Acorn worm belongs to which of the following group? a. Pterobranchia b. Enteropneusta c. Ectoprocta d. Brachiopoda
Octacnemus is a member of the class _____. a. Ascidiacea b. Appendicularia c. Sorberacea d. Thaliacea
Which one of the following is incorrect in the case of chordate tails? a. Postanal b. Supported by vertebrae c. Supported by notochord d. All are incorrect
Which one of the following is the largest class of the Urochordata? a. Ascidiacea b. Appendicularia c. Sorberacea d. Thaliacea
Hagfishes belong to _. a. Gnathostomes b. Ostracoderms c. Myxini d. Cephalaspidomorphi
Rat fish belongs to ___which one of the following? a. Elasmobranchii b. Holocephali c. Sarcopterygii d. Actinopterygii
Fish gills receive blood from a. Bulbous arteriosus b. Conous arteriosus c. Dorsal aorta d. Ventral aorta
Mixing of oxygenated and deoxygenated blood occurs in the ventricle of __. a. Bony Fish b. Cartilaginous fish c. Crocodilian d. None of the above
Which one structure is not formed from pneumatic sacs? a. Lungs b. Swim bladder c. Both d. None
Which one of the following is an endotherm? a. Crocodilian b. Anurans c. Rhynchocephalian d. None
Which one fin is unpaired? a. Anal b. Pelvic c. Pectoral d. All are paired
Which one is not lungfish? a. Squalus b. Lepidosiren c. Neoceratodus d. Protopterus
Maintain water flow by continuous swimming is a process called as _______. a. Active inspiration b. Positive inspiration c. Negative inhalation d. Ram ventilation
Clasper is modified _. a. Pectoral fin b. Pelvic fin c. Anal fin d. Caudal fin
Which one is the generic name of tree frog? a. Hyla b. Bufo c. Ichthophis d. Cyclorana
Which one of the following is not a crocodilian? a. Caimans b. Gavials c. Alligators d. All belong Crocodilia
Which one is not lizard (suborder Sauria) a. Geckos b. Draco c. Worm lizard d. All are saurian
Which one is incorrect in the case of Aves? a. Loss of one ovary b. Loss of urinary bladder c. Loss of one kidney d. All are correct
The order of loons is __. a. Gaviiformes b. Galliformes c. Piciformes d. Piciformes
Woodpeckers belong to _. a. Strigiformes b. Columbiformes c. Anseriformes d. Pelecaniformes
Which one is a pin feather? a. Down feather b. Contour feather c. Filoplume d. None any feather
Which part of the female reproductive system is called __? a. Ovary b. Uterus c. Oviduct d. Ostium
All members are extinct now? a. Ornithodelphia b. Metanephridia c. Eutherian d. None
Which one is not developed from the epidermis? a. Sebaceous glands b. Sudoriferous glands c. Apocrine cells d. All develop from the epidermis
The order of pika is? a. Edentata b. Sirenia c. Chiroptera d. Lagomorpha
