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Biology
9th -
10thgrade
Biology Chapter 7 Cell Structure and Function Review
30 questions
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- 1. Multiple ChoiceWhat is something that prokaryotic and eukaryotic cells have in common?
They have a nucleus.
They are multi-cellular.
They have DNA.
They have organelles that are membrane-bound.
- 2. Multiple ChoiceWhat is facilitated diffusion?
Transport that uses proteins to help move molecules across the membrane.
Movements of substances through a membrane.
When molecules spread from High to Low concentration on their own.
When pressure pushes something through a membrane.
- 3. Multiple ChoiceWhat macromolecules help to make the cell membrane?
Proteins
Carbohydrates
Phospholipids
All of the above
- 4. Multiple ChoiceAll of the following statements are true about prokaryotic cells EXCEPT
No nucleus
They are simple and small
Have a cell wall
Have organelles
- 5. Multiple ChoiceWhich of the following is the best example of osmosis?
NA/K Pump
Water moving though the cell membrane
Kidneys
Photosynthesis
- 6. Multiple ChoiceMovement of materials through a vesicle into the cell that requires energy is
exocytosis
endocytosis
osmosis
simple diffusion
- 7. Multiple ChoiceWhat are the 2 parts of a phospholipid?
Hydrophobic head, hydrophilic tails
Hydrophobic heads, hydrophobic tails
Hydrophilic heads, hydrophobic tails
Hydrophilic heads, hydrophilic tails
- 8. Multiple ChoiceWhat is an isotonic solution?
When solutions are in equilibrium
When the solution has more solute
When the solution has less solute
Has a greater pressure
- 9. Multiple ChoiceWhich of the following is correct about the Golgi?
Digests waste materials
Protection and Support
Modifies and packages molecules
cellular movement
- 10. Multiple ChoiceMolecules using simple diffusion move from
high to low concentrations
low to high concentrations
no concentrations
both concentrations
- 11. Multiple ChoiceAn Amoeba is a unicellular, animal-like protist that lives in ponds and streams. According to cell theory, where did this cell come from?
another pre-existing amoeba cell.
energy from sun that allowed the protist to reproduce.
a multicellular organism.
the nonliving environment.
- 12. Multiple ChoiceWhat tool do you use to view the cells?
metric ruler
centrifuge
microscope
telescope
- 13. Multiple ChoiceWhich of the following is NOT a cell theory.
All non-living things are made of cells
All cells come from pre-existing cells
Cells are the basic unit of structure and function of all living things
- 14. Multiple ChoiceWhat is the basic structural and functional unit of all living things?
atom
cell
molecule
human
- 15. Multiple ChoiceWhich of the following statements is not part of the cell theory?
Cells are the basic unit of structure and function in all living things.
All cells are produced from other cells.
Only animal cells are composed of cells.
All living things are composed of cells.
- 16. Multiple ChoiceHow are unicellular organisms different from multicellular organisms?
There are no differences.
They are made of many cells.
They are only classified as prokaryotes.
They are made of only one cell.
- 17. Multiple ChoiceThis cell is simple. Only genetic material, cytoplasm and ribosomes inside.
Eukaryotic
Prokaryotic
Plant
Animal
- 18. Multiple ChoiceComplex cell. Can be plant or animal. Contains membrane bound organelles.
Eukaryotic Cell
Prokaryotic Cell
Bacteria
Blood cell
- 19. Multiple ChoiceThe function of this organelle is to break down food, worn out cell/cell organelles.
Nucleus
Vacuole
Ribosome
Lysosome
- 20. Multiple Choice
This function of this organelle is to break down glucose to make cell energy that the organism can use.
Chloroplasts
Mitochondria
Nucleus
ATP
- 21. Multiple ChoiceThis organelle traps sunlight and uses that energy to convert it to food.
Mitochondria
Chloroplasts
Lysosomes
Chlorophyll
- 22. Multiple ChoiceWhat organelle is called the "powerhouse" of a cell?
Endoplasmic Reticulum
Nucleus
Mitochondria
Nucleolus
- 23. Multiple ChoiceWhat is the function of the vacuole?
Sac that stores water, nutrients, and waste products
Sac filled with digestive chemicals
Jelly-like substance within the plasma membrane
stack of membranes that packages chemicals
- 24. Multiple ChoiceWhat is the function of nucleus?
Structure that organizes motion of chromosomes.
Structure that contains DNA and directs the cell
Membrane that surrounds and protects the cell
Stack of membranes that packages chemicals
- 25. Multiple ChoiceWhat is it called when molecules move across the cell membrane from an area of high concentration to an area of low concentration through a carrier protein?
Diffusion
Osmosis
Active Transport
Facilitated Diffusion
- 26. Multiple ChoiceWhy is diffusion and osmosis important to cells?
It allows them to take in materials without using energy.
It allows them to reproduce.
It allows them to absorb sunlight.
It allows cells to use all energy.
- 27. Multiple Choice
If a gummy bear is placed in salt water, the mass of the gummy bear will decrease because water will move out of the gummy bear. What process does this represent?
osmosis
fermentation
respiration
diffusion
- 28. Multiple Choice
Hypertonic
Isotonic
Hypotonic
Nontonic
- 29. Multiple Choice
Hypertonic
Isotonic
Hypotonic
Nontonic
- 30. Multiple Choice
When a cell excretes the materials this is known as...
Exocytosis
Endocytosis
Passive Transport
Diffusion
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