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. |
Instantaneous rate of natural mortality is denoted by .. |
| A. | M |
| B. | F |
| C. | Z |
| D. | R |
| Answer» B. F | |
| 2. |
The mesh size of Cod end determines the gear selectivity in .. |
| A. | Gill net |
| B. | Trawl net |
| C. | Cast net |
| D. | Long line |
| Answer» C. Cast net | |
| 3. |
MSY refers to .. |
| A. | Maximum Social Yield |
| B. | Minimum Social yield |
| C. | Maximum Sustainable Yield |
| D. | Minimum Sustainable yield |
| Answer» D. Minimum Sustainable yield | |
| 4. |
Catch per unit effort data gives a measure of |
| A. | Relative stock abundance |
| B. | Absolute stock abundance |
| C. | Fishing effort |
| D. | None of the above |
| Answer» B. Absolute stock abundance | |
| 5. |
Von Bertalanffy Growth Equation is used to determine growth in terms of .. as a function of time. |
| A. | Length and Weight |
| B. | Weight |
| C. | Length |
| D. | None of the above |
| Answer» B. Weight | |
| 6. |
The larva of Artemia is known as |
| A. | Zoea |
| B. | Alima |
| C. | Phyllosoma |
| D. | Nauplii |
| Answer» E. | |
| 7. |
Torsion is the characteristic of |
| A. | Bivalvia |
| B. | Gastropoda |
| C. | Cephalopda |
| D. | Polyphora |
| Answer» B. Gastropoda | |
| 8. |
Inverse von Bertalanffy equation is used to convert |
| A. | Lengths into ages |
| B. | Ages into lengths |
| C. | Lengths into weight |
| D. | none of the above |
| Answer» B. Ages into lengths | |
| 9. |
Machrobrachium rosenbergii passes through number of larval stages |
| A. | 11 |
| B. | 10 |
| C. | 9 |
| D. | 13 |
| Answer» B. 10 | |
| 10. |
The graph of logarithm of numbers caught plotted against respective age is |
| A. | catch curve |
| B. | selection curve |
| C. | selection ogive |
| D. | growth curve |
| Answer» B. selection curve | |
| 11. |
The proportion of number or biomass of a fish stock removed by fishing is |
| A. | Exploitation rate |
| B. | Exploitation ratio |
| C. | fishing effort |
| D. | none of the above |
| Answer» B. Exploitation ratio | |
| 12. |
Rikhter & Effanov formula is used to estimate |
| A. | Natural mortality |
| B. | Fishing mortality |
| C. | Total mortality |
| D. | None of the above |
| Answer» B. Fishing mortality | |
| 13. |
.. is a type of output control |
| A. | Bag limit |
| B. | Mesh size regulation |
| C. | Closed season |
| D. | Closed area |
| Answer» B. Mesh size regulation | |
| 14. |
.. determines the number of survivors in a cohort of a fish. |
| A. | Virtual population Analysis |
| B. | Swept Area Method. |
| C. | Modal progression Analysis |
| D. | None of the above. |
| Answer» B. Swept Area Method. | |
| 15. |
is an useful tool for determination of optimum mesh size for a gear. |
| A. | Gear selectivity |
| B. | Exploitation rate |
| C. | CPUE |
| D. | None of the above. |
| Answer» B. Exploitation rate | |
| 16. |
Beverton and Holt Yield per Recruit Model assumes that |
| A. | Recruitment is constant |
| B. | Natural mortality is variable |
| C. | Fishing mortality is variable |
| D. | There is no complete mixing within a stock. |
| Answer» B. Natural mortality is variable | |
| 17. |
Holistic models are |
| A. | More data demanding |
| B. | Age-structured |
| C. | Less data demanding |
| D. | None of the above |
| Answer» D. None of the above | |
| 18. |
The objectives of fisheries management are |
| A. | MSY |
| B. | MEY |
| C. | Maintenance of minimum spawning stock |
| D. | All of the above |
| Answer» E. | |
| 19. |
state has got highest standing crop of seaweeds in India |
| A. | Gujarat |
| B. | Tamil Nadu |
| C. | Maharashtra |
| D. | Orissa |
| Answer» C. Maharashtra | |
| 20. |
.. have got well developed swim bladders |
| A. | Sciaenids |
| B. | Flying fishes |
| C. | Half beaks |
| D. | Whitebaits |
| Answer» B. Flying fishes | |
| 21. |
The Indian marine fisheries sector is characterized by .. |
| A. | Multigear fisheries |
| B. | Multispecies fisheries |
| C. | Multigear & multispecies fisheries |
| D. | none of the above |
| Answer» D. none of the above | |
| 22. |
.net is popularly used to exploit the Bombay duck along northwest coast of India. |
| A. | Disco net |
| B. | Rampani |
| C. | Long line |
| D. | None of the above |
| Answer» E. | |
| 23. |
India has got an EEZ of |
| A. | 2.02 m sq.km |
| B. | 2.05 msq.km |
| C. | 2.0 m sq.km |
| D. | 2.1 m sq. km |
| Answer» B. 2.05 msq.km | |
| 24. |
The example of deep sea shrimp is |
| A. | Metapenaeopsis jerryi |
| B. | Aristeus alcocki |
| C. | C. |
| D. | |
| E. | All of the above |
| Answer» E. All of the above | |
| 25. |
Scientific name if short neck clam is |
| A. | Paphia malabarica |
| B. | Tapes brugueiri |
| C. | Perna viridis |
| D. | Meretrix casta |
| Answer» B. Tapes brugueiri | |
| 26. |
. has rhipidoglossate radula. |
| A. | Cyprae |
| B. | Diadora |
| C. | Conus |
| D. | Patella |
| Answer» C. Conus | |
| 27. |
The integument enclosing the visceral mass in mollusca is known as ----- |
| A. | Pallium |
| B. | Ostracum |
| C. | Periostracum |
| D. | Spicules |
| Answer» B. Ostracum | |
| 28. |
Cypris larva is present in ----- |
| A. | Artemia |
| B. | Squilla |
| C. | Balanus |
| D. | Lobster |
| Answer» D. Lobster | |
| 29. |
The species of mackerel found rarely along the southeast coast is |
| A. | Rastrelliger kanagurta |
| B. | Rastrelliger brachysoma |
| C. | Rastrelliger faughnii |
| D. | D. |
| Answer» D. D. | |
| 30. |
The species having topmost production in the world is |
| A. | Peruvian anchoveata |
| B. | Alaskan Pollock |
| C. | Chub mackerel |
| D. | Blue Whiting |
| Answer» B. Alaskan Pollock | |
| 31. |
The area of EEZ along the west coast of India is |
| A. | 0.86 million sq. km |
| B. | 0.90 million sq. km |
| C. | 0.56 million sq. km |
| D. | 1.0 million sq. km |
| Answer» B. 0.90 million sq. km | |
| 32. |
The example of Slipmouth is |
| A. | Leiognathus bindus |
| B. | Harpodon nehereus |
| C. | Nemipterus japonicas |
| D. | None of the above |
| Answer» B. Harpodon nehereus | |
| 33. |
The maximum production of Chinese pomfret is from the state of |
| A. | Karnataka |
| B. | Kerala |
| C. | Maharashtra |
| D. | Orissa |
| Answer» B. Kerala | |
| 34. |
Whitefish is also known as |
| A. | False trevally |
| B. | Jew fish |
| C. | Croaker |
| D. | Thread fin |
| Answer» B. Jew fish | |
| 35. |
The major gear used to exploit tunas from the Indian coastal waters is |
| A. | Drift gill nets |
| B. | Trawlers |
| C. | Purse seines |
| D. | Trolling |
| Answer» B. Trawlers | |
| 36. |
Choodavalai used to exploit the Whitebaits from southwest coast of India is a type of |
| A. | Gill net |
| B. | Shore seine |
| C. | Ring seine |
| D. | Bag net |
| Answer» D. Bag net | |
| 37. |
Scientific name of Frigate tuna is |
| A. | Auxis thazard |
| B. | Auxis rochei |
| C. | Thunnus tonggol |
| D. | Katsuwonus pelamis |
| Answer» B. Auxis rochei | |
| 38. |
The following state has the highest marine fish production in India. |
| A. | Maharashtra |
| B. | Gujarat |
| C. | Kerala |
| D. | Tamil Nadu |
| Answer» C. Kerala | |
| 39. |
Cypraea has ------- radula. |
| A. | Rhipidoglossat |
| B. | Taxoglossate |
| C. | Taenioglossate |
| D. | Docoglossate |
| Answer» D. Docoglossate | |
| 40. |
The dominant species of ribbon fish occurring in the ribbon fish landings is |
| A. | Trichiurus lepturus |
| B. | Trichiurus russeli |
| C. | Lepturocanthus savala |
| D. | Lepturocanthus gangeticus |
| Answer» B. Trichiurus russeli | |
| 41. |
Leatherjackets are included in following group of fishes |
| A. | Carangids |
| B. | Sciaenids |
| C. | Whitebaits |
| D. | Threadfin breams |
| Answer» B. Sciaenids | |
| 42. |
A musty or muddy odor of the fish is attributed to |
| A. | the growth of Streptomyces species in the mud at the bottom of the body of water |
| B. | the mud at the bottom of the body of water |
| C. | the growth of Pseudomonas species in the mud at the bottom of the body of water |
| D. | none of the above |
| Answer» B. the mud at the bottom of the body of water | |
| 43. |
Penaeid prawns have 17 ------ stages. |
| A. | Naupli |
| B. | Post larva |
| C. | Zoea |
| D. | Mysis |
| Answer» D. Mysis | |