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IMPACT 3 UNIT 5 READING

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  • Bats developed the ability to fly by:
    evolving wings that could flap and power flight
    having beaks instead of teeth
    being as heavy as Quetzalcoatlus
  • How heavy was Quetzalcoatlus according to the text?
    200 kg (440 lbs)
  • Which sentence is true about pterosaurs in the text?
    They were dinosaurs.
    They had feathers like birds.
    They could soar high using the wind.
  • Why are bats unique among mammals?
    Bats are the only mammals that have evolved to fly.
  • Later birds improved flight by developing:
    heavier bones
    beaks and lighter bones
    claws
  • How did early insects use their wings at first?
    They used wings to jump and then glide or sail through the air.
  • Bats are the only mammals that have evolved to fly. (TRUE or FALSE)
    TRUE
  • According to the text, insects first developed wings about:
    55 million years ago
    150 million years ago
    350 million years ago
  • Archaeopteryx shared features with reptiles. (TRUE or FALSE)
    TRUE
  • Where did the ancestors of bats probably live?
    In trees.
  • Birds first appeared 229 million years ago. (TRUE or FALSE)
    FALSE. Correction: Archaeopteryx lived about 150 million years ago (not 229 million).
  • Archaeopteryx is important because:
    it was the first mammal to fly
    it lived 55 million years ago
    it had feathers and some reptile features
  • Insects were the first animals to develop wings. (TRUE or FALSE)
    TRUE
  • Name one reptile-like feature of Archaeopteryx
    It had teeth / fingers with sharp claws / a tail with bones (any one is fine).
  • Pterosaurs could not fly at all — they only walked. (TRUE or FALSE)
    FALSE. Correction: Pterosaurs could glide and flap their wings; they could even soar high in the sky.
  • The Quetzalcoatlus was:
    a kind of bat
    the largest flying animal at its time
    a small bird
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