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Twelfth Grade (Grade 12) Zoology Questions

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Grade 12 Zoology
Which characteristics apply to arthropods?
  1. jointed legs, chitin exoskeleton
  2. mushy body, spiny skin
  3. segmented body
  4. produce milk, have hair
Grade 12 Zoology
Which characteristics apply to echinoderms?
  1. spiny skin and a backbone
  2. spiny skin and no backbone
  3. mushy body, free floating
  4. segmented bodies, free floating
Grade 12 Zoology
What does "Porifera" mean?
  1. organisms with endoskeletons
  2. shell-bearing animals
  3. pore-bearing animals
  4. organisms with a definite form
Grade 12 Zoology
Grade 12 Zoology
What is an example of a pollinator?
  1. spider
  2. bee
  3. butterfly
  4. both b and c
Grade 12 Zoology
Grade 12 Zoology
Which is an example of a macrofauna?
  1. marine amoeba
  2. pathogenic viroid
  3. crab megalope
  4. saltwater paramecium
Grade 12 Zoology
Grade 12 Zoology
What is the largest animal ever to inhabit planet Earth?
  1. T-rex
  2. great white shark
  3. blue whale
  4. African elephant
Grade 12 Zoology
Which chordate must return to the water to reproduce?
  1. reptiles
  2. amphibians
  3. chondrichthyes
  4. aves
Grade 12 Zoology
Which bone is not a part of the axial endoskeleton?
  1. vertebrate
  2. skull
  3. tail
  4. column and ribs
Grade 12 Zoology
Plankton that are temporarily plankton, like fish, are known as
  1. holoplankton.
  2. cytoplankton.
  3. meroplankton.
  4. byplankton.
Grade 12 Zoology
Why are horseshoe crabs known as living fossils?
  1. They look old.
  2. They are actually dinosaurs.
  3. They have shells.
  4. They lived during the dinosaur days.
Grade 12 Zoology
Plankton that are plankton for their entire life cycle are
  1. meroplankton.
  2. holoplankton.
  3. paloplankton.
  4. cytoplankton.
Grade 12 Zoology
Which animal is a member of subphylum Urochordata?
  1. alligator
  2. giraffe
  3. sea squirt
  4. shark
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