3569195
Description
Quiz by georgia_rae, updated more than 1 year ago
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Created by georgia_rae
almost 9 years ago
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Question 1
Question
what are the types of passive transport?
Answer
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Diffusion
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facilitated diffusion
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active transport
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osmosis
Question 2
Question
what movement of particles is diffusion?
Answer
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movement from an area of high concentration to an area of low concentration
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movement from an area of low concentration to an area of high concentration
Question 3
Question
Passive transport means energy is required
Answer
- True
- False
Question 4
Question
Whats the difference between diffusion and facilitated diffusion?
Answer
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theres no difference
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facilitated diffusion uses carrier proteins
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facilitated diffusion requires energy
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diffusion is through a semi-permeable membrane and facilitated diffusion is through a permeable membrane
Question 5
Question
Active transport is the movement of particles from an area of low concentration to an area of high concentration
Answer
- True
- False
Question 6
Question
what factors affect diffusion
Answer
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concentration gradient, (difference between the two regions)
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distance
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barriers
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surface area
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energy demand
Question 7
Question
what is osmosis?
Answer
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a passive movement of water through a semi-permeable membrane
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a process of diffusion where energy is required to move water through a semi-permeable membrane
Question 8
Question
passive transport is when the particles are moved down the concentration gradient
Answer
- True
- False
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