Fisheries MCQ Questions and Answers Quiz

31. The extinct body fishes are:

  1. Chondrichthyes
  2. Osteichthyes
  3. Placoderms
  4. Acanthodians

32. The armored fishes are:

  1. Chondrichthyes
  2. Osteichtliyes
  3. Placoderms
  4. Acanthodians

33. Bony armor fishes are:

  1. Placoderms
  2. Ostracoderms
  3. Elasmobranchs
  4. None

34. For induced breeding in carps this is not used

  1. Ovaprim
  2. Ovatide
  3. Wova-FH
  4. Methyltestosterone

35. The fish live in stagnant water is:

  1. Lepidosiren
  2. Protopterus
  3. Neoceratodus
  4. None

36. Which fish is important for caviar?

  1. Lepidosiren
  2. Protopterus
  3. Neoceratodus
  4. Sturecons

37. The lung fish found in tropical Africa is:

  1. Neoceratodus
  2. Protopterus
  3. Lepidosiren
  4. None

38. Which fish of the following aestivate?

  1. Neoceratodus
  2. Protopterus
  3. Lepidosiren
  4. None

39. One of the following is not a benefit of vermicompost

  1. Protection of water bodies from pollution
  2. Reduction in microbialo activity
  3. increased availability of minerals
  4. increased hydration and aeration

40. Out of following the Indian trout is

  1. Barilius bola
  2. Salmo trutta fario
  3. Salmo gairdneri
  4. Denio devario
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