back 6

intertidal zone

Front 7

a soft-bodied invertebrate often having a protective shell (exoskeleton)

Back 7

mollusk

Front 8

a mollusk having two matching shells joined by hinges

Back 8

bivalve

Front 9

a mollusk having a single shell

Back 9

univalve

Front 10

an invertebrate with a crustlike shell, a segmented body, and jointed legs, such as shrimp, lobsters, and crabs; a kind of shellfish

Back 10

crustacean

Front 11

to regrow

Back 11

regenerate

Front 12

an animal with flippers, such as a walrus or seal; a "wing-footed" animal

Back 12

pinniped

Front 13

a thick layer of fat under the skin of most sea mammals that protects them from the cold and helps them float

Back 13

blubber

Front 14

a colony, usually of birds

Back 14

rookery

Front 15

a scientist who studies the sea

Back 15

oceanogapher

Front 16

has teeth which are fused to form a beak

Back 16

parrotfish

Front 17

has an outer covering that forms reefs

Back 17

coral polyp

Front 18

the most poisonous fish in the world

Back 18

stonefish

Front 19

a colorful animal that looks like a flower

Back 19

sea anemone

Front 20

water plants such as seaweed

Back 20

algae

Front 21

an invertebrate that cements itself to rock

Back 21

barnacle

Front 22

the larges flying bird

Back 22

wandering albatross

Front 23

the largest pinniped

Back 23

elephant seal

Front 24

a snail that eats mussels

Back 24

whelk

Front 25

a bivalve that forms pearls

Back 25

oyster

Front 26

a large pinniped with tusks

Back 26

walrus

Front 27

a small, one or two-shelled invertebrate

Back 27

mollusk

Front 28

the cleaner mimic

Back 28

blenny

Front 29

the fish that swims upright

Back 29

sea horse

Front 30

uses tools to crack open sea urchins

Back 30

sea otter

Front 31

How is the ocean important in the water cycle?

Back 31

Through evaporation, it helps provide drinking water for people and animals.

Front 32

Name the science that studies the complex relationships between living things and their surroundings.

Back 32

ecology

Front 33

Why is water one of the most important natural resources we have?

Back 33

All living things need water.

Front 34

What ocean creature can regenerate parts which are cut off?

Back 34

sea star

Front 35

Why is earth's water like water swirling in a basin?

Back 35

It is constantly moving.

Front 36

How does the ocean help to moderate the earth's climate?

Back 36

In summer, it cools the land; in winter, it warms the land.

Front 37

What is the beautiful lining of clam and mussel shells called?

Back 37

mother-of-pearl

Front 38

What two gases found in air join to form water molecules?

Back 38

hydrogen and oxygen

Front 39

What happens during a spring tide?

Back 39

highest high tides and lowest low tides

Front 40

What happens during a neap tide?

Back 40

Almost no difference between high and lowitides

Front 41

What is an uncleanness or impurity caused by waste materials or harmful chemicals?

Back 41

pollution

Front 42

albatross -fish, bird, mammal or invertebrate

Back 42

bird

Front 43

barnacle - fish, bird, mammal or invertebrate

Back 43

invertebrate

Front 44

blenny - fish, bird, mammal or invertebrate

Back 44

fish

Front 45

clam - fish, bird, mammal or invertebrate

Back 45

invertebrate

Front 46

coral polyp - fish, bird, mammal or invertebrate

Back 46

invertebrate

Front 47

crab - fish, bird, mammal or invertebrate

Back 47

invertebrate

Front 48

gull - fish, bird, mammal or invertebrate

Back 48

bird

Front 49

lobster - fish, bird, mammal or invertebrate

Back 49

invertebrate

Front 50

moray eel - fish, bird, mammal or invertebrate

Back 50

fish

Front 51

mussel - fish, bird, mammal or invertebrate

Back 51

invertebrate

Front 52

oyster - fish, bird, mammal or invertebrate

Back 52

invertebrate

Front 53

penguin - fish, bird, mammal or invertebrate

Back 53

bird

Front 54

sea horse - fish, bird, mammal or invertebrate

Back 54

fish

Front 55

sea otter - fish, bird, mammal or invertebrate

Back 55

mammal

Front 56

sea star - fish, bird, mammal or invertebrate

Back 56

invertebrate

Front 57

seal - fish, bird, mammal or invertebrate

Back 57

mammal

Front 58

shrimp - fish, bird, mammal or invertebrate

Back 58

invertebrate

Front 59

walrus - fish, bird, mammal or invertebrate

Back 59

mammal

Front 60

whale - fish, bird, mammal or invertebrate

Back 60

mammal

Front 61

whelk - fish, bird, mammal or invertebrate

Back 61

invertebrate

Front 62

wrasse - fish, bird, mammal or invertebrate

Back 62

fish