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Biology: Cells
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What are the two main types of cells?
Unicellular and multicellular cells
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TRUE or FALSE: Animals, plants, and fungi are examples of many-celled eukaryotes.
True
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What are the differences between prokaryotic and eukaryotic cells?
Prokaryotic cells do not have a nucleus, while eukaryotic cells have a nucleus and organelles.
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Between the nucleus and cell membrane is a liquid substance called?
Cytoplasm
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What is the fluid inside a cell?
Cytoplasm
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The basic unit that makes up living things is called the ____.
Cell
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Groups of similar cells that carry out a specific function in the organism
Tissue
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What are the tiny building blocks of life?
Cells
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Activities or jobs of the cell are directed by the ____.
Nucleus
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Give at least two examples of one-celled or unicellular organisms
Protozoa, bacteria, archaea, diatoms, etc...
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TRUE or FALSE. When an organism is in the process of growing, the number of cells that form and their size increase.
False. The size of a many-celled organism bears no relation to the size of its cells.
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What is chloroplast, central vacuole and cell wall?
These three organelles can be found in plant cells but not in animal cells.
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What is the cell theory?
"All living things or organisms are made of cells"
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TRUE or FALSE: All eukaryotes are multicellular.
False
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What is the largest and most diverse group of organisms with prokaryotic cells?
Bacteria
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Chloroplasts are found only in plant cells, they absorb sunlight to make ________.
Food
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It is the instrument that uses advanced technology to overcome the limitations of human sight and observe extremely tiny objects.
Light microscope
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What is the name of the structure that is composed of at least two or more tissue types and performs a specific set of functions for the body?
Organ
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Which of the following is true of all unicellular organisms? A. They are all prokaryotes. B. They all reproduce. C. They all have a nucleus.
B.
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What are the three main features of a cell? Give the name and function of each feature.
Plasma Membrane, Cytoplasm, Genetic Material
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