Arthropods
What is the outside of an arthropod body called?
Exoskeleton
Do all Crustaceans live in water? yes or no
No - some live on land as well
Are bony fish vertebrates or invertebrates?
vertebrates
A jawless fish has a mouth similar to a...?
suction cup
Name a cartilaginous fish?
sharks, stingrays or skates
What type of bodies do Arthropods have?
Symmetrical
How many body segments does a crustacean have?
2
Are fish warm or cold blooded?
cold
How does a jawless fish eat?
sucks blood and body fluids from another fish
Which cartilaginous fish is an apex predator?
shark
How many types of arthropod subgroups are there?
5 - insects, arachnids, crustaceans, chilopods and diplopods
What do hermit crabs do when they grow too large?
Change shells
Which group of fish make up the largest group of vertebrates in the world? jawless, cartilaginous or bony?
bony
Name two kinds of jawless fish?
lamprey and hagfish
Do any cartilaginous fish eat plankton?
yes - the whale shark, basking shark and manta ray
How many legs do arachnids have?
8
How does a hermit crab stay in its shell?
It uses its soft body to curl around and hold it
Do bony fish have a covering over their gills?
yes - the operculum
Do lampreys have live young or eggs?
eggs
Name the two ways a cartilaginous fish could breathe?
gills and spiracles
How many eyes do most arachnids have?
8 (most have 4 to 6)
How many sets of antennae do crustaceans have?
2
True or false - a shark is a bony fish?
False
What do hagfish do when threatened by a predator?
Secret a mucus like slime
Where are spiracles located on a stingray?
the top of its head so it doesn't suck in sand