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Grade 9 Cell Transport & Homeostasis Worksheet with Answers
Grade 9 (US) · Year 10 (UK) · Class 9 (India) · Biology
Unit 1: Chemistry of Life & CellsCell Transport & HomeostasisNGSS HS-LS1-3
Diffusion, osmosis and active transport, and how cells keep stable conditions. This free high school worksheet has 12 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.
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Practice Sheetaethelsystems.comCell Transport & Homeostasis
Grade 9 · Biology
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Class
Date
Learning goal: Cell Transport & Homeostasis · NGSS HS-LS1-3
Directions: Read each question carefully and write your answer on the line.
RememberMoving across membranes
- 1
A cell is placed in pure water. What happens to an animal cell?
- 2
What is homeostasis?
- 3
A cell is placed in very salty water. What happens to it?
- 4
What is endocytosis?
- 5
Does passive transport need energy?
- 6
Why do slugs shrivel when salt is put on them?
- 7
What does a hypotonic solution have compared with the cell?
- 8
What is osmosis?
- 9
Why don't plant cells burst in fresh water?
- 10
What controls what enters and leaves a cell?
- 11
What is diffusion?
- 12
Does active transport need energy?
★ Challenge corner for fast finishers
Why do you see lightning before you hear thunder?
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Free printable worksheets with answer keys · aethelsystems.com/worksheets/biology/9/cell_transport
Answer key — Cell Transport & Homeostasis (Grade 9)
- 1.water enters and it swells (may burst)
- 2.keeping stable conditions inside the body or cell
- 3.water leaves and the cell shrinks
- 4.a cell taking in large particles by wrapping its membrane around them
- 5.no
- 6.water leaves their cells by osmosis
- 7.lower solute concentration (more water)
- 8.diffusion of water across a membrane
- 9.the cell wall stops them
- 10.the cell membrane
- 11.movement of particles from high to low concentration
- 12.yes (ATP)
- ★light travels much faster than sound
Answer key (click to show)
- 1.water enters and it swells (may burst)
- 2.keeping stable conditions inside the body or cell
- 3.water leaves and the cell shrinks
- 4.a cell taking in large particles by wrapping its membrane around them
- 5.no
- 6.water leaves their cells by osmosis
- 7.lower solute concentration (more water)
- 8.diffusion of water across a membrane
- 9.the cell wall stops them
- 10.the cell membrane
- 11.movement of particles from high to low concentration
- 12.yes (ATP)
- ★light travels much faster than sound (challenge corner)
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