CBSE Class 9 Answered
Name the five classes of vertebrates. Compare any two on the basis of their :
(i)Habitat(ii)Covering of skin
(iii) Respiratory organs(iv)Chambers of heart(v)Reproduction
Asked by Topperlearning User | 17 Jun, 2016, 06:12: AM
Expert Answer
Five classes of vertebrates are:
Pisces, Amphibia, Reptilia, Aves, Mammalia
Pisces |
Amphibia |
Reptilia |
Aves |
Mammalia |
|
Habitat |
Aquatic |
Both aquatic and terrestrial |
Both aquatic and terrestrial |
Terrestrial and aerial |
Mainly terrestrial |
Skin cover |
Scales |
Mucus gland in skin |
Scales |
Feathers |
Hair |
Respiratory organs |
Gills |
Gills and Lungs |
Lungs |
Lungs |
Lungs |
Chambers of heart |
2 |
3 |
3 |
4 |
4 |
Reproduction |
Lay eggs in water |
Lay eggs in water |
Lay eggs |
Lay eggs |
Give birth to young ones. |
Answered by | 17 Jun, 2016, 08:12: AM
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