Question 1
Question
Which of these statements are true?
Answer
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In Diffusion, substances move from low to high concentration.
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In Active Transport, dissolves molecules move from low to high concentration.
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In Osmosis, water molecules from a dilute solution to a concentrated solution across a semi-permeable membrane.
Question 2
Question
In Diffusion, substances move from a high to low concentration.
Question 3
Question
In Diffusion, substances move from low to high concentration.
Question 4
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In Active Transport, dissolved molecules move across a cell membrane from a low to high concentration.
Question 5
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In Active Transport, dissolved molecules move across a cell membrane from a high to low concentration.
Question 6
Question
Osmosis is th diffusion of water molecules from a dilute solution to a concentration solution across a semi-permeable membrane.
Question 7
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Osmosis is th diffusion of water molecules from a concentrated solution to a dilute solution across a semi-permeable membrane.
Question 8
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Active transport moves [blank_start]up[blank_end] a concentration Gradient
Question 9
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Diffusion moves [blank_start]up[blank_end] a concentration gradient.
Question 10
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Active transport does need energy to work.
Question 11
Question
Active transport does not need energy to work.
Question 12
Question
Diffusion does need energy to work.
Question 13
Question
Diffusion does need energy to work.
Question 14
Question
Water molecules [blank_start]can[blank_end] diffuse freely across a [blank_start]semi-permeable[blank_end] membrane, Sugar molecules [blank_start]cannot[blank_end] diffuse freely.
Answer
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cannot
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can
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semi-permeable
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permeable
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cannot
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can
Question 15
Question
[blank_start]Urea[blank_end], Oxygen & [blank_start]Water[blank_end] can diffuse into cells
Answer
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Urea
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Glucose
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Water
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Carbon dioxide
Question 16
Question
[blank_start]Urea[blank_end], [blank_start]Carbon Dioxide[blank_end] and excess water diffuse out of cells.
Answer
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Urea
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Glucose
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Carbon Dioxide
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Oxygen
Question 17
Question
Osmosis is similar to diffusion but only explains the movement of water molecules.
Question 18
Question
Active Transport is similar to diffusion but only explains the movement of water molecules.
Question 19
Question
Within the body, Glucose is actively transported from the small intestine into the blood across villi.
Question 20
Question
Within the body, Urea is actively transported from the small intestine into the blood across villi.
Question 21
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In plants, Glucose are actively transported from the soil through root hair cells.
Question 22
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In plants, Mineral Ions are actively transported from the soil through root hair cells.
Question 23
Question
An increased concentration gradient causes a higher rate of diffusion.
Question 24
Question
An increased concentration gradient does not effect the rate of diffusion.
Question 25
Question
An higher temperature causes a higher rate of diffusion.
Question 26
Question
An lower temperature causes a higher rate of diffusion.