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ICSE Class 9 Biology Question 11 of 12

Five Kingdom Classification — Question 4

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Question 4

TYRANNOSAURUS (One of the extinct animals which lived on the Earth about 100,000,000 years ago) Tyrannosaurus was about six metres long and it preyed upon other animals.

Tyrannosaurus was about six metres long and it preyed upon other animals. What do you think about its classification. Can you call it a relative of Kangaroo? Five Kingdom Classification, Concise Biology Solutions ICSE Class 9.

What do you think about its classification — was it an amphibian, a reptile or a mammal? Can you call it a relative of Kangaroo? Yes/No. Give reason

Answer

Tyrannosaurus are reptile.

Tyrannosaurus is not a relative of Kangaroo as Kangaroo is a mammal and Tyrannosaurus is a reptile.

Characteristics of Tyrannosaurus:

  1. Body had scales which can be horny.
  2. Lays eggs that have a leathery shell.
  3. Had three-chambered heart as ventricles are partially divided.
  4. Cold-blooded animals.