WorksheetsReview Marine Midterm
Total questions: 25
Worksheet time: 13mins
Who originally discovered the Americas?
George Washington
The Vikings
Christopher Columbus
Amerigo Vespucci
Where are coral reefs located?
Tropics
Lakes
Polar Climates
Why must algae be near
the surface of the water?
They need to be
in cold water.
They need to live far
from corals.
They need sunlight
to grow.
They need reefs to hide in.
Which of the following is a way
to protect coral reefs?
use poison and explosives
to fish
follow laws and rules to keep
reefs safe
keep them safe from storms
and floods
eat more fish that try to live
in corals
Jellyfish have what type of body structure
Medusa
Polyp
Hydra
Branched
Which examples are cnidarians
jellyfish
sponges
earthworms
starfish
What is an invertebrate?
An animal that has a shell
An animal that lives in the water
An animal with no backbone
An animal that can fly
An echinoderm with five arms arranged around a center point.
sea cucumber
sea star
sand dollar
tube feet
Which part of the Mollusk body is the tissue covering the body and secretes the shell?
Mantle
Trochophore
Visceral Mass
Foot
Which class of Mollusks include clams, oysters, and mussels?
Gastropods
Bivalves
Cephalopods
Which part of the Mollusk body is specialized for burrowing, feeding, and movement?
foot
visceral mass
mantle
Trochophores
Arthropods undergo a process of shedding their exoskeleton in order to grow. This is known as
Chitin
Molting
mimicry
Bioluminescence
An organism that lives attached to a surface or the bottom of the ocean is __________.
Sessile
Motile
plankton
hydrophilic
Which phylum does this crab belong to?
Platyhelminthes
Porifera
Cnidaria
Arthropoda
Which phylum does an octopus belong in?
Porifer
Mollusca
Cnidaria
Arthropoda
What does the word echinoderm mean?
Striped skin
Spiny skin
Spiky skin
Soft skin
Except for the octopus and squid, most mollusks have what?
shell
one arm
8 eyes
feet
The hard outer covering of an arthropod is called a(n)?
Skeleton
Exoskeleton
Skin
roof
The phylum of marine organisms that uses stinging cells for protection and food gathering is
Ctenophora
Cnidaria
Mollusca
Echinodermata
Bioluminescence is used for all the following except
Species recognition
Self defense
Attracting prey
Maintaining body temperature
