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. |
In contrast to annelids the Platyhelminthes show [CBSE PMT 2005] |
| A. | Radial symmetry |
| B. | Presence of pseudocoel |
| C. | Bilateral symmetry |
| D. | Absence of body cavity |
| Answer» E. | |
| 2. |
Pseudocoelom develops from [CBSE PMT 1994;CPMT 2002] |
| A. | Blastopore lip |
| B. | Archenteron |
| C. | Embryonic mesoderm |
| D. | Blastocoel |
| Answer» E. | |
| 3. |
Animal group with pseudocoelom is [CPMT 2002; Kerala PMT 2002, DPMT 2002] |
| A. | Echinoderms |
| B. | Molluscs |
| C. | Aschelminthes |
| D. | Annelids |
| Answer» D. Annelids | |
| 4. |
Deuterostomes are [Kerala PMT 2000] |
| A. | Platyhelminthes |
| B. | Echinodermata |
| C. | Arthropoda |
| D. | Annelida |
| Answer» C. Arthropoda | |
| 5. |
Larva like stage of Hydra is [RPMT 2002] |
| A. | Planula |
| B. | Hydrula |
| C. | Scyphula |
| D. | Hydratuba |
| Answer» C. Scyphula | |
| 6. |
Radial symmetry occurs in [CPMT 1980; AFMC 1985; Haryana PMT 1995; CET (Chd.) 2003] |
| A. | Fishes |
| B. | Molluscs |
| C. | Star Fishes |
| D. | Sponges |
| Answer» D. Sponges | |
| 7. |
What is characteristic of deuterostomes [DPMT 2001] |
| A. | Spiral cleavage, blastopore becoming mouth |
| B. | Radial cleavage, blastopore becoming anus |
| C. | Spiral cleavage, blastopore becoming anus |
| D. | Radial cleavage, blastopore becoming mouth |
| Answer» C. Spiral cleavage, blastopore becoming anus | |
| 8. |
Animal with pseudocoelom is [RPMT 2000, DPMT 2001] |
| A. | Amia/Leech |
| B. | Lepisna/Liver Fluke |
| C. | Dragon Fly/Jelly Fish |
| D. | Wuchereria/Hookworm |
| Answer» E. | |
| 9. |
Trochophore larva occurs in [BHU 1995; Orissa JEE 2005] |
| A. | Annelida and Porifera |
| B. | Coelenterata and Annelida |
| C. | Mollusca and Coelenterata |
| D. | Annelida and Mollusca |
| Answer» E. | |
| 10. |
Organisms attached to substratum generally possesses [CBSE PMT 1995] |
| A. | Asymmetrical body |
| B. | Radial symmetry |
| C. | One single opening of digestive canal |
| D. | Cilia on the surface to create water current |
| Answer» C. One single opening of digestive canal | |
| 11. |
Besides Annelida and Arthopoda metamerism is found in [CBSE PMT 1995] |
| A. | Cestoda |
| B. | Acanthocephala |
| C. | Chordata |
| D. | Mollusca |
| Answer» D. Mollusca | |
| 12. |
An animal devoid of anus is [BHU 1994] |
| A. | Unio |
| B. | Fasciola |
| C. | Pheretima |
| D. | Periplaneta |
| Answer» C. Pheretima | |
| 13. |
Cell-tissue organisation occurs in [CBSE PMT 2000] |
| A. | Liver fluke |
| B. | Sponge |
| C. | Hydra |
| D. | Starfish |
| Answer» D. Starfish | |
| 14. |
True coelom appeared first in the course of evolution in [NCERT 1984] |
| A. | Aschelminthes |
| B. | Chordata |
| C. | Echinodermata |
| D. | Annelida |
| Answer» E. | |
| 15. |
Body does not show any segmentation in [CPMT 1981] |
| A. | Frog |
| B. | Cockroach |
| C. | Earthworm |
| D. | Star Fish/Hydra |
| Answer» E. | |
| 16. |
A true coleom is absent in phylum [CPMT 1987] |
| A. | Nematoda |
| B. | Annelida |
| C. | Echinodermata |
| D. | Mollusca |
| Answer» B. Annelida | |
| 17. |
Haemocoel is present in [DPMT 1982] |
| A. | Hydra |
| B. | Earthworm |
| C. | Nereis |
| D. | Scolopendra |
| Answer» E. | |
| 18. |
Choose the correct combination [CPMT 2000] |
| A. | Annelida and Porifera ........... Phyla |
| B. | Oligochaeta and Arthropoda.........Phyla |
| C. | Mollusca and Hydrozoa........Classes |
| D. | Aves and Chordata...........Classes |
| Answer» B. Oligochaeta and Arthropoda.........Phyla | |
| 19. |
Sponges and coelenterates resemble each other in being |
| A. | Monoblastic and acoelomate |
| B. | Diploblastic and acoelomate |
| C. | Triploblastic and acoelomate |
| D. | Triploblastic and pseudocoelomate |
| Answer» C. Triploblastic and acoelomate | |
| 20. |
Arboreal mammals have [Pb. PMT 1999] |
| A. | Jumping character |
| B. | Burrowing character |
| C. | Climbing character |
| D. | Flying character |
| Answer» D. Flying character | |
| 21. |
Radial symmetry is often exhibited by animals having [CBSE PMT 1994, 96, 97] |
| A. | One opening of alimentary canal |
| B. | Aquatic mode of living |
| C. | Benthos/sedentary nature |
| D. | Ciliary mode of feeding |
| Answer» D. Ciliary mode of feeding | |
| 22. |
A radially symmetrical diploblastic animal is [AFMC 1993] |
| A. | Roundworm |
| B. | Earthworm |
| C. | Hydra |
| D. | Liver Fluke |
| Answer» D. Liver Fluke | |
| 23. |
Animals devoid of respiratory, excretory and circulatory organs are [Haryana PMT 1993; DPMT 2002] |
| A. | Tapeworms |
| B. | Sponges |
| C. | Threadworms |
| D. | Liver Fluke |
| Answer» C. Threadworms | |
| 24. |
Sea Anemone has a symmetry [BHU 1992] |
| A. | Bilateral |
| B. | Spherical |
| C. | Pentamerous |
| D. | Radial/Biradial |
| Answer» E. | |
| 25. |
An enterocoelomate invertebrate group is [APMEE 1999] |
| A. | Annelida |
| B. | Echinodermata |
| C. | Arthropoda |
| D. | Mollusca |
| Answer» C. Arthropoda | |
| 26. |
Animals/organisms floating on the surface of water are [CBSE PMT 1998; BHU 1998, 01] |
| A. | Plankton |
| B. | Pelagic |
| C. | Benthon |
| D. | Neritic |
| Answer» B. Pelagic | |
| 27. |
Tiny free living animals on the surface of water constitute [KCET 1999] |
| A. | Zooplankton |
| B. | Phytoplankton |
| C. | Benthon |
| D. | Symbionts |
| Answer» B. Phytoplankton | |
| 28. |
In Hydra the symmetry is |
| A. | Absent |
| B. | Radial |
| C. | Bilateral |
| D. | Spherical |
| Answer» C. Bilateral | |
| 29. |
Invertebrate constitute percentage of animal kingdom |
| A. | 95% |
| B. | 75% |
| C. | 60% |
| D. | 30% |
| Answer» B. 75% | |
| 30. |
Symmetry found in Volvox is |
| A. | Radial |
| B. | Biradial |
| C. | Bilateral |
| D. | Spherical |
| Answer» E. | |
| 31. |
Echinoderms and chordates have |
| A. | Pseudocoelom |
| B. | Schizocoelom |
| C. | Enterocoelom |
| D. | Haemocoel |
| Answer» D. Haemocoel | |
| 32. |
A phylum with triploblastic acoelomate animals is |
| A. | Platyhelminthes |
| B. | Aschelminthes |
| C. | Annelida |
| D. | All the above |
| Answer» B. Aschelminthes | |
| 33. |
Diploblastic animals occur in |
| A. | Annelida |
| B. | Porifera |
| C. | Coelenterata |
| D. | Both (b) and (c) |
| Answer» E. | |
| 34. |
Coelom is absent in |
| A. | Porifera |
| B. | Coelenterata |
| C. | Platyhelminthes |
| D. | All the above |
| Answer» E. | |
| 35. |
Metamerism is characteristic of [Haryana PMT 1993; AFMC 1985; MP PMT 1987] |
| A. | Platyhelminthes |
| B. | Mollusca |
| C. | Porifera |
| D. | Annelida |
| Answer» E. | |
| 36. |
Digestive system is complete where |
| A. | All the digestive glands are present |
| B. | Both anus and mouth are present |
| C. | Digestion occurs in the cavity of digestive tract |
| D. | Digestion occurs in the individual cells lining the digestive tract |
| Answer» C. Digestion occurs in the cavity of digestive tract | |
| 37. |
Blind sac body plan is shown by |
| A. | Roundworms |
| B. | Annelids |
| C. | Coelenterates |
| D. | Arthropods |
| Answer» D. Arthropods | |
| 38. |
Development of mouth later than anus is the condition called |
| A. | Brachiostomatic |
| B. | Schizostomatic |
| C. | Deuterostomatic |
| D. | Protostomatic |
| Answer» D. Protostomatic | |
| 39. |
Tube-within-a-Tube body plan is shown by |
| A. | Coelenterates |
| B. | Platyhelminthes |
| C. | Aschelminthes (Nemethelminthes) |
| D. | Porifers |
| Answer» D. Porifers | |
| 40. |
A deuterostomic animal is |
| A. | Sea Anemone |
| B. | Star Fish |
| C. | Pearl Oyster |
| D. | Cabbage Butterfly |
| Answer» C. Pearl Oyster | |
| 41. |
Level of structural organisation found in Hydra and Jelly Fishes is |
| A. | Cellular |
| B. | Acellular |
| C. | Tissue |
| D. | Organ-system |
| Answer» D. Organ-system | |
| 42. |
Cell aggregate plan is found in [AFMC 1997] |
| A. | Cnidarians |
| B. | Sponges |
| C. | Roundworms |
| D. | Flatworms |
| Answer» C. Roundworms | |
| 43. |
Level of organisation in sponges is |
| A. | Cellular level |
| B. | Acellular level |
| C. | Tissue level |
| D. | Organ-system level |
| Answer» B. Acellular level | |
| 44. |
Animals that move about or swim about in sea are |
| A. | Plankton |
| B. | Sedentary |
| C. | Pelagic |
| D. | Benthic |
| Answer» D. Benthic | |
| 45. |
Animals living in open sea are |
| A. | Nekton |
| B. | Benthos |
| C. | Plankton |
| D. | Pelagic |
| Answer» E. | |
| 46. |
Animals floating or swimming in surface film of water are |
| A. | Neuston |
| B. | Nekton |
| C. | Pelagic |
| D. | Seston |
| Answer» B. Nekton | |
| 47. |
During gastrulation ....... is formed [CPMT 1978; DPMT 1992] |
| A. | Heart |
| B. | Gill |
| C. | Archenteron |
| D. | Vitelline membrane |
| Answer» D. Vitelline membrane | |
| 48. |
Which one of the following list contains only the mesodermal structures [MP PMT 1992] |
| A. | Muscles, blood, notochord, liver |
| B. | Bones, blood, heart, liver |
| C. | Muscles, blood, heart, liver |
| D. | Bones, blood, heart, notochord |
| Answer» E. | |
| 49. |
The endodermel derivatives include [AIIMS 1987] |
| A. | Thyroid |
| B. | Pineal gland |
| C. | Spleen |
| D. | Pituitary |
| Answer» B. Pineal gland | |
| 50. |
In human female the fertilized eggs gets implanted in uterus |
| A. | After two months of fertilization |
| B. | After one month of fertilization |
| C. | After 3 weeks of fertilization |
| D. | After about 7 days of fertilization |
| Answer» E. | |