Section 2 (Pages 54-93) Flashcards
How does a starfish attack its prey?
It creeps up to it and pulls it’s shell away so, it can eat the soft flesh inside.
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How does a starfish hunt?
It hunts by scent following the chemical trail of its victim is in reach.
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Where dose the common starfish live?
North Atlantic
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when spawning, how many eggs can the female common starfish release?
Up to 2.5 billion eggs
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What do the short white spines on common starfish do?
They act like gills, they adsorb oxygen from the water and releases carbon dioxide.
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What is beneath each arm of a starfish?
Tube feet
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How big can the common starfish get?
They can grow up to 19 3/4 in (50 cm) across.
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How long can the common starfish live.
Up to 10 years
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What is dotted on the surface of the common starfish?
Hundreds of minuscule pinchers that keep it free from dirt and other animals from settling on its skin.
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What is the common starfish’s diet?
Immobile animals and carrion.
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What is at the end of each of the starfish’s arms?
An eyespot that can detect light and shade.
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How many arms does the starfish have?
Five
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What colors can a starfish be?
Orange or shades of purple and brown.
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Can starfish regrow limbs?
Yes, after they are lost any grow as buds and eventually reach full length.
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What is in the central disk of a starfish?
The stomach
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What does Echinoderms mean?
spiny-skinned
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Do Echinoderms have heads?
No they are one of the few species without heads.
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Up to how many arms can a Crown-of- Thorns starfish have.
Up to 21
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Where does the crown- of- thorns starfish live?
Indo-Pacific Region
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What can sea urchins use their spines to do?
Borrow into solid rock.
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What is the approximate number of echinoderm species?
7,000
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Where does the blue starfish live?
Indo-Pacific Region
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How big can a blue starfish get?
11 3/4 inches
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What is the fastest animal in the sea?
Sailfish
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How does a starfish stick on to things.
suction
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What is the biggest creature with no eyes that lives in the sea?
sea apple
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What is named after a feather and is the size of your hand?
Celtic feather star
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What is named after a delicious desert and has a shell of armor.
Biscuit star
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Which sea animals swims side to side?
eels
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What is the biggest filter feeder and lives in the tropical ocean?
Giant manta ray
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How many years ago didthe earliest shark live?
420 million years ago
Which shark is a tool?
Hammerhead
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What has bony spines?
Red lionfish
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What has big eyes and sharp teeth?
Red bellied piranhas
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What is small lives at the bottom of the sea and has huge teeth?
Sloane’s Viperfish
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How do some rays kill their prey?
They can electrocute them
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How long is the smallest shark?
About 7 inches ( 6 3/4 inches exactly)
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How many rows of teeth can a Blue-spotted ribbon ray have?
15-24 rows of teeth
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What is the diet of a Blue-Spotted Ribbon Ray?
Mollusks, crab, worms, and small fish
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What is the fastest fish?
Sailfish
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What are the sensors on a sharks nose called.
ampullae of Lorenzini
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What senses do fish have?
Sight, smell, taste, and their lateral line
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What is the lateral line in fish?
A line that detects pressure changes with sensors.
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What are gills?
Fish breath with gills. Rows of very fine, thin walled tubes filled with blood. Water flowing over gills carries away carbon dioxide replacing it with oxygen absorbed from water.
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What are the key features of fish?
Vertebrates, cold-blooded, breath with gills, live in water, and they have scaly skin.
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What are the three kinds of fish?
Jawless, bony, Cartilaginous
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What were the first animals to bony internal skeleton?
Fish
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A hungry great white shark does what when it raises its head out of the water?
To sniff out prey
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What lives in the Indo Pacific coral reefs and is 90cm?
Blue spotted ray
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Which fish has a cartilage core and has a sharp tip?
Blue spotted ray
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What is this ELEGANT rays name and what is it’s SHOVEL-SHAPED SNOUT used for?
SPOTTED EAGEL RAY
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How many species of the jawless fish kind are there?
40
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How many species of the cartilages fish are there?
1,200
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How many bony fish species are there?
32,000
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Which is the smallest shark?
Deep sea lantern shark
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What kills or wounds their prey by sometimes eletricuding them?
Ray
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Why are some fish like the sailfish, faster than other fish?
Because unlike the salmon tuna fish, some sharks and the super fast sailfish hood their body strait and leave their flank muscles in their fins to push them forward like a torpedo!
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What are the fishes senses?
They have a acute sense of smell in sound waves, have a lateral line that detects pressure, fish eyes are similar to ours but are modified to suit the way of light that passes through the water.
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What is the diet of the sea lamprey?
Fish blood
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Have sea lampreys invaded Americas Great Lakes almost destroying some fish population? True or False?
true
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Instead of a jaw what does the sea lamprey have?
A sucker
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How long does a adult lamprey live for?
20 months
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Is it true that young lampreys are harmless filter feeders?
yes
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We’re do lampreys live?
N. Atlantic, N. America, and Europe.
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How long does a lampreys larva stay buried in the sand?
Up to 17 years!!!
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Do lampreys have scaly skin?
NO, they have smooth skin, unlike BONEY FISH.
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How long is a lamprey?
They can grow up to be around 4ft long!!!!
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Hint: The jawless were the ____to _____. The cartiligonis were mainly___
What is one fact about the Jawless fishes, the Cartilages fishes and the Boney fishes?
The jawless fishes were first to evolve. The Cartilages fishes were manley sharks and rays. And the boney fish are the most common. ( Any book anwser will work)
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You got it Sara!!! WOO!
What kills or wounds their prey by eletricuding them?
Rays
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What is the number of baby sea horses the male can lay?
200
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Is this true, that the male sea horse takes another batch of eggs from the same female right after the last patch?!
YES
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How do sea horses eat their food?
Instead of at smile mouth, they suck small planktonic animals.
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yep
How long are baby sea horses when they are first born?
6mm
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Does the pouch in the father sea horse feed the babies/
yes, it does
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When does the birth happens (sea horse)?
At night, on a full moon. The process takes several hours.
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Where do olms live?
Southern Europe
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How big can a olm get?
11 3/4 inches
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What is an olm?
A kind of salamander that spends its life in the dark. They can’t see, hunt by scent, touch, and sound. Its body has lost almost color apart from the red blood that flows visibly through its feathery gills.
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Where dose the great crested newt live?
Northern Europe
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How big can a great crested newt get?
6 1/4 inches
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What is the diet of a great crested newt?
Small animals
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How long can a great crested newt live?
8 years
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Where dose the reticulated glass frog live?
Central And Southern America
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How big can a reticulated glass frog get?
Up to 1 inch
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Where does the tomato frog live?
Madagascar
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What does the red-bellied piranhas large nostrils do?
They detect the slightest amount of blood in the water?
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How many species of piranhas live in the rivers of South America.
20 species
Are piranhas herbivores or carnivores?
Herbivores
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Why do piranhas swim in schools?
For protections from their enemies?
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What is the diet of a red-bellied piranha?
small animals and plants
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How big can a red-bellied piranha get?
Up to 13 inches
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Where does the sailfish live?
Indo-Pacific Region
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What is the diet of a sailfish?
Fish and squid
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What do gill slits do for a shark?
As the shark swims, oxyenied water if forced into it’d mouth over its gills, and out it’s through these slits.
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What is ampullae of Lorenzini?
It allows a shark to pinpoint its prey in the dark.
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