NUMS MDCAT Past Paper 2023 MCQs

 Most abundant organic compound in mammalian cells:

  • Water
  • Proteins
  • Carbohydrates
  • lipid

 _____ are spherical sacs, surrounded by a single membrane and contain hydrolytic enzymes:

  • Golgi bodies
  • Lysosomes
  • Mitochondria
  • Chloroplast

Select one which is not the function of smooth endoplasmic reticulum :

  • Processing of glycoproteins
  • Transport of materials
  • Metabolism of lipids
  • Transmission of impulses

According to othe fluid mosaic model of cell membrane, which zone is embedded inside:

  • Globular
  • Filamentous
  • Hydrophillic
  • Hydrophobic

The folds of inner membrane of mitochondria

  • Infolds
  • Cristae
  • Mesosomes
  • Cisternae

 Each centriole is composed of _____ of microtubules:

  • Eight triplets
  • Five triplets
  • Seven triplets
  • Nine triplets

Tonoplast is the membrane separating:

  • Cytoplasm and nucleoplasm
  • Vcuole and nucleoplasm
  • Vacuole and cytoplasm
  • Vacuole and stroma

Pollination is facilitated by:

  • Chloroplast
  • Amyloplast
  • Chromoplast
  • Leucoplast

Secondary cell wall in plants is present:

  • Outer to primary wall
  • Between primary wall and plasma membrane
  • Inner to plasma membrane
  • In between rimary walls

 Mesentric veins drain the blood from:

  • Gall bladdder
  • Liver
  • Stomach
  • Large intestine

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