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Biology Grade 10 Semester 2 Exam > The Eight Phylums > Flashcards

The Eight Phylums Flashcards

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1
Q

What are the eight phylums? (Just a general idea)

A

Porifera, Chordata, Nematoda, Annelida, Arthropoda, Cnidaria, Mollusca and Platyhelminthes

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2
Q

Three characteristics of ‘Phyla Chordata’

A
  • Fish, amphibians, birds, mammals and reptiles
  • Have a backbone (vertebrates)
  • Can be divided into 7 classes
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3
Q

Three characteristics of ‘Phyla Porifera’

A
  • Have pores
  • Multicellular
  • Reproduce sexually and asexually
  • All sessile
  • No define symmetry
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4
Q

Three characteristics of ‘Phyla Nematoda’

A
  • Body is not segmented
  • Body appears smooth
  • Many are parasites
  • Have a complete digestive tract
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5
Q

Three characteristics of ‘Phyla Annelida’

A
  • Earthworms, sandworms and leeches
  • Bodies that are segmented
  • Have a circulatory system
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6
Q

Three characteristics of ‘Phyla Arthropoda’

A
  • Crabs, spiders, insects, crayfish and lobsters
  • Jointed legs, more than 1 body segment
    -Have an exoskeleton
  • Well-developed sense organs
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7
Q

Three characteristics of ‘Phyla Cnidaria’

A
  • Jellyfish, corals, sea anemone
  • Hollow bodied
  • Uses sting cells to paralyze prey
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8
Q

Three characteristics of ‘Phyla Platyhelminthes’

A
  • Bilateral symmetry
  • Flatworms
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9
Q

Three characteristics of ‘Phyla Echinodermata’

A
  • Sand dollars, sea urchins and star fish
  • Prickly skin
  • Radial symmetry
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10
Q

Characteristics of ‘Class Aves’
Provide Examples

A
  • Birds
  • Have feathers and wings
  • Lay eggs with hard shells
  • Breathe with lungs
  • Endothermic
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11
Q

Characteristics of ‘Class Mammalia’
Provide Examples

A
  • All mammals, example: humans, seals, lions, dolphins, elephants, monkeys…
  • Have body hair or fur
  • Have glands that produce milk
  • Endothermic
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12
Q

Characteristics of ‘Class Reptilia’
Provide Examples

A
  • Snakes, lizards, turtles, crocodiles, and iguanas
  • Have dry, scaly skin
  • Egg laying
  • Breathe with lungs
  • Exothermic
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13
Q

Characteristics of ‘Class Amphibia’
Provide Examples

A
  • Frogs, toads and salamanders
  • Semi-aquatic mammals with moist skin
  • Must return to the water to breed
  • Exothermic
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14
Q

Characteristics of ‘Class Osteichthyes’
Provide Examples

A
  • Fishes whose skeletons are made of bone
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15
Q

Characteristics of ‘Class Chondrichthyes’
Provide Examples

A
  • Sharks, rays and skates
  • Skeletons are made of cartilage
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16
Q

Three Characteristics of ‘Phylum Mollusca’

A
  • Clams, squid, octopi and snail
  • Most have a hard shell covering soft body
  • Most have a muscular foot
  • Breathe through gills
17
Q

What are the 6 classes of ‘Phyla Chordata’

A

Chondrichthyes, Osteichthyes, Amphibia, Mammalia, Aves and Reptilia

Biology Grade 10 Semester 2 Exam (7 decks)

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