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Earn 100
Bony fishes are
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Important Questions on Animal Diversity - II (Chordata Phylum)
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Mammals evolved from therapsid reptiles in Triassic period. The type of skull in these reptiles is
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Identify the correct sequence of classification of the following:
(I) Eutheria
(II) Mammalia
(III) Leporidae
(IV) Lagomorpha
(V) Oryctolagus
The correct sequence is :
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Which of the following vertebrates show the formation of middle ear (Eustachian recess) for the first time?
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In poultry birds, nasal and eye discharges with foul smell, acute respiratory problem and inflamed and swollen eyes are the symptoms of
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Match the following :
| Set-I | Set-II | ||
| a | Ductus botalli | 1 | Oikopleura |
| b | Ductus carotians | 2 | Lepidosiren |
| c | Neoteny | 3 | Lamprey |
| d | Anadromous | 4 | Lacertilia |
| e | Amazon | 5 | Uraeotyphlus |
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A snake is identified to be having large hexagonal vertebra Is and the dorsal surface bluish with narrow white streaks, it is :
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Identify the correct pair of birds with a raft-like keel and lacking preen gland and syrinx :
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Identify the correct chronological sequence periods of Mesozoic era :
