CBSE  /  Class 9  /  Science  /  The Fundamental Unit of Life

  • 1. 
    The proteins and lipids, essential for building the cell membrane, are manufactured by

  • rough endoplasmic reticulum
  • golgi apparatus
  • plasma membrane
  • mitochondria

  • 2. 
    The undefined nuclear region of prokaryotes is also known as

  • nucleus
  • nucleolus
  • nucleic acid
  • nucleoid

  • 3. 
    The cell organelle involved in forming complex sugars from simple sugars are

  • endoplasmic reticulum
  • ribosomes
  • plastids
  • golgi apparatus

  • 4. 
    Which out of the following is not a function of vacuole?

  • Storage
  • Providing turgidity and rigidity to the cell
  • Waste excretion
  • Locomotion

  • 5. 
    Amoeba acquires its food through a process, termed

  • exocytosis
  • endocytosis
  • plasmolysis
  • exocytosis and endocytosis both

  • 6. 
    Cell wall of which one of these is not made up of cellulose?

  • Bacteria
  • Hydrilla
  • Mango tree
  • Cactus

  • 7. 
    Silver nitrate solution is used to study

  • endoplasmic reticulum
  • golgi apparatus
  • nucleus
  • mitochondria

  • 8. 
    Organelle other than nucleus, containing DNA is

  • endoplasmic reticulum
  • golgi apparatus
  • mitochondria
  • lysosomes

  • 9. 
    Kitchen of the cell is

  • mitochondria
  • endoplasmic reticulum
  • chioroplast
  • golgi apparatus

  • 10. 
    Lipid molecules in the cell are synthesised by

  • smooth endoplasmic reticulum
  • rough endoplasmic reticulum
  • golgi apparatus
  • plastids
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