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Ninth Grade (Grade 9) Zoology Questions

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Grade 9 Zoology
Which structure is NOT found in all chordates?
  1. hollow nerve cords
  2. pharyngeal pouches
  3. fins
  4. notochords
Grade 9 Zoology
Which adaptation is NOT characteristic of reptiles?
  1. gills
  2. lungs
  3. scaly skin
  4. amniotic egg
Grade 9 Zoology
A cnidarian's inner layer of tissue is specialized for
  1. reproduction.
  2. capturing prey.
  3. digestion.
  4. all of the above.
Grade 9 Zoology
Which reptiles typically have a shell that encases their bodies?
  1. lizards and snakes
  2. crocodilians
  3. turtles and tortoises
  4. endoderms
Grade 9 Zoology
The body of most arthropods is divided into the head, thorax, and
  1. abdomen.
  2. chitin.
  3. jointed legs.
  4. stomach.
Grade 9 Zoology
                is the group of arthropods that lack antennae.
  1. Arachnids
  2. Crustaceans
  3. Insects
  4. Myriapods
Grade 9 Zoology
The body of an annelid has
  1. a backbone.
  2. an external shell.
  3. ring-like segments.
  4. stinging tentacles.
Grade 9 Zoology
Which statement is a primary difference between amphibians and reptiles?
  1. Amphibians can give live birth, while reptiles can only lay eggs.
  2. Amphibians have permeable skin, while reptiles have thick skin.
  3. Amphibians breathe using lungs, while reptiles breathe using gills.
  4. Amphibian eggs can survive out of water, while reptile eggs cannot.
Grade 9 Zoology
Which animal is NOT a Crustacean?
  1. crab
  2. crayfish
  3. lobster
  4. starfish
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