InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Pearl is obtained fromA. SepiaB. StarfishC. OysterD. Fish |
| Answer» Correct Answer - C | |
| 2. |
Which one of the following is the high quality pearl producing speciesA. Pinctoda rodingB. Pinctada margaritiferaC. Pinctada maximaD. placuna blacenta. |
| Answer» Correct Answer - B | |
| 3. |
Pearl Oyster isA. PilaB. AchatinaC. SepiaD. Pinctada |
| Answer» Correct Answer - D | |
| 4. |
Sepia and Octopus swim swiftly by means ofA. ArmsB. Lateral finsC. SuckersD. Jet propulsion through siphon |
| Answer» Correct Answer - D | |
| 5. |
Hectrocotylised arm of Sepia isA. Right thirdB. left thirdC. Right fourthD. Left Fifth |
| Answer» Correct Answer - D | |
| 6. |
A mollusc disovered in 1950s isA. NautilusB. ChitonC. NeopilinaD. Pelecypoda. |
| Answer» Correct Answer - C | |
| 7. |
Arms present in Sepia areA. 12B. 10C. 8D. 6 |
| Answer» Correct Answer - B | |
| 8. |
The most primitive mollusc isA. PatellaB. NeopilinaC. ChitonD. Dentalium. |
| Answer» Correct Answer - B | |
| 9. |
Which is correct ?A. Echinodermata-Starfish, Petromyzon, SolenB. Mollusca-Pila,Dentalium, OctopusC. Porifera-Spongilla,Teredo, LeucosoleniaD. Arthropoda-Pinworm, Ascaris, Cockroach. |
| Answer» Correct Answer - B | |
| 10. |
The most primitive mollusc isA. NeopilinaB. PatellaC. ChitonD. Nautilus |
| Answer» Correct Answer - A | |
| 11. |
Pigment haemocyanin occurs inA. EchinodermataB. MolluscsC. ChordataD. Annelida. |
| Answer» Correct Answer - B | |
| 12. |
Pila shows summerA. HibernationB. AestivationC. EmigrationD. Immigration. |
| Answer» Correct Answer - B | |
| 13. |
Coiling in the shell of pila isA. Dextral or sinistralB. Dextral and sinistralC. DextralD. Sinistral. |
| Answer» Correct Answer - A | |
| 14. |
A mollusc with parapodia isA. AplysiaB. DorisC. ChitonD. pila |
| Answer» Correct Answer - A | |
| 15. |
A mollusc in which the detached body gets coiled like a millipede isA. TurbinellaB. NeopilinaC. ChitonD. Helix |
| Answer» Correct Answer - C | |
| 16. |
A terrestrial mollusc isA. PilaB. HelixC. LimaxD. Both B and C |
| Answer» Correct Answer - D | |
| 17. |
A molluscan with calcareous spicules isA. LepidopleurusB. DorisC. NeopilinaD. Chaetoderma |
| Answer» Correct Answer - D | |
| 18. |
Blood vascular system of molluscs isA. ReducedB. OpenC. ClosedD. Absent. |
| Answer» Correct Answer - B | |
| 19. |
Respiratory pigment of molluscs isA. HaemocyaninB. HaemoglobinC. ErthrocruorinD. Chlorocruorin. |
| Answer» Correct Answer - A | |
| 20. |
Eye of the molluscan group that resembles vertebrate eye isA. BivalviaB. GastropodaC. PelecypodaD. Cephalpoda |
| Answer» Correct Answer - D | |
| 21. |
Osphradium is a structure in Pila/molluscs. It is aA. Sensory organ for smell and chemicals/chemoreceptorB. Sensory organ for balancingC. Swimming organD. Locomotory organ. |
| Answer» Correct Answer - A | |
| 22. |
Match the columns and choose the correct combination `{:(,(a),"Polychaeta",(p),"Scorpion"),(,(b),"Trematoda",(q),"Pila"),(,(c),"Arachnida",(r),"Liver Fluke"),(,(d),"Gastropoda",(s),"Nereis"),(,"","",(t),"Star Fish"):}`A. a-s, b-r, c-p, -d-qB. a-r, b-s, c-p, d-tC. a-q, b-s, c-t, d-pD. a-t, b-q, c-s, d-t |
| Answer» Correct Answer - A | |
| 23. |
Which of the following eats its prey ?A. LeechB. SepiaC. Star FishD. Both B and C |
|
Answer» Correct Answer - B In star Fish, major digestion is external. Broken up semidigested pieces are then picked up and engulfed. |
|
| 24. |
Which of the following is not a class of Mollusca ?A. DecapodaB. GastropodaC. ScaphopodaD. Cephalpoda |
| Answer» Correct Answer - A | |
| 25. |
Eyes of pila/molluscs occur overA. PseudopodiaB. OmmatophoresC. Cephalic tentaclesD. Both B and C |
| Answer» Correct Answer - B | |
| 26. |
Osphradium of pila/molluscs isA. ChemoreceptorB. PhotoreceptorC. TangoreceptorD. Phonoreceptor. |
| Answer» Correct Answer - A | |
| 27. |
Molluscan blood cantain/respiratory pigment of molluscs isA. HaemoglobinB. HaemozoinC. HaemocyaninD. All the above |
| Answer» Correct Answer - C | |
| 28. |
Radula is present inA. LoligoB. MytilusC. PilaD. Unio |
| Answer» Correct Answer - C | |
| 29. |
Which one is mismatchedpairA. Apis indica ……………….. HoneyB. Kerria loucca ………………… LacC. Bombox mori ……………….. SilkD. Pila globosa ……………….. Pearl. |
| Answer» Correct Answer - D | |
| 30. |
In molluscs, head and foot regions have come together inA. ScaphopodasB. PelecypodsC. SiphonopodsD. Both A and B |
| Answer» Correct Answer - C | |
| 31. |
Class of mollusca in which head, tentacles and eyes are not differentiable isA. GastropodaB. PaleycpodaC. CephalopodaD. Both A and B |
| Answer» Correct Answer - B | |
| 32. |
Which one of the following is matching set of a phylum and its three examplesA. Proifera - Spongilla, Euplctella, PennatulaB. Cnidaria - Bonellia, Physalia, AureliaC. Platyhelminthes - Planaria, Schistostoma, EnterobiumD. Mollusca - Loligo, Teredo, Octopus. |
| Answer» Correct Answer - D | |
| 33. |
Doris isA. Sea LemonB. ShipwormC. Sea HareD. Pearl Oyster |
| Answer» Correct Answer - A | |
| 34. |
Which is not correctly matched ?A. Mollusca-PseudocoelB. Annelida-Chloragogen cellsC. Echinodermata-Water vascular systemD. Cnidaria- Nematocysts. |
| Answer» Correct Answer - A | |
| 35. |
Pick up the properly matchedA. Arthropoda-Arachnida-LobsterB. Arthropoda-Myriapoda-ScorpionC. Mollusca-Cephalopoda-OctopusD. Mollusca-Gastropoda-Squid. |
| Answer» Correct Answer - C | |
| 36. |
Correctly matched set of phylum, class and example isA. Mollusca - Bivalvia - PinctadaB. Protozoa - Mastigophora - EntamoebaC. Chordata - Cyclostomata - PhrynosomaD. Arthropoda - Diplopoda - Scolopendra |
| Answer» Correct Answer - A | |
| 37. |
Statement (s). In many gastropods, the anum and mentle cavity are placed anteriorly above the head. Reason (R ). During embryonic decelopment, in many gastropods one side of the visceral mass grows faster rotates the viscetal organs upto `108^(@)` in many gastropodsA. Both S and R are true and R explains SB. Both S and R are true but R cannot explain SC. Only S is correct Ris wrongD. Both S and R are wrong |
| Answer» Correct Answer - A | |
| 38. |
The devil fish and sea hare areA. CoelenteratesB. Marine fish and mammalC. CrustaceansD. Molluscs. |
| Answer» Correct Answer - D | |
| 39. |
Which one of the followig phyla is correctlly matched with its two general characteristicsA. Echinodermata - Pentamerous radial symmtry, internal fertilisationB. Mollusca- Normally oviparous, trochophore or veliger larvaC. Arthropoda - Body divisible into head, thorax and abdomen, tracheal respirationD. Chordata - Notochord, separate anal and urine apertures. |
| Answer» Correct Answer - B | |
| 40. |
Which of the following causes parasitic castration of crabA. SpongillaB. AdansiaC. SacculinaD. None of the above |
| Answer» Correct Answer - C | |
| 41. |
Aplysia isA. GastropodaB. BivalveC. ScaphopodD. Siphonopod |
| Answer» Correct Answer - A | |
| 42. |
Internal segmentation is present in molluscs belonging to classA. MonoplacophoraB. PolyplacophoraC. GastropodaD. Scaphopoda. |
| Answer» Correct Answer - A | |
| 43. |
Molluscs areA. UnsegmentedB. Soft bodiedC. ShelledD. All the above |
| Answer» Correct Answer - D | |
| 44. |
Molluscs haveA. 3-4 pairs of heartsB. A single tubular heartC. 2-3 chambered heartD. Multichambered heart. |
| Answer» Correct Answer - C | |
| 45. |
In mollusa, nervous system is represented byA. A paired nerve cordB. A paired nerve cord with brain and cirumpharyngeal connectivesC. 3-4 paired gangliaD. Primitive brain and nerve cord. |
| Answer» Correct Answer - C | |
| 46. |
Blalancing organ of molluscs isA. RadulaB. StatocystC. OsphradiumD. Tentacles. |
| Answer» Correct Answer - B | |
| 47. |
Ink gland occuts inA. AsteriasB. SepiaC. PilaD. Fasciola. |
| Answer» Correct Answer - B | |
| 48. |
A loose mantle is present over the body inA. EchinodermsB. MammalsC. PlatyhelminthesD. Molluscs. |
| Answer» Correct Answer - D | |
| 49. |
A wood boring mollusc well known for causing damage to ships and docks isA. DorisB. LoligoC. OctopusD. Teredo. |
| Answer» Correct Answer - D | |
| 50. |
Trochophore larve occurs inA. Annelida and PoriferaB. Coelentreata and AnnelidaC. Mollusca and CoelenterataD. Annelida and Mollusca. |
| Answer» Correct Answer - D | |