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प्रश्न
TYRANNOSAURUS
(One of the extinct animals which lived on the Earth about 100,000,000 years ago) Tyrannosaurus was about six meters long and it preyed upon other animals.
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
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उत्तर
No, it is not a relative of Kangaroo as Kangaroo is a mammal and Tyrannosaurus is a reptile.
Characteristics of Tyrannosaurus:
- The body has scales which may be horny
- Lays eggs which have a leathery shell
- One of the dinosaurs which moved on the earth. These ruled the earth. Some were vegetarian, others were non-vegetarian. Archaeopteryx is a link between reptiles and birds. Its fossils have been found, which vanished from the earth due to ice-age.
- Had three-chambered heart as ventricles are partially divided
- Cold-blooded animals.
संबंधित प्रश्न
What is difference between bilateral symmetry and radial symmetry?
Main characteristics of Nematoda:
Give one point of difference between notochord and nerve cord.
Explain general characteristics of phylum Platyhelminthes and Nematoda. Give two examples of each.
What are the group names of the following categories of animals?
Animals with feathers _________
Give any one difference between the following :
Insecta and Arachnida
Write name of any poikilothermic animal.
Choose the correct answer: The animal of phylum protozoa is
Choose the correct answer: Which of the following is not a helminth parasite?
Write short notes on – Binomial Nomenclature.
