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Questions and Answers
Which of the following is a characteristic of diffusion?
Which of the following is a characteristic of diffusion?
- It depends on factors such as temperature and concentration difference (correct)
- It is the movement of water molecules from a region of higher water concentration to a region of lower water concentration
- It requires energy
- It occurs from low concentration to high concentration
Which of the following is NOT an example of diffusion?
Which of the following is NOT an example of diffusion?
- The smell of perfume
- Diffusion of oxygen into a cell for respiration
- Gaseous exchange in alveoli of lungs
- Absorption of food in villi (correct)
Which of the following factors does NOT affect the rate of diffusion?
Which of the following factors does NOT affect the rate of diffusion?
- Temperature
- Distance
- Size of the molecules (correct)
- Concentration difference
What does the presence of a yellow precipitate indicate in the iodoform test for alcohol?
What does the presence of a yellow precipitate indicate in the iodoform test for alcohol?
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When is fermentation considered complete?
When is fermentation considered complete?
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What is the movement of water molecules from a region of higher water concentration to a region of lower water concentration called?
What is the movement of water molecules from a region of higher water concentration to a region of lower water concentration called?
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Which of the following is NOT a factor that affects the rate of diffusion?
Which of the following is NOT a factor that affects the rate of diffusion?
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What is the process called when water vapor moves through the stomata of a leaf?
What is the process called when water vapor moves through the stomata of a leaf?
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Which of the following is NOT a characteristic of diffusion?
Which of the following is NOT a characteristic of diffusion?
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What is the purpose of the iodoform test for alcohol?
What is the purpose of the iodoform test for alcohol?
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