What Are Organisms?

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Questions and Answers

What is homeostasis?

  • The energy production in plants
  • The process of cell division in organisms
  • The ability of an organism to respond to stimuli
  • The process of maintaining a consistent internal environment (correct)

What is a common characteristic shared by both unicellular and multicellular organisms?

  • Using energy to live (correct)
  • Ability to respond to stimuli
  • Structural organization into cells, tissues, organs, and systems
  • Reproduction through cell division

What is the smallest unit of life according to the text?

  • Organs
  • Tissues
  • Organ systems
  • Cells (correct)

How do plants primarily obtain the energy they need to live?

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

Why is it essential for organisms to be able to adapt?

<p>To respond to diverse stimuli (B)</p> Signup and view all the answers

Which type of cells are common in the connective tissue of mammals?

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

What is the main function of muscle tissue?

<p>Allows for bodily movement (B)</p> Signup and view all the answers

Which organelle is responsible for photosynthesis in plant cells?

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

What distinguishes eukaryotic cells from prokaryotic cells?

<p>Presence of a nucleus (A)</p> Signup and view all the answers

Which organisms are known as microorganisms due to their microscopic size?

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

Which domain contains only microorganisms?

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

Which of the following is a unicellular fungus?

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

Which example belongs to the domain Eukarya?

<p>Kelps (brown algae) (D)</p> Signup and view all the answers

Where can Lactobacillus acidophilus be found?

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

What type of organism is Pyrolobus fumarii?

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

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