Living Organisms Quiz

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Questions and Answers

What is a characteristic of living organisms?

  • Highly organized structure (correct)
  • Inorganic composition
  • Lack of response to environmental stimuli
  • Ability to generate energy from sunlight

How do living organisms respond to their environment?

  • They sense changes in stimuli and respond accordingly (correct)
  • They do not respond to environmental changes
  • They rely solely on instinctive behaviors
  • They remain unchanged regardless of stimuli

What is a method of reproduction for living organisms?

  • Extraterrestrial reproduction
  • Asexual reproduction (correct)
  • Inorganic reproduction
  • Non-reproductive growth

What is necessary for living organisms to maintain homeostasis?

<p>Ability to adapt to different conditions (B)</p> Signup and view all the answers

What is an example of adaptation for maintaining homeostasis?

<p>Muscle contraction and shivering to generate heat when cold (B)</p> Signup and view all the answers

What is not a characteristic of living things?

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

What distinguishes living organisms from non-living things?

<p>Ability to reproduce (C)</p> Signup and view all the answers

What are the six main elements that make up living things?

<p>Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur (A)</p> Signup and view all the answers

What are the four major carbon-based molecules found in cells?

<p>Carbohydrates, Proteins, Lipids, Nucleic acids (A)</p> Signup and view all the answers

What is the most abundant molecule in cells?

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

What is the function of the circulatory system in humans?

<p>Transports blood around the body (A)</p> Signup and view all the answers

What are the two types of organisms based on the number of cells they are made of?

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

What do nucleic acids contain?

<p>The genetic information of the cell (B)</p> Signup and view all the answers

What is the main function of the respiratory system in humans?

<p>Facilitates gas exchange (B)</p> Signup and view all the answers

What is the role of the immune system in the body?

<p>Protects the body from pathogens (B)</p> Signup and view all the answers

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