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WorksheetsAquatic animals-structures/functions
Total questions: 16
Worksheet time: 8mins
Corals are plants
True
False
Corals are plants and animals
The green sea turtle has what structure that helps it swim through the water?
eyes
shell or carapace
big flippers
good sense of hearing
Penguins and seals are able to withstand very cold temperatures. What structure helps them do this?
flat tail
streamlined shape
flippers
lots of blubber
One way aquatic animals are able to hold their breath for long periods is the ability to _________ their heartbeat
lower
increase
hide
stop
All sea stars have 5 arms
true
false
There are over ___________different species of sea stars
100
500
1000
2000
Sea stars can regenerate an arm if it is broken off or damaged.
true
false
Animals who use camouflage are trying not to be seen by only their predator
True, they want to hide from predators only
False, they want to hide in order to catch prey OR hide from a predator.
True, they are terrified of being eaten or seen
False, they could care less who sees them
The octopus is a vertebrate organism
True, it has a backbone
False, it has no backbone
The arms of an octopus can have over _______ suckers on it!
240
140
40
4000
The octopus is so smart because it is/ has
a big brain
great problem-solving skills
a memory for how to do things
all of the above plus the ability to use toys and tools
The sea anemone is related to:
A shark
Coral and octopus
Jellyfish and coral
crabs and sea stars
The structure of the sea anemone that allows the organism to stun, grab, and eat prey is....
The mouth
The attaching to a rock or hard surface
The stinger feet
The tentacles
Why don't the clown fish get hurt by the sea anemone?
The clown fish hurt the sea anemone so it doesn't get hurt itself
Clown fish mean no harm and the anemone know that
The clown fish have a mucus coating so they don't feel the stinging
It's impossible to tell
What does the fiddler crab have to attract the female fiddler crab?
A colorful shell
They stand very tall
A big claw
Two big claws
You have ___________ teeth than a shark because
more......you need them throughout your lifetime
less.....because you don't lose teeth easily when you bite into foods the way sharks do.
more.... because sharks don't have strong molars like you
less....because your teeth are made of metal and concrete
