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Animal Kingdom Classification

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Multiple Choice

What is common among snakes, turtles and lizards?
(1) Presence of scales
(2) Presence of lungs
(3) Presence of tough covering over the egg
(4) Presence of a notochord

  1. 1 and 2
  2. 1 and 3
  3. 1, 3 and 4
  4. 1, 2, 3 and 4