end of year test...HUGE
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| conjugation | when a cell transfers its genetic material to another cell without cell division, still changing the cells DNA
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| binary fission | a type of asexual production when one parent cell breaks into two daughter cells
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| endoskeleton | an internal supporting skeleton found inside vertebrates
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| exoskeleton | a hard enternal skeleton found on the bodies of invertebrates
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| arachnids | they have a hard exoskeleton and jointed appendages for movement examples: spiders ticks and mites
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| crustaceans | they mostly live in water. the have a hard external shell which protects them. example: crad lobster barnicle
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| insects | invertebrate that has an exoskeleton that covers their whole body. example: butterfly bee ant
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| arthropods | invertebrate the are seperated into three different groups: insects crustaceans arachnids. they have limbs of joints that allow them to move
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| mollusk | they have a protecting hard shell and use their "foot" to move. they are invertebrates. example: snail slug oyster clam squid octopus
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| heterotrophan | animal who cannot make their own food example: Human
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| autotroph | an animal who can make their own food example: Plant
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| worms | invrtebrate whose bodies are divided into segments. example: earthworm round worm flatworm
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| echinoderm | invertebrate that central part contains their organs and mouth for feeding example: sea star sea urchin sand dollar sea cucumber
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| vertebrate | animal with a back bone or spinal colmn
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| invertebrate | an animal without a back bone or spinal colmn
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| birds | vertabrate that can fly. they have large chest muscles hollow bones feathers. they are warm blooded xample: eagle
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| fish | vertebrate that spends their life in water. they are cold blooded and have a swim bladder. three groups bony jawless and cartaligous. Example: Shark
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| amphibains | vertebrates that spend the begining of their llife in water, and then later on land. cold blooded. example: toad frog
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| ectothermic | when animals have a variable body temperature that regulates by their external enviroment
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| reptiles | cold blooded vertebrate that breath with lungs and have scale covered skin. they lay eggs example: turtle snake lizard crocidile
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| endothermic | animals who have a constant warm body temperature thats internally regulated. another name is warm blooded
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| marsupials | mammals who are born young and under developed. they use pouches to raise their young. example: kangeroo
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| monotremes | mammal that lays eggs example: platapus
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| mammary gland | female organs that produce milk for their young
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| mammal | vertebrate that has fur. females have mammary glands while pregnant.
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Created by:
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