DUET 2018 Ph.D. in Fine Arts Question Paper with Answer Key PDF (June 21 - Shift 3)

DUET Questions

• 1.

  Sigmoid growth curve is represented by

  • $ dN/dt=rN $
  • $ dN/dt=rN\,\,(1-N/K) $
  • $ Nt/No +B +I-D-E $
  • $ dN/dt=1-N/K $
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• 2.

  Which of the following graphs shows the variation of acceleration due to gravity $g$ with depth $h$ from the surface of the earth?

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  • 

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• 3.

  Taxonomic hierarchy refers to

  • stepwise arrangement of all tegories for classification of plants and animal
  • a group of senior taxonomists who decide the nomenclature of plants and animals
  • a list of botanists or zoologists who have worked on taxonomy of a species or group
  • classification of a species based on fossil record
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• 4.

  Which of the following statements is wrong?

  • Pollen grains remain viable for several months because their outer covering is made of sporopollenin
  • No enzyme can degrade sporopollenin
  • Pollen grains are well represented in fossil strata due to sporopollenin
  • Pollen wall has cavities containing proteins
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• 5.

  Phagocytosis and pinocytosis are collectively termed as

  • endocytosis
  • suspension feeding
  • omnivores
  • mucous trap
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• 6.

  The mobility of charge carriers increases with

  • increase in the average collision time
  • increase in the electric field
  • increase in the mass of the charge carriers
  • decrease in the charge of the mobile carriers
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