Movement of Materials in and Out of Cells (HSC SSCE Biology): Quizzes
📚Quizzes
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Practise the questions
10 questions from this quiz
What term describes the cell membrane's ability to control which substances pass through it?
What term describes the cell membrane's ability to control which substances pass through it?
Selectively permeable
Which molecules have HIGH permeability through the cell membrane?
Which molecules have HIGH permeability through the cell membrane?
Neutral molecules like O₂ and CO₂
Diffusion is the net movement of molecules from high to low concentration. Does it require energy?
Diffusion is the net movement of molecules from high to low concentration. Does it require energy?
No, it requires no energy input
Which protein helps glucose cross the cell membrane during facilitated diffusion?
Which protein helps glucose cross the cell membrane during facilitated diffusion?
Carrier proteins
In osmosis, water moves from a dilute solution to a concentrated solution. Why?
In osmosis, water moves from a dilute solution to a concentrated solution. Why?
From high to low water concentration
A solution with lower solute concentration than the cell's cytoplasm is called:
A solution with lower solute concentration than the cell's cytoplasm is called:
Hypotonic
What happens to a plant cell placed in a hypertonic solution?
What happens to a plant cell placed in a hypertonic solution?
Plasmolysis occurs
Which feature distinguishes active transport from diffusion?
Which feature distinguishes active transport from diffusion?
It moves substances against a gradient
What is the difference between phagocytosis and pinocytosis?
What is the difference between phagocytosis and pinocytosis?
Phagocytosis engulfs solids; pinocytosis liquids
Why do smaller cells exchange materials more efficiently than larger cells?
Why do smaller cells exchange materials more efficiently than larger cells?
They have a higher SA:V ratio