NEET Biology Strategies for Enhancement in Food Production / खाद्य उत्पादन में वृद्धि के लिए रणनीतियाँ Question Bank

done Pearl Culture Total Questions - 18

• question_answer1)
  The pearl bed which produces best quality is known as
  A)
  Lingha pearl done clear
  B)
  Muktaphal done clear
  C)
  Kusum done clear
  D)
  None of the above done clear
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• question_answer2)
  Pearl is secreted by
  A)
  Nacreous layer done clear
  B)
  Prismatic layer done clear
  C)
  Mantle layer done clear
  D)
  Both a and b done clear
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• question_answer3)
  The composition of pearl is very much similar to that of
  A)
  Mantle layer done clear
  B)
  Nacreous layer only done clear
  C)
  Prismatic layer only done clear
  D)
  Both b and c done clear
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• question_answer4)
  The production of pearl artificially is known as 
  A)
  Pearl production done clear
  B)
  Pearl culture done clear
  C)
  Pearl manufacture done clear
  D)
  a and b both done clear
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• question_answer5)
  Who stands first in the world for pearl production
  A)
  India done clear
  B)
  China done clear
  C)
  Korea done clear
  D)
  Japan done clear
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• question_answer6)
  Pearl is produced by the marine molluscs such as   [MP PMT 1994]
  A)
    Pearl oyster and mussel done clear
  B)
  Pearl oyster done clear
  C)
  Marine mussel done clear
  D)
  Fresh water mussel and other bivalvia done clear
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• question_answer7)
  Which one of the following molluscan groups is primarily used in the pearl formation [MP PMT 1994]
  A)
  Monopalacophorans done clear
  B)
  Cephalopods done clear
  C)
  Gastropods done clear
  D)
  Pelecypods done clear
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• question_answer8)
  Which pearl is rare
  A)
  White done clear
  B)
  Cream done clear
  C)
  Pink red done clear
  D)
  Rainbow colour done clear
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• question_answer9)
  Shells of molluscs are used for preparing ointments because they are rich in
  A)
  Zinc done clear
  B)
  Iodine done clear
  C)
  Sodium done clear
  D)
  a and b both done clear
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• question_answer10)
  Which of the following is associated with formation of pearl [MP PMT 1995]
  A)
  Pecten done clear
  B)
  Ostrea done clear
  C)
  Pinctada done clear
  D)
  Nautilus done clear
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• question_answer11)
  Pearls are produced in an oyster around the
  A)
  Tears of sea mermaids falling into the oyster done clear
  B)
  First drops of rains falling into the oyster in a particular month done clear
  C)
  Eggs oyster which fails to leave its body done clear
  D)
  Some external particles becoming embedded in the skin of oyster done clear
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• question_answer12)
  The most valuable kind of pearl comes from marine pearl oyster of Eastern Asia, it is
  A)
  Melegrina done clear
  B)
  Ostrea virginiana done clear
  C)
  Pinctada done clear
  D)
  Mytilus done clear
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• question_answer13)
  Natural pearl is formed by
  A)
  A bivalve done clear
  B)
  Prawn done clear
  C)
  Crayfish done clear
  D)
  Fish done clear
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• question_answer14)
  A pearl oyster secrets pearls to [MP PMT 1997]
  A)
  Regenerate injured parts done clear
  B)
  Protect itself against invading parasite done clear
  C)
  Harden its mantle cavity done clear
  D)
  Isolate damaged tissues of the body done clear
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• question_answer15)
  Who is referred to as ?father of pearl industry'   [MP PMT 1998]
  A)
  Inovsky done clear
  B)
  Louis Pasteur done clear
  C)
  Kokichi Mikimoto done clear
  D)
  Harvey done clear
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• question_answer16)
  Whose secretion forms the pearl [MP PMT 1999]
  A)
  Prismatic layer done clear
  B)
  Columnar epithelial cells of mantle done clear
  C)
  Ciliated epithelial cells of mantle done clear
  D)
  Connective tissue of mantle done clear
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• question_answer17)
  Which of the following is detrimental to pearl industry [AFMC 1997]
  A)
  Cliona done clear
  B)
  Cheloina done clear
  C)
  Pinctada done clear
  D)
  Euspongia done clear
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• question_answer18)
  Which one of the following mollusc is cultured in fresh water for producing pearls [MP PMT 2001]
  A)
  Pinctada done clear
  B)
  Haliotis done clear
  C)
  Anodonta done clear
  D)
  Mytilus done clear
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