Cell Structure and Function

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Questions and Answers

What is the main function of the cell membrane?

  • Direct cell's life processes
  • Storage of substances
  • Regulate movement of materials (correct)
  • Manufacturing surface

Which organelle is responsible for storage, modification, and packaging of substances in the cell?

  • Nucleus
  • Golgi apparatus (correct)
  • Mitochondria
  • Endoplasmic reticulum

What is the function of plastids in plant cells?

  • Maintain cell shape
  • Synthesize proteins
  • Store pigments (correct)
  • Regulate cell growth

Which structure separates the nucleus from the cytoplasm in eukaryotic cells?

<p>Double-layered membrane (D)</p> Signup and view all the answers

What process involves cells dividing to form gametes for reproduction?

<p>Meiosis (D)</p> Signup and view all the answers

Which feature allows plant, fungi, and bacteria cells to exist in hypotonic environments?

<p>Cell wall (A)</p> Signup and view all the answers

Why do the daughter cells produced by meiosis have half the number of chromosomes compared to the mother cells?

<p>To facilitate gamete formation (D)</p> Signup and view all the answers

What is the primary function of chloroplasts in a cell?

<p>Photosynthesis (D)</p> Signup and view all the answers

What is the main purpose of a central vacuole in plant cells?

<p>Maintaining turgidity and storing substances (B)</p> Signup and view all the answers

How do prokaryotic cells differ from eukaryotic cells?

<p>Eukaryotic cells divide by binary fission (A)</p> Signup and view all the answers

Why do cells in organisms divide?

<p>For growth of body, replacing dead cells, and forming gametes (D)</p> Signup and view all the answers

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