Cnidarian Quiz 5/14/18

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how long is praya?

120 feet

How many sets of muscles do cnidarians need in order to bend in any direction?

2 sets

What was one of the first animals to be able to move?

Cnodarians

What are the two body forms?

Medusa Polyp

Cnidarians were originally classified as what?

Plants

Which body form came first?

Polyp

Is a coral reef made up of an animal or plants?

animals

What is the kingdom?

animilia

This is longer than what other animal?

blue whale

What is the phylum?

cnidaria (stinging cells)

How does the cnidarian get away from the sea star?

detaches from rock and waddles away?

Who was the first to solve the mystery cnidarians were animals or plants?

early biologists

What is the domain?

eukaria

How long can anenome battles last?

hours - days

What are the 4 classes?

hydrazoa anthozoa syphozoa cubozoa

After millions of years, what type of animals did cnidarians start to become?

jellyfish

what are the dominant animals in the deep sea?

jellyfish

Which of the body forms is dominant?

medusa

what 2 structures did cnidarians develops over 500 million years ago to help them digest food?

mouth and stomach

Whats inside the capsules on the tentacle of an anemone?

nematesis (stinging cells)

in addition to muscles, what else do cnidarians have that allow them to move?

nerves

what is the immature stage of a jellyfish called?

polyp form

What is the symmetry?

radical

In addition to catching pray, what are these weapons used for?

self defense and protection

What did this man observe that convinced him they were animals?

sponges

a long time ago, only one type of animal existed, what was it?

sponges


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