Advertisements
Advertisements
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
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.
APPEARS IN
संबंधित प्रश्न
How do annelid animals differ from arthropods?
Name the phylum in which ambulacral system is present. What is its function?
Write down four characters of Osteichtyes and give two examples.
Write down four general characters of Porifera. Give two examples.
Name three animals (belonging to different classes) which breathe by means of lungs but have no external ears (pinnae).
Write down a flow chart showing subdivisions of kingdom Animalia.
Write two main characters of the following animal and name the phylum it belongs to: Whale
Write the name of a mammal who lives in water.
Give two examples of each of the following: Nemathelminthes
Choose the correct answer: 'Systema naturae' has been written by
