Biology Chapter on Transport and Diffusion
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Questions and Answers

What is the primary substance that living organisms need to transport for cellular processes?

  • Glucose (correct)
  • Heat
  • Light
  • Sound
  • In what manner do particles move during the process of diffusion?

  • From high to low concentration (correct)
  • Against the concentration gradient
  • Randomly without a pattern
  • From low to high concentration
  • How does your body recognize the smell of food cooking?

  • Through particles diffusing into your nose (correct)
  • Feeling the heat from the cooking
  • Hearing the sounds of cooking
  • Seeing the food being prepared
  • What is necessary for the process of nutrient absorption into the blood?

    <p>Diffusion</p> Signup and view all the answers

    Which of the following describes the movement of gas exchange in the lungs?

    <p>Diffusion</p> Signup and view all the answers

    What happens to waste products like urea in a living organism?

    <p>They are transported and removed</p> Signup and view all the answers

    What is the main factor driving the diffusion of substances in the body?

    <p>Concentration gradient</p> Signup and view all the answers

    What are matter particles doing when they undergo diffusion?

    <p>Constantly in random motion</p> Signup and view all the answers

    Which of the following statements about diffusion is true?

    <p>It can occur in both living and non-living systems.</p> Signup and view all the answers

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