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Science
6th
grade
6th Grade - Characteristics of Cells/Cell structure and function
23 questions
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- 1. Multiple Choice
A(n) ___________________ is any living thing.
organism
cell
atom
prokaryote
- 2. Multiple Choice
The smallest functional and structural unit of a living thing is called a(n)
cell
organism
atom
nucleus
- 3. Multiple Choice
Who was the first person to describe a cell?
Robert Hooke
Anton vonLeuvenheok
James Schlieden
- 4. Multiple Choice
How was the first cell observed?
from pond water under a microscope
from a piece of cork tree bark under a microscope
by a human looking at it with their naked eye
- 5. Multiple Choice
The ____________________ lists 3 basic characteristics of all cells and organisms and is the fundamental study of organisms, medicine, heredity, evolution and all other aspects of life sciences.
surface area-to-volume ratio
cell hypothesis
cell theory
cell evolution
- 6. Multiple Choice
An organism that is made up of one cell is called a(n) ____________ organism.
eukaryotic
unicellular
multicellular
structural
- 7. Multiple Choice
An organism that is made up of one or more cells is called a(n) ____________________ organism.
unicellular
multicellular
prokaryotic
structural
- 8. Multiple Choice
True or False: A cell organelle that is found in animal cells but usually not in plant cells is a vacuole.
True
False
cell organelle that is found in animal cells but usually not in plant cells is a vacuole.
cell organelle that is found in animal cells but usually not in plant cells is a lysosome.
- 9. Multiple Choice
Jorge looks through a microscope and observes the structures of cells on a microscope slide. He concludes that the cells he observes are eukaryotic cells. Which of the following structures did Jorge most likely observe before making his conclusion?
nucleus
cytoplasm
cell membrane
genetic material
- 10. Multiple Choice
Which of the following correctly describes cellular respiration?
It takes place in the chloroplast of most plant cells.
It happens only when cells need to produce more proteins.
It is the process that breaks down sugars and releases energy.
It happens in the cellular organelles that do not have a membrane.
- 11. Multiple Choice
Which of the following structures is found in a plant cell and is the rigid structure that surround the cell membrane and provides support and protection to the cell?
cell wall
cell membrane
cytoskeleton
cytoplasm
- 12. Multiple Choice
In biology class, Zach observes cells. Each cell has a structure that separates the inside of the cell from the environment. Which structure is Zach observing?
nucleus
cytoskeleton
cell membrane
genetic material
- 13. Multiple Choice
What is the main function of the chloroplasts in a plant cell?
They produce proteins.
They store water and food.
They perform photosynthesis.
They protect cells from the surrounding environment.
- 14. Multiple Choice
What is a difference between eukaryotic cells and prokaryotic cells?
Only prokaryotic cells have cytoplasm.
Only eukaryotic cells have a cell membrane
Only prokaryotic cells have genetic material.
Only eukaryotic cells have membrane-bound organelles.
- 15. Multiple Choice
This diagram shows a living cell. Which statement correctly identifies the cell type and explains why?
This a plant cell; the evidence is the cell wall.
This is a plant cell; the evidence is the nucleus.
This is an animal cell; the evidence is the mitochondria.
This is an animal cell; the evidence is the cell membrane.
- 16. Multiple Choice
If you were to compare the function of a cell to the function of a city, which of the following organelles would the be city's power plant?
nucleus
lysosome
mitochondria
golgi complex
- 17. Multiple Choice
Which of the following organelles is typically found only in animal cells?
ribosomes
lysosomes
chloroplast
Golgi complex
- 18. Multiple Choice
Which of the following cell structures forms a barrier between the cell and environment in plant cells, but not in animal cells?
DNA
nucleus
cell wall
ribosomes
- 19. Multiple Choice
Which of the following cell structures captures and stores the sun's energy in plant cells, but not in animal cells?
chloroplast
mitochondria
Golgi complex
endoplasmic reticulum
- 20. Multiple Choice
This process releases energy by breaking down glucose (sugar) and other food molecules in the presence of oxygen.
cellular respiration
photosynthesis
cell theory
cytoskeleton
- 21. Multiple Choice
In a plant cell, this organelle stores water.
central vaculoe
chloroplast
cell wall
mitochondria
- 22. Multiple Choice
This cell organelle is found both in plant and animal cells and consists of a system of membranes that is found in the cell's cytoplasm and assists in the production, processing, and transport of proteins and in the production of lipids.
mitochondria
endoplasmic reticulum
golgi complex
lysosome
- 23. Multiple Choice
This process is performed in plants and some protists where they use light energy to convert water and carbon dioxide into oxygen and sugars (glucose).
photosynthesis
cellular respiration
cell theory
cytoskeleton
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