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Science 7 > Vertebrate 12/4-12/8 > Flashcards

Vertebrate 12/4-12/8 Flashcards

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Biology 101 flashcards
1
Q

What is a vertebrate?

A

A animal with a backbone

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2
Q

What is a endoskeleton?

A

Endo= inside.
A endoskeleton protects organs, body shape/support, muscle attachment

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3
Q

What is a backbone?

A

A backbone protects spinal cord and provides flexibility

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4
Q

What is a ectotherm?

A

A cold-blooded animal.

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5
Q

What is a endotherm?

A

A warm-blooded animal.

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6
Q

What are some fish characteristics?

A

A fish is a ectotherm, has fins, scales, gills.

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7
Q

What type of fertilization do fish have that?

A

External fertilization

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8
Q

How many chambers do fish hearts have?

A

2 chambers.

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9
Q

What are the Jawless Fish characteristics?

A

No jaws, no scales, cartilage skeleton

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10
Q

What are some examples of Jawless Fish?

A

hagfish, lampreys

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11
Q

What are the Cartilaginous Fish characteristics?

A

jaws, scales, cartilage skeleton, carnivores

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12
Q

What are some examples of Cartilaginous Fish?

A

sharks, rays, skates

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13
Q

What are the Bony Fish characteristics?

A

jaws, scales, cartilage skeleton, carnivores

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14
Q

What are some examples of Bony Fish?

A

trout, tuna, goldfish

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15
Q

What is most of the fish percentage made of?

A

Bony fish are 95% of fish.

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16
Q

What are the Amphibian characteristics? (Juvenile life)

A

Ectotherms, juvenile life: water (gills), movement: fins, 1 loop circulatory system, 2 chamber hearts, herbivores,

17
Q

What are the Amphibian characteristics?

A

Ectotherms, adult life: land (lungs), 2 loop circulatory system, 3 chamber hear, camouflage, carnivore

18
Q

What are some examples of Amphibians?

A

frogs, toads, external fertilization: salamander, internal fertilization, cacelilans

19
Q

Why are Amphibians threatened to extiction?

A

1) habitat destruction
2) pesticides, chemical pollution

20
Q

What are the Reptile Characteristics?

A

ectothermic: cold-blooded, lung, scales (cover skin), 3 chamber heart (except alligators 4 chambers), First true land lifestyle, adaptations to conserve water: skin, amniotic egg

21
Q

What are some examples of Reptiles?

A

snakes, lizards, turtles, alligators,
crocodiles, dinosaurs (extinct)

22
Q

What are the Lizards & Snakes characteristics

A

overlapping scales, shed scaly skin, environment: warm

23
Q

What are the Alligators & Crocodiles characteristics?

A

Largest living reptiles, Nocturnal carnivores, First living “care for young” behavior

24
Q

What are the Turtle characteristics?

A

shell (with ribs & backbone) made of
fused scales, beak, herbivores & carnivores

25
Q

What are the Dinosaurs (extinct Reptiles) characteristics?

A

earliest vertebrates with legs directly
beneath their bodies,Ectotherms or First endotherms, First “care for young” behavior

26
Q

What are the Bird Characteristics?

A

feathers, hollow bones, air sacs, First Major Group w/ 4 chamber heart

27
Q

How do Birds obtain food?

A

Bills – tear, strainer, Crop - internal storage tank, Two part stomach:, Part 1: chemical breakdown, Part 2: gizzard- physical breakdown
with stones (gastroliths)

28
Q

What are the Mammal characteristics?

A

endotherms – warm blooded, 4 chamber heart, fur/hair, breast (mammary glands, milk), “care for young” behavior, lungs with diaphragm, advanced nervous system (complex
brains for problem solving), highly developed senses (large eyes, sonar,
smell sensitivity)

29
Q

What are examples of Mammals?

A

Monotremes, Marsupials, Placental Mammals.

30
Q

What are the Monotreme characteristics?

A

lay eggs (primitive)

31
Q

What are examples of Monotremes?

A

spiny anteater, duck-billed platypus

32
Q

What are the Marsupial characteristics?

A

partly developed young live in
a pouch.

33
Q

What are the examples of Marsupials?

A

koala bear, kangaroo, opossum

34
Q

What are the Placental characteristics?

A

develop inside mothers body; diverse, subdivided based on eating and movement

35
Q

What are the examples of Placental Mammals?

A

carnivores (eat meat), marine (swim), rodents
(gnaw), rabbits/hare (hop), trunk, insect eaters, toothless, hoofed, flying (wing), primates (large brain)

Science 7 (7 decks)

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