Ch. 2.1 review questions
Transcript of Ch. 2.1 review questions
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Ch. 2.1 Review Questions
http://koning.ecsu.ctstateu.edu/cell/cell.html
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Which is NOT part of the cell theory?
A. All cells come from preexisting cells
B. All cells contain a nucleusC. All living things have cellsD. Cells are the smallest unit of life
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Which is NOT part of the cell theory?
A. All cells come from preexisting cellsB. All cells contain a nucleusC. All living things have cellsD. Cells are the smallest unit of life
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Which substance includes DNA and RNA?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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Which substance includes DNA and RNA?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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Which is NOT a macromolecule?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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Which is NOT a macromolecule?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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Which 2 macromolecules store energy?
A. Carbohydrates & ProteinsB. Lipids & ProteinsC. Nucleic Acids & LipidsD. Lipids & Carbohydrates
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Which 2 macromolecules store energy?
A. Carbohydrates & ProteinsB. Lipids & ProteinsC. Nucleic Acids & LipidsD. Lipids & Carbohydrates
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Which substance acts as a protective barrier?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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Which substance acts as a protective barrier?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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Which substance is made up of sugars?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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Which substance is made up of sugars?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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Which substance makes up 70% of the cells volume?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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Which substance makes up 70% of the cells volume?
A. CarbohydratesB. LipidsC. Nucleic AcidsD. ProteinsE. Water
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A Scientific Theory can become a law.
A.TrueB.False
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A Scientific Theory can become a law.
A.TrueB.False
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6. What attempts to predict events in nature under certain conditions?
A. Scientific theoryB. Scientific modelC. Scientific lawD. Scientific
hypothesis
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6. What attempts to predict events in nature under certain conditions?
A. Scientific theoryB. Scientific modelC. Scientific lawD. Scientific
hypothesis
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7. What attempts to explain why something happens in nature?
A. Scientific theoryB. Scientific modelC. Scientific lawD. Scientific
hypothesis
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7. What attempts to explain why something happens in nature?
A. Scientific theoryB. Scientific modelC. Scientific lawD. Scientific
hypothesis
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8. Which of the following do scientific theories and laws have in common?
A. Both try to explain why something happens
B. Both try to predict events in natureC. Both are complex and based on
several hypothesesD. Both can be rejected or modified
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8. Which of the following do scientific theories and laws have in common?
A. Both try to explain why something happens
B. Both try to predict events in natureC. Both are complex and based on
several hypothesesD. Both can be rejected or modified