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- 1. Multiple Choice
Which of the following is the smallest unit of life that can carry out all life functions?
the nucleus
the cytoplasm
the cell membrane
the cell
- 2. Multiple Choice
Which three structures are found in both animal and plant cells?
nucleus, cell membrane, and cytoplasm
cell membrane, chloroplasts, and mitochondria
cytoplasm, a cell wall, and nucleus
nucleus, chloroplasts, and cell wall
- 3. Multiple Choice
Which cell structure is found in plant and animals cells and controls what can come into or leave a cell?
cell membrane
cytoplasm
nucleus
cell wall
- 4. Multiple Choice
What is the function of the nucleus?
to produce energy
to control cell activity
to remove waste products
to allow molecules to enter the cell
- 5. Multiple Choice
Chloroplasts in plant cells allow the plant to perform a function that animal cells cannot do. What is the main function of the chloroplasts found in plant cells?
to absorb light energy and make food
to remove waste materials
to control all the processes in the cell
to control the shape of the cell
- 6. Multiple Choice
What is the function of a cell wall?
to protect and support the cell
to make food for the cell
to prevent water from passing through it
to prevent oxygen from entering the cell
- 7. Multiple ChoiceIn what part of the plant cell does the process of photosynthesis take place?nucleusmitochondriachloroplastsvacuoles
- 8. Multiple Choice
The basic unit of life.
chloroplast
nucleus
cell
cell membrane
- 9. Multiple ChoiceThis thin layer protects the cell and regulates what substances enter and leave the cell.cell membranecellcell wallgolgi body
- 10. Multiple Choice
In a plant cell, this is a stiff wall that surrounds the membrane, giving the cell a rigid, boxlike shape?
cell membrane
cell
ribosome
cell wall
- 11. Multiple ChoiceThese organelles capture energy from sunlight and use it to produce food for the cell.cell membranechloroplastscell wallribosomes
- 12. Multiple ChoiceA gel-like fluid in which many different organelles are found.cell membranenucleusorganellecytoplasm
- 13. Multiple Choice
This organelle directs all the cell's activities.
cytoplasm
chloroplasts
cell wall
nucleus
- 14. Multiple Choice
The movement of molecules from higher concentration to lower concentration is
diffusion
cell division
oxidation
photosynthesis
- 15. Multiple Choice
What organelles are only found in PLANT cells
nucleus & cell membrane
cell wall & chloroplasts
cytoplasm & nucleus
cell membrane & cell wall
- 16. Multiple Choice
An organism made of one cell is called
one-celled organism
multicellular organism
many-celled organism
mitochondria
- 17. Multiple Choice
How are one-celled organisms different from multicellular organisms?
There are no differences.
They are made of many cells.
They are not a complete organism.
They are a complete organism in one cell.
- 18. Multiple Choice
The process of combining food and oxygen to create energy is called
cell division
oxidation
diffusion
fission
- 19. Multiple Choice
For any life activity, a living thing needs
movement
energy
growth
bananas
- 20. Multiple Choice
The three main parts of a cell are
nucleus, cytoplasm, cell wall
nucleus, cell membrane, cytoplasm
nucleus, cell membrane, chloroplasts
cell membrane, cytoplasm, cell wall
- 21. Multiple Choice
A ____________________________ is in a plant cell, but is not found in an animal cell.
cytoplasm
cell wall
nucleus
cell membrane
- 22. Multiple Choice
A scratch in your skin heals because cells
build new cell walls
create more chloroplasts
divide and make new cells
build new cambium cells
- 23. Multiple Choice
Cell division takes place in
every living thing
newly formed living things only
animal cells only
plant cells only
- 24. Multiple Choice
The chromosomes
are the food of all animal cells.
determine the characteristics of the organism.
are the green matter of plant cells.
are the main component of cell walls.
- 25. Multiple Choice
One-celled organisms may reproduce by
photosynthesis
diffusion
fission
oxidation
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