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School > Bio20 - Kingdom Animalia *FINAL* > Flashcards

Bio20 - Kingdom Animalia *FINAL* Flashcards

1
Q

What are the three characteristics common to all animals?

A
  • multicellular
  • eukaryotic
  • heterotrophic
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2
Q

What are the 2 phylums and minor phyla used to classify animals?

A

-Phylum Chordata and Arthropoda and Minor Phyla

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3
Q

What are Phylum Chordata?

A

Vertebrates: have a backbone

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4
Q

What are pharyngeal gill slits?

A

gills slits in the throat region

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5
Q

What are notochords?

A

Early form of the spinal chord and backbone in the embryo

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6
Q

What are the 7 classes of Phylum Chordata?

A
  • Mammalia
  • Reptilia
  • Amphibia
  • Aves
  • Osteichthyes
  • Chondrichthyes
  • Agnatha
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7
Q

Define Chordates in Class Mammalia and provide 2 examples.

A
  • body covered with hair or fur
  • mammary glands
  • endothermic

ex. humans, bears

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8
Q

Define endothermic.

A

warm blooded; body maintains a constant temperature.

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9
Q

Define ectothermic.

A

cold blooded

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10
Q

Which two classes of chordates are endothermic?

A

Mammalia and Aves

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11
Q

Define Chordates in Class Reptilia and provide two examples.

A
  • dry skim covered with scales
  • eggs have a leathery shell

ex. alligators, snakes, turtles

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12
Q

Define Chordates in Class Amphibia and provide two examples.

A
  • moist skin
  • water needed to reproduce and hatch SOFT eggs
  • metamorphosis

ex. frogs, newts

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13
Q

Define Chordates in Class Aves and provide 2 examples.

A
  • covered with feathers and has wings
  • eggs are hard, fragile shells

ex. ducks, sparrows, chickens

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14
Q

Define Chordates in Class Osteichthyes and provide 2 examples.

A
  • bony (skeleton) fishes
  • common fishes that we catch and eat

ex. salmon, tuna

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15
Q

Which three classes of chordates are fishes?

A

Osteichthyes, Chondrichthyes, and Agnatha

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16
Q

Define Chordates in Class Chondrichthyes and provide 2 examples.

A
  • cartilaginous fishes

ex. rays, sharks

17
Q

Define Chordates in Class Agnatha and provide 2 examples.

A
  • jawless fishes
  • cartilage skeleton

ex. lampreys, hagfishes

18
Q

What are the 5 classes of Phylum Arthropoda?

A
  • insecta
  • arachnida
  • crustacea
  • chilopoda
  • diplopoda
19
Q

Define Arthropods in Class Insecta and provide 2 examples.

A
  • 3 body sections
  • 3 pairs of legs
  • most numerous

ex. butterfly, mosquito, grasshopper

20
Q

Define Arthropods in Class Arachnida and provide 2 examples.

A
  • two body sections
  • 4 pairs of legs
  • can be poisonous

ex. spiders, ticks, scorpions

21
Q

Define Arthropods in Class Crustacea and provide 2 examples.

A
  • many legs
  • aquatic

ex. crabs, lobsters, shrimp

22
Q

Define Arthropods in Class Chilopoda and provide 2 examples.

A
  • entire body is segmented
  • 1 pair of legs on each segment
  • 1 pair of long antennas
  • poisonous (carnivorous)

ex. centipede

23
Q

Define Arthropods in Class Diplopoda and provide 2 examples.

A
  • entire body is segmented
  • 2 pairs of legs on each segment
  • 1 pair of short antennas
  • not poisonous (herbivore)
24
Q

What characteristics are common to all animals under Phylum Arthropoda?

A
  • jointed legs

- have an exoskeleton

25
Q

Define Minor Phylas in Class Porifera and provide 2 examples.

A
  • two layers of tissue with pores
  • filtre feeders

ex. sponges

26
Q

Define Minor Phylas in Class Coelenterata (Cnidaria) and provide 2 examples.

A
  • tentacles
  • stinging cells called cnidoblast
  • marine

ex. jellyfish, coral

27
Q

Define Minor Phylas in Class Mollusca and provide 2 examples.

A
  • has mantle which produces a shell
  • soft body

ex. octopuses, snail, clam

28
Q

Define Minor Phylas in Class Echinodermata and provide 2 examples.

A
  • rough outer skin
  • marine

ex. starfish, sand dollar

29
Q

Define Minor Phylas in Class Annelida and provide 2 examples.

A
  • many body segments
  • round worms
  • hermaphrodites

ex. leeches, earthworms

30
Q

Define Minor Phylas in Class Platyhelminthes and provide 2 examples.

A
  • flat worms
  • distinct head section

ex. tapeworms, flukes

31
Q

Define Minor Phylas in Class Nematoda and provide 2 examples.

A
  • round with pointed ends
  • many are parasites
  • no segments

ex. pinworm, hookworms

32
Q

Which three Minor Phylas are worms?

A

Annelida, Platyhelminthes, Nematoda

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