MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is not a character of Chordata [MH CET 2002] |
| A. | Dorsal tubular nerve cord |
| B. | Pharyngeal gill slits |
| C. | Presence of notochord |
| D. | Presence of spinal cord |
| Answer» E. | |
| 2. |
In which of the following the notochord is present in embryonic stage [CBSE PMT 2002] |
| A. | Vertebrates |
| B. | Some chordates |
| C. | All chordates |
| D. | Non-chordates |
| Answer» D. Non-chordates | |
| 3. |
The correct classification of Balanoglossus is [RPMT 2001] |
| A. | Chordata Vertebrata Enteropneusta |
| B. | Chordata Vertebrata Pterobranchia |
| C. | Chordata Hemichordata Pterobranchia |
| D. | Chordata Hemichordata Enteropneusta |
| Answer» E. | |
| 4. |
In which of the following notochord is absent [RPMT 2001] |
| A. | Adult Herdmania and Balanoglossus |
| B. | Adult Herdmania and adult Branchiostoma |
| C. | Larva of Herdmania and Branchiostoma |
| D. | Larva of Herdmania and Balanoglossus |
| Answer» B. Adult Herdmania and adult Branchiostoma | |
| 5. |
In Urochordata notochord is found in [RPMT 2001] |
| A. | Head of adult |
| B. | Tail of adult |
| C. | Tail of larva |
| D. | Test of adult |
| Answer» D. Test of adult | |
| 6. |
Which of the following are Anamniotes [RPMT 2001] |
| A. | Chondrichthyes, Osteichthyes, Amphibia |
| B. | Reptilia, Aves, Amphibia |
| C. | Amphibia, Aves, Mammals |
| D. | Reptilia, Mammals, Aves |
| Answer» B. Reptilia, Aves, Amphibia | |
| 7. |
Homeothermic animals is [MH CET 2000] |
| A. | Toad |
| B. | Lizard |
| C. | Rabbit |
| D. | Frog |
| Answer» D. Frog | |
| 8. |
Which of the following animals is not a vertebrate [CPMT 1990] |
| A. | Oryctolagus |
| B. | Eurotyphlis |
| C. | Sparrow |
| D. | Amphioxus |
| Answer» E. | |
| 9. |
Birds and mammals have [MH CET 2000] |
| A. | Three chambered heart |
| B. | Four chambered heart |
| C. | Six chambered heart |
| D. | None of the above |
| Answer» C. Six chambered heart | |
| 10. |
Ancestors of cyclostomes are [BHU 1993] |
| A. | Myxinoides |
| B. | Arthropods |
| C. | Ostracoderms |
| D. | Urochordates |
| Answer» D. Urochordates | |
| 11. |
Petromyzon is [AMU 1990] |
| A. | Anadromous |
| B. | Catadromous |
| C. | Both |
| D. | None |
| Answer» B. Catadromous | |
| 12. |
Which of the following is the smallest taxonomic group of animals having a cranium, vertebral column, ventral heart, pulmonary respiration and two pairs of limbs [AFMC 1998] |
| A. | Gnathostomata |
| B. | Tetrapoda |
| C. | Vertebrata |
| D. | Chordata |
| Answer» C. Vertebrata | |
| 13. |
Common characteristic of all vertebrates without exception is [CBSE PMT 1994] |
| A. | Exoskeleton |
| B. | Presence of well developed skull |
| C. | Two pairs of functional apendages |
| D. | Division of body into head, neck, trunk and tail |
| Answer» C. Two pairs of functional apendages | |
| 14. |
Match items in column I with those give in column II [Kerala CET 2005] Column I Column II A. Limbless reptile (i) Lamprey B. Jawless vertebrate (ii) Salamander C. Amphibian (iii) Snake D. Cartilaginous fish (iv) Shark E. Flightless bird (v) Ostrich |
| A. | A. - (i), B. - (ii), C. - (iii), D. - (iv), E. - (v) |
| B. | A. - (ii), B. - (i), C. - (iii), D. - (iv), E. - (v) |
| C. | A. - (iii), B. - (i), C. - (ii), D. - (iv), E. - (v) |
| D. | A. - (v), B. - (ii), C. - (iii), D. - (iv), E. - (i) |
| Answer» D. A. - (v), B. - (ii), C. - (iii), D. - (iv), E. - (i) | |
| 15. |
Vertebral column is derived from [BHU 1987] |
| A. | Notochord |
| B. | Dorsal nerve cord |
| C. | Ventral nerve cord |
| D. | Outgrowth of cranium |
| Answer» B. Dorsal nerve cord | |
| 16. |
Which of the following is a distinct character [Wardha 2005] |
| A. | Chorda dorsalis |
| B. | Cephalization |
| C. | Claws |
| D. | Pharyngotomy |
| Answer» B. Cephalization | |
| 17. |
Which one of the following is a chordata but not a vertebrate |
| A. | Sea cow |
| B. | Sea lion |
| C. | Sea mouse |
| D. | Sea squirt |
| Answer» E. | |
| 18. |
The wheel organ is found is |
| A. | Ascidian |
| B. | Lancet |
| C. | Starfish |
| D. | Acorn worm |
| Answer» C. Starfish | |
| 19. |
Ammocoete larva occurs in the life-history of |
| A. | Lamprey |
| B. | Sea urchin |
| C. | Balanoglossus |
| D. | Ascidian |
| Answer» B. Sea urchin | |
| 20. |
Which of the following sets of animals belong to class cyclostomata [DPMT 1993] |
| A. | Herdmania and petromyzon |
| B. | Petromyzone and myxine |
| C. | Amphioxus and balanoglossus |
| D. | Herdmania and myxine |
| Answer» C. Amphioxus and balanoglossus | |
| 21. |
Petromyzon is a connecting link between |
| A. | Balanoglossus and Amphioxus |
| B. | Amphioxus and cyclostoma |
| C. | Cyclostoma and pisces |
| D. | Pisces and amphibians |
| Answer» C. Cyclostoma and pisces | |
| 22. |
Which of the following show relationship of echinoderms and chordates [DPMT 1993] |
| A. | Balanoglossus |
| B. | Archaeopteryx |
| C. | Peripatus |
| D. | None of these |
| Answer» B. Archaeopteryx | |
| 23. |
Which one of the following features is found in chordates but not in non-chordates |
| A. | Gills |
| B. | Spiracles |
| C. | Post anal tail |
| D. | Chitinous exoskeleton |
| Answer» D. Chitinous exoskeleton | |
| 24. |
Which is correct matching set [CPMT 1984] |
| A. | Annelida, insecta, mammalia are classes |
| B. | Arthropoda, mollusca, pisces are phyla |
| C. | Protozoa, rhizopoda, chordata are phyla |
| D. | Calcarea, oligochaeta, aves are class |
| Answer» E. | |
| 25. |
The echinoderms, hemichordates and chordates had which of the following larva as common ancestral form [APMEE 1996; BHU 1999; CBSE PMT 2001] |
| A. | Tornaria |
| B. | Trochophore |
| C. | Dipleurula |
| D. | Bipinnaria |
| Answer» D. Bipinnaria | |
| 26. |
Balanoglossus belongs to |
| A. | Hemichordata |
| B. | Cephalochordata |
| C. | Urochordatra |
| D. | Cyclostomata |
| Answer» B. Cephalochordata | |
| 27. |
One of the primary character of chordates is [DPMT 1982] |
| A. | Solid ventral nerve cord |
| B. | Dorsal tubular nerve cord |
| C. | Paired nerve cord |
| D. | Ganglionated nerve cord |
| Answer» C. Paired nerve cord | |
| 28. |
Which of the following groups has no member having gliding or flying appendages [CPMT 1979] |
| A. | Arthropoda |
| B. | Cyclostomata |
| C. | Mammals |
| D. | Fishes |
| Answer» C. Mammals | |
| 29. |
Animals having a built-in thermostat to maintain constant body temperature are known as [KCET (Med.) 1999; CPMT 2003] |
| A. | Biothermic |
| B. | Poikilothermic |
| C. | Oligothermic |
| D. | Homoiothermic |
| Answer» E. | |
| 30. |
Notochord is restricted to the anterior part of body proboscis in animals of which group [RPMT 1995] |
| A. | Hemichordata |
| B. | Urochordata |
| C. | Cephalochordata |
| D. | Chordata |
| Answer» B. Urochordata | |
| 31. |
Chordates are distinguished from non-chordates by the presence of [DPMT 1985] |
| A. | Ventral nerve cord |
| B. | Dorsal nerve cord |
| C. | Brain |
| D. | Dorsal tubular nerve cord |
| Answer» E. | |
| 32. |
Cold blooded animals are those having |
| A. | Cold blood |
| B. | Variable body temperature according to the temperature of atmosphere |
| C. | Always constant temperature |
| D. | Blood, which can flow even below \[4{}^\circ C\] |
| Answer» C. Always constant temperature | |
| 33. |
The lamprey (Petromyzon) is included in the same taxonomic class as the [CPMT 1987] |
| A. | Chamaeleon (Anolis) |
| B. | Hag fish (Myxine) |
| C. | Salamander (Ambystoma) |
| D. | Lung fish (Neoceratodus) |
| Answer» C. Salamander (Ambystoma) | |
| 34. |
Notochord is restricted to tail region only in |
| A. | Hemichordata |
| B. | Cephalochordata |
| C. | Tunicata |
| D. | None of these |
| Answer» D. None of these | |
| 35. |
What is the basis of classification of Protochordata |
| A. | Gut |
| B. | Brain |
| C. | Gills |
| D. | Notochord |
| Answer» C. Gills | |
| 36. |
Which is common amongst Fly, Mosquito and Cockroach [CPMT 1996] |
| A. | Open exretory system |
| B. | Two pairs of wings |
| C. | All belong to class insecta |
| D. | 13-chambered heart |
| Answer» D. 13-chambered heart | |
| 37. |
Male cockroach can be distinguished from female cockroach through [RPMT 1996] |
| A. | Longer antennae |
| B. | Longer abdomen |
| C. | Wingless body |
| D. | All the above |
| Answer» C. Wingless body | |
| 38. |
Cockroach blood does not contain respiratory pigment. It means [RPMT 1996; AFMC 1998] |
| A. | It does not respire |
| B. | Cockroach respires anaerobically |
| C. | Oxygen passes to all the tissues through diffusion |
| D. | Oxygen reaches tissue through tracheoles |
| Answer» E. | |
| 39. |
In Cockroach, metamorphosis requires [RPMT 1996] |
| A. | Three weeks |
| B. | 40-70 days |
| C. | 10-30 days |
| D. | 5-13 days |
| Answer» C. 10-30 days | |
| 40. |
Which one is a tracheate group [MP PMT 1995] |
| A. | King Crab - scorpion - Housefly |
| B. | Crab - Centipede - Cockroach |
| C. | Spider - Peripatus - Mosquito |
| D. | Bed Bug - Sandfly - Silkworm |
| Answer» E. | |
| 41. |
Which is nonpoisonous [MP PMT 1995] |
| A. | Scorpion |
| B. | Centipede |
| C. | Crab |
| D. | Spider |
| Answer» D. Spider | |
| 42. |
The first animals to fly were [RPMT 1995] |
| A. | Mammals |
| B. | Lizards |
| C. | Birds |
| D. | Insects |
| Answer» E. | |
| 43. |
Which part of Cockroach has both exoskeleton and endoskeleton [RPMT 1995] |
| A. | Head |
| B. | Thorax |
| C. | Abdomen |
| D. | All the above |
| Answer» B. Thorax | |
| 44. |
Pupa occurs in the life cycle of [CPMT 1994] |
| A. | Cockroach |
| B. | Housefly |
| C. | Honey Bee |
| D. | Earthworm |
| Answer» C. Honey Bee | |
| 45. |
The image formed in the eyes of cockroach is [RPMT 1999] |
| A. | Apposition |
| B. | Superposition |
| C. | Both (a) and (b) |
| D. | None of these |
| Answer» B. Superposition | |
| 46. |
Tracheae of Cockroach and Mammal are similar in having [CBSE PMT 1993] |
| A. | Paried nature |
| B. | Noncollapsible walls |
| C. | Ciliated inner lining |
| D. | Origin from head |
| Answer» C. Ciliated inner lining | |
| 47. |
Difference between male and female Anopheles occurs in [CBSE PMT 1993] |
| A. | Proboscis |
| B. | Wings |
| C. | Antennae |
| D. | Size |
| Answer» D. Size | |
| 48. |
A larval stage occurs in the life history of all members of the group [CBSE PMT 1993] |
| A. | Frog, Lizard and Cockroach |
| B. | Ascaris, Housefly and Frog |
| C. | Housefly, Earthworm and Mosquito |
| D. | Butterfly, frog and Mosquito |
| Answer» E. | |
| 49. |
Adult Culex and Anopheles can be distinguished with the help of [CBSE PMT 1992, 93; KCET 1998] |
| A. | Mouth parts/colour |
| B. | Sitting posture |
| C. | Antennae/wings |
| D. | Feeding habits |
| Answer» C. Antennae/wings | |
| 50. |
Common feature between house fly and honey bee is [Pb. PMT 2004] |
| A. | Head |
| B. | Mouthparts |
| C. | Abdomen |
| D. | Three pairs of jointed legs |
| Answer» E. | |