CBSE  /  Class 11  /  Biology  /  Cell: The Unit of Life

  • 1. 
    The main site for synthesis of lipids is

  • vacuoles
  • RER
  • SER
  • Golgi body

  • 2. 
    The function of ribosomes is

  • metabolism
  • lipid synthesis
  • protein synthesis
  • photosynthesis

  • 3. 
    Which is called Suicidal Bag?

  • Centrosome
  • Lysosome
  • Mesosome
  • Chromosome

  • 4. 
    A nucleosome is a portion of the chromonema containing ______.

  • both DNA and histones
  • only histones
  • both DNA and RNA
  • only DNA

  • 5. 
    The largest cell in the human body is-

  • Nerve cell
  • Muscle cell
  • Liver cell
  • Kidney cell

  • 6. 
    Keeping in view the fluid mosaic model for the structure of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid monolayer to the other (described as flip-flop movement)?

  • Neither lipids, nor proteins can flip-flop
  • Both lipids and proteins can flip-flop
  • While lipids can rarely flip-flop, proteins can not
  • While proteins can flip-flop, lipids can not

  • 7. 
    Cell secretion is done by-

  • Plastids
  • ER
  • Golgi apparatus
  • Nucleolus

  • 8. 
    ___________ increases the surface area for mitochondrial activity.

  • Inner membrane
  • Inter membrane space
  • Matrix
  • Cristae
Report Question
warning
Practice More On Cell: The Unit of Life
Quiz 1 Quiz 2
access_time
  Time