Number of Cells in Organisms Categorization
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Questions and Answers

What is the term for organisms composed of a single cell?

  • Monocellular (correct)
  • Pluricellular
  • Macroscopic
  • Multicellular

What is the term for the phenomenon of having a fixed number of cells in some multicellular organisms?

  • Eutely (correct)
  • Mitosis
  • Metamorphosis
  • Eutrophy

Which of the following organisms is unicellular?

  • Human
  • Elephant
  • Rose plant
  • Amoeba (correct)

In which organisms does mitosis stop during embryonic development?

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

Which tissue in humans contains approximately 30 trillion corpuscles?

<p>Blood (vascular tissue) (D)</p> Signup and view all the answers

Explain the difference between unicellular and multicellular organisms based on the number of cells.

<p>Unicellular organisms are composed of a single cell, while multicellular organisms consist of numerous cells.</p> Signup and view all the answers

What is eutely and give an example of organisms that exhibit this phenomenon?

<p>Eutely is the phenomenon of having a fixed, genetically constant number of cells. Rotifers and nematodes are examples of organisms exhibiting eutely.</p> Signup and view all the answers

How many corpuscles are found in the blood (vascular tissue) of a human?

<p>Approximately 30 trillion corpuscles.</p> Signup and view all the answers

Explain the concept of having a fixed number of cells in multicellular organisms.

<p>Some multicellular organisms have a fixed number of cells, where mitosis stops during embryonic development.</p> Signup and view all the answers

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