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Bio Notes > A Frogs Life > Flashcards

A Frogs Life Flashcards

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Biology 101 flashcards
1
Q

An ectothermic vertebrate that spends part of its life in the water and part on land

A
  • Amphibians
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2
Q

Approximately how many years ago did amphibians appear?

A
  • 360 years
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3
Q

Classifications: (4)

A
  • Kingdom: Animalia
  • Phylum: Chordata
  • Class: Amphibia
  • Order: Anura (frog + toad)
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4
Q

What do family, genus, and species depend on?

A
  • Specific frog/toad type
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5
Q

What are the support and movement mechanisms of the frog? (3)

A
  • Strong muscles and bones
  • 2 pairs of legs; same webbed toes
  • Short vertebratal column
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6
Q

How many free vertebrate are there?

A
  • 10
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7
Q

How many eye lid membranes are there?

A
  • 3
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8
Q

What are the different eyelid membranes?

A
  • 1 transparent: protection under water

- 2: vary from translucent to opaque

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9
Q

What are the ways of gas exchange? (2)

A
  • Land need lungs; gills don’t work

- Skin is used

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10
Q

What are the protection mechanisms? (2)

A
  • Camouflage

- Poison

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11
Q

What is used for poison storage?

A
  • Paratoid gland
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12
Q

What are most frogs?

A
  • Nocturnal
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13
Q

What is the mechanism for circulation?

A
  • 3 chambered heart
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14
Q

What is required for reproduction?

A
  • They just be in water
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15
Q

Where do many frogs return to for reproduction?

A
  • Their birth place
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16
Q

How does mating occur?

A
  • Males croak to attract a mate (some satellite males/no call)
17
Q

What do they undergo for reproduction?

A
  • Amplexus
18
Q

What is the life cycle of the frog? (5)

A
  • Egg; Tadpoles (polliwag); Tadpoles with legs; Froglet (2-4 months old); Adult
19
Q

How do frogs eat? (2)

A
  • Use tongue to catch prey

- Use teeth to hold prey

20
Q

What consists of a frogs diet? (3)

A
  • Insects
  • Small fish
  • Worms
21
Q

What is the digestion process? (6)

A
  • Mouth; esophagus; stomach; small intestine; large intestine; cloaca
22
Q

What are other characteristics of amphibians? (2)

A
  • Some hibernate in soil or mud

- 1st to have true tongues

23
Q

What are the frogs enemies? (4)

A
  • Ducks
  • Hedgehogs
  • Rats
  • Foxes

Bio Notes (1 decks)

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