The complete digestive tract (mouth to anus) first appeared in
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The air bladder (swim bladder) which provides buoyancy is present inउत्प्लावकता (Buoyancy) प्रदान करने वाला वायु आशय (Air bladder) किसमें उपस्थित होता है?
Bony fishes (Osteichthyes)
अस्थिल मछलियों (Bony fishes) में
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Which phylum forms the connecting link between non-chordates and chordates?
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In chick embryology, the structure that establishes the anterior-posterior axis is the
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A four-chambered heart with double circulation is found in
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Earthworms and leeches belong to which phylum?
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Eggs with very little or no yolk (e.g., Mammals) are called
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Animals that excrete primarily ammonia are called
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Parthenogenesis is a form of reproduction where
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This question belongs to the set "Top 100 Zoology Questions: Animal Kingdom and Developmental Biology". Click below to read detailed notes and attempt the full quiz.
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