
Basic Science : Reptilia Creeping Vertebrates QUESTIONS AND ANSWERS :: part14 : 21 to 25
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
21.Biggest living creatures belong to |
Mammals |
Birds |
Reptiles |
Echinoderms |
22.An exclusive mammalian trait is |
Diaphragm |
4-chambered heart |
Thecondont dentition |
Vivipary |
23.Heart of mammal is |
Two chambered |
Three chambered |
Four chambered |
One chambered |
24.Ornithorhyncus is a |
Duck |
Dinosaur |
Monotreme mammal |
A fossil bird |
25.In most mammals testes are located in scrotal sacs for |
More space to visceral organs |
Sex differentiation |
Independent functioning of kidney |
Sperm development |
More Reptilia Creeping Vertebrates QUESTIONS AND ANSWERS available in next pages
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