Section 1 (Pages 14-53) Flashcards
What is the definition of invertebrate
It has to do with bones
A boneless animal/Living thing
No internal jointed skeleton
What is the most successful group of invertebrates
Insects
Bilateral symmetry
Right and left sides are mirrors of each other
Type of symmetry sponges have
No symmetry
Type of symmetry sea stars have
Radial symmetry
The majority of invertebrates have these 3 things in their body plan
a head (with a brain & sensory organs)
A body with legs
A tail end
Insects, Crustaceans, Myriapods and Arachnids belong to this invertebrate phylum
Arthropods
What percentage of all animals on earth are invertebrates
97%
How do sponges gather food?
By filtering water
A segmented worm is also known as an
Annelid
or Segmented Worm
What phyla of invertebrates has “spiny skin”
Echinoderms
Sea urchins, starfish, and sea cucumbers belong to this phyla
Echinoderms
Which ocean drifters draw prey into their transparent bodies?
Comb jellies
These animals have stinging cells
Cnidarians
Sea anemones, coral, and jellyfish belong to this phyla
Cnidaria
The fish that can resist a Jellyfish
The pacific butterfish
Thin, flexible skin between arthropod segments allows
movement
The thing that squeezes the Jellyfish’s body to push it through the water
Muscle fibers
The Pacific sea nettle lives by ______
Snatching small animals in the ocean
The Jellyfish has two purposes for its mouth to eat and to ___
Expose waste
An adult Jellyfish produces a small larvae called___
Planulae
These grow into ____ Shapes
Flower
The ___ arms gather prey for the Jellyfish
Oral
The sea nettle grows up to ____ inches
30
Sea nettles cannot ____ images, but it can ___ light and dark
see, sense
They do this using their ______
Organs
How do soft-bodied invertebrates maintain their shape?
Muscles and body fluids
Exoskeletons provide ________________ and _________________ in Arthropods
Support, protection
Shells prevent snails from losing
Moisture
Hard exoskeletons stop growth, so animals must occasionally do this to continue growing
Shed their exoskeleton
In which environment do invertebrates wait for food to come to them?
Marine (Ocean) Environment
In which environment do invertebrates have to search for things to eat?
Land
Where do blue mussels live
Coastal seas in colonies on rocks
Mussels gather food by
filtering water through their bodies to collect food particles
Sea anemones catch small animals with
tentacles
The sea fan is made of tiny feeding _________________ that all share the same ____________________
Polyps, skeleton
Arachnid & Comb Jellies are both examples of
Invertebrates
What Comb Jelly is up to 30 inches and lives in the north pacific ocean?
Pacific Sea Needle
I am an atlantic anemone, I’m often seen in coastal tide pools & have pink & green Tentacles
due to microscopic algae, what am I?
Snakelocks Anemone
What are 3 examples of Invertebrates?
Aracnids,
The Common lobster has a _____ which it uses to paddle
Tail Fin
The common lobster’s feet are used to help with _____
Feeding
Most of the lobster’s _____ is supported by the water
weight
The _____ are the thickest part of the lobster’s body
Claws
The rear part of the _____________ is _______ to allow the muscular tail to move
Exoskeleton, Jointed
A pair of long _______ helps the lobster feel its way in the dark
Antennae
Each ___ is made up of hundreds of different tiny mirrors
eye
If a lobster loses a ____, a ___, or an _______, then it can grow another one
Claw, Leg, Antenna
The massively armored lobster lurks in ________ on the Rocky ______
Crevices, Seabed
The head and front part of the body are protected by a solid section called the _______
Carapace
Water fleas are very important ____ to fish
Food
Each water flea’s body is enclosed by a Protective______
Carapace
This makes the water flea look ___________
Transparent
The water flea is about ___ an inch
1/4
Tiny water fleas swarm in _____ and _______
Ponds and streams
Acorn barnacles can get confused with a _______
Mollusk
These barnacles are relatives of ______
Shrimp
The ______ shell gives this barnacle protection
Chalky
The acorn Barnacles grow up to ___ cm
2.2
when they mature, they settle on _____
Rocks
Fish Lice are _________
Parasites
This one uses its 2 _______ ____ to cling to a fish
suction cups
Piercing the scaly skin with its sharp __________
Mouthparts
It can also ____ if it needs to find a new victim.
swim
The Fish Lice can grow up to _ MM or __ an inch
7, 1/4
Billions of tiny ________ live in the ocean
Copepods
Where they feed on microscopic ________ ______
Drifting algae
This species builds up thick reserves of___
Fat
The copepod is a vital _____ _____ in the arctic
Food source
The copepod grows up to ___ an inch or ___ MM
1/4, 5.2
Mantis shrimps are formidable _________
Predators
Some have ______ that are sharp barbed tips for ______
claws, Spearing
This one has club-like claws that it uses for ___________ its prey
Punching
The _______ _____ are adapted for targeting prey
Stalked eyes
It can grow up to _ In or __ CM
7, 18
The woodlouse is also called a ____ ___
Pill Bug
It is one of the few ____________ that live on the ____
Crustaceans, Land
Its segmented armor helps retain __________________
Vital Body Moisture
But despite this, it cannot live in very ____ places
Dry
It eats _______ Plant material
Decaying
The deep sea amphipods are relatives of ______
Shrimp
Found in all _____ and ____________
Seas, fresh water
It scavenges the remains of ____ ________ that have settled on the ocean floor
Dead Animals
It grows up to _ inches or __ Centimeters
6, 15
The deep sea Amphipod lives in the deep seas of the _________ ocean
Southern
Shrimplike ______ Live in Vast swarms
Krill
Drifting with the ocean currents and feeding on Microscopic ________
Plankton
The Atlantic krill is the most ___________ Species.
Abundant
It is the main food for the ________ ________
Antarctic penguins
It can grow up to ____ Inches
2 1/4
The Banded coral shrimp feeds by
Picking parasites and flakes of dead skin of fish
The fish could easily ____ the shrimp.
Eat
But they _____ its ______ to do any harm
Value, Services
It lives around the _____________ region
Indo-pacific
t can grow up to
2 1/4 an inch
The signal crayfish lives in _____ and ______
Rivers and lakes
Where it eats any _______ and ________ it can find
Animal and Plant material
It is Native to _____ __________
North America
It was introduced to Europe, where it is now considered a _____
Pest
It can grow up to ____ inches
7
I’m an atlantic anemone that is often seen in coastal tide pools & I have green and pink tentacles due to the microscopic algae, what am I?
Snakelock Anemone
What are 3 examples of invertebrate?
Arthropod,Arachnid,Echinoderm
This comb jelly is one of the most dangerous sea creatures? What is it?
The box Jelly fish
The giant squid is up to _______, ft and lives in the______.
40 1/4 ft & Twilight Zone
This invertebrate is located in the East Atlantic, what is it?
Common Lobster
This invertebrate lives in N. Africa to the N. W. India. It eats leaves, seed, fruit, and bark.
Desert Locust
The Wood Louse or Pill Bug is one of the few crustations that can live on _____ & is also up to ___in.
Land & 3/4.
I am a small arachnid that loves to prey on small animals. I use my spider silk to line my burrows and mat where I lay my eggs. What am I?
A mexican red knee tarantula
Crabs shrimps and lobsters are all examples of what type of invertebrate?
Crustacean
When the emperor scorpion gives birth to young she lets them hitch a ride where?
her abdomin
A vampires squid body is cover in what?
Light producing organs
Why is a vampire squid called it’s name?
Due to its blood red coloring
What is a vampire squids diet?
Edible debri and other small invertebrate
What type of mollusk is a giant squid?
Cephalopod
T or F? A giant squid is rarely seen dead,
False
The giant squid has the largest body and what other body part?
eyes
T or F? The giant squid’s eyes are bigger than soccer balls?
True
What is the greater blue ringed octopuses diet?
Crabs, fish & other small prey
What is the size of the greater blue ringed octopus?
4 inches
The greater blue ringed octopus uses its extremely venomous bite to do what?
Immobilize its prey
T or F? The greater blue ringed octopus has neurotoxins.
True
What is a chambered nautilus remembered by?
its coiled multi-chambered shell
Where does the chambered nautilus live?
Mild Waters
How does a chambered nautilus regulate its buoyancy?
Adjusting the amount of gas in its shell
How many tentacles does a chambered nautilus have?
90
T or F? The Chambered Nautilus has eyes with lenses?
False
Where does a common cuttlefish usually hunt?
Shallow Sea Beds
The common cuttlefish is covered in what?
Nerve controlled color cells
How does the common cuttlefish hunt?
By seizing prey with its two extending tentacles
What does a common cuttlefish use its color changing ability for?
Changing its pattern to express its mood, hide, or startle predators
What does the Common Cuttlefish and the opalescent Inshore squid have in common?
Feeding technique and color changing ability.
What is the opalescent inshore squid adapted for?
Speed
How does the opalescent inshore squid shoot through the water?
Jet propulsion
