Biology: The Fundamental Unit - Chapter 5 Quiz
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Questions and Answers

What did Robert Hooke observe when examining a thin slice of cork?

  • The cork was transparent and had a smooth surface
  • The cork resembled a honeycomb structure with many little compartments (correct)
  • The cork had irregular, jagged edges
  • The cork was made up of long, fibrous strands

What substance did Robert Hooke examine to make his chance observation?

  • Pine
  • Cork (correct)
  • Bamboo
  • Cotton

What did Robert Hooke call the small compartments he observed in the cork?

  • Cells (correct)
  • Segments
  • Boxes
  • Pores

What year did Robert Hooke make his chance observation through a self-designed microscope?

<p>1665 (C)</p> Signup and view all the answers

What is the significance of Robert Hooke's observation in the history of science?

<p>It showed that living things consist of separate units called cells (A)</p> Signup and view all the answers

What did Robert Hooke use to describe the small compartments he observed in the cork?

<p>Cells (B)</p> Signup and view all the answers

What is the purpose of putting the onion peel in a watch-glass containing water?

<p>To prevent the peel from getting folded or dry (B)</p> Signup and view all the answers

What is the purpose of using a pair of forceps to peel off the onion skin?

<p>To remove the epidermis from the concave side of the onion (A)</p> Signup and view all the answers

What is the purpose of using safranin solution on the piece of onion peel?

<p>To stain the cell structures for better visibility (B)</p> Signup and view all the answers

What did Robert Hooke observe for the first time with the help of a primitive microscope?

<p>Cells in a cork slice (D)</p> Signup and view all the answers

Who discovered the free living cells in pond water for the first time?

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

Who coined the term 'protoplasm' for the fluid substance of the cell?

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

Who presented the cell theory that all plants and animals are composed of cells?

<p>Schleiden and Schwann (C)</p> Signup and view all the answers

Who suggested that all cells arise from pre-existing cells, further expanding the cell theory?

<p>Virchow (C)</p> Signup and view all the answers

'Chlamydomonas, Paramoecium, and bacteria' are examples of what type of organisms?

<p>Unicellular organisms (A)</p> Signup and view all the answers

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