Podcast
Questions and Answers
What is the primary substance that living organisms need to transport for cellular processes?
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?
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?
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?
What is necessary for the process of nutrient absorption into the blood?
Which of the following describes the movement of gas exchange in the lungs?
Which of the following describes the movement of gas exchange in the lungs?
What happens to waste products like urea in a living organism?
What happens to waste products like urea in a living organism?
What is the main factor driving the diffusion of substances in the body?
What is the main factor driving the diffusion of substances in the body?
What are matter particles doing when they undergo diffusion?
What are matter particles doing when they undergo diffusion?
Which of the following statements about diffusion is true?
Which of the following statements about diffusion is true?
Flashcards
Diffusion definition
Diffusion definition
The movement of particles from a high concentration area to a low concentration area.
Diffusion and matter
Diffusion and matter
Matter is made of moving particles. Diffusion happens due to their movement.
Concentration gradient
Concentration gradient
The difference in concentration between two areas.
Diffusion and the body
Diffusion and the body
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Respiratory system
Respiratory system
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Transport systems
Transport systems
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Nutrients into blood
Nutrients into blood
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What is matter
What is matter
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How to tell if something diffuses into blood
How to tell if something diffuses into blood
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