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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
How are the criteria for deciding divisions in plants different from the criteria for deciding the subgroups among animals?
Write down four characteristics of Ctenophora and give two examples.
Write down four characters of mammals. Give two examples.
How do animals of Porifera differ from animals of Cnidaria?
Write down four general characters of cnidarians (coelenterates). Give two examples.
What are the group names of the following categories of animals?
Animals with a backbone _____________
Give the name of two animals that belong to phylum echinodermata.
Give two examples of each of the following: Platyhelminthes
Write the binomial name of
- Human being
- Paddy
Write short notes on – Binomial Nomenclature.
