True/False Indicate whether the
statement is true or false.
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1.
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Organisms, except some primitive plants, are made up of cells.
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2.
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Most plants and animals are single-cell organisms.
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3.
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Cell theory is possible because of Leeuwenhoek’s invention.
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4.
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All cells have the same structure but different functions.
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5.
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Prokaryotic cells have flagellum; eukaryotic cells do not.
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6.
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Most of the life processes of a cell take place in the cytoplasm.
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7.
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Cells make proteins on small structures called amino acids.
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8.
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Smooth and rough endoplasmic reticulum can be found in every animal cell.
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9.
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The heart is an organ made up of nerve, blood, and muscle tissue.
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10.
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Some bacteria are organized into tissue, organs, and organ systems.
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Multiple Choice Identify the
choice that best completes the statement or answers the question.
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11.
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All organisms need _____ to survive.
a. | food, place to live, sunlight | c. | food, water,
sunlight | b. | food, place to live, water | d. | place to live, sunlight, water |
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12.
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The smallest unit of life is the _____.
a. | cell | c. | organism | b. | homeostasis | d. | protein |
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13.
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_____ transports materials within a cell and between cells.
a. | Fast | c. | Sugar | b. | Protein | d. | Water |
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14.
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When an organism dies, the substances in its body are _____ by other
organisms.
a. | recycled | c. | substituted | b. | replaced | d. | transposed |
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15.
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Plants and some bacteria make their own _____.
a. | cells | c. | life spans | b. | food | d. | places to live |
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16.
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Most organisms are made up of more than _____ percent water.
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17.
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If two organisms have the same genus, they are _____.
a. | cetacean | c. | related | b. | dolphins | d. | salamanders |
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18.
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A Swedish naturalist named _____ developed a system of classifying
organisms.
a. | Binomial | c. | Leeuwenhoek | b. | Dichotomous | d. | Linnaeus |
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19.
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The nucleus is the largest of the _____.
a. | chloroplasts | c. | organelles | b. | mitochondria | d. | ribosomes |
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20.
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Chlorophyll can be found in organelles called _____.
a. | amino acids | c. | Golgi bodies | b. | chloroplasts | d. | ribosomes |
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21.
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Which is not found in plant cells?
a. | chloroplast | c. | lysosome | b. | Golgi bodies | d. | mitochondrion |
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22.
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Which is not found in animal cells?
a. | central vacuole | c. | rough endoplasmic reticulum | b. | cytoskeleton | d. | smooth endoplasmic reticulum |
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23.
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Lysosomes are organelles that contain _____ to break down food and cell
waste.
a. | bacteria | c. | digestive chemicals | b. | cellular molecules | d. | viruses |
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24.
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A virus contains which of these parts?
a. | cell membrane | c. | organs | b. | hereditary materials | d. | ribosomes |
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25.
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The rabies virus can infect _____.
a. | a variety of plants. | c. | multiple species | b. | animals but not humans. | d. | pets but not farm
animals |
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26.
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Which of these measures will not help a viral infection?
a. | antibiotics | b. | controlling animals that spread
disease | c. | improving sanitary conditions | d. | vaccinations |
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Matching
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Match each term with correct statement below. a. | binomial nomenclature | e. | homeostasis | b. | cells | f. | life span | c. | dichotomous
key | g. | reproduce | d. | energy | h. | stimuli |
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27.
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a detailed list of identifying characteristics
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28.
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the length of time an organism lives
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29.
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to make more of an organism’s own kind
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30.
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the smallest units that carry on life functions
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31.
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the two-word name that is an organism’s species
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32.
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the internal regulation of life-maintaining processes
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33.
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what all living things use to find food
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34.
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things that cause change
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Short Answer
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35.
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Why do scientists classify life?
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36.
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How are eukaryotic cells different from prokaryotic?
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37.
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What does the cell membrane regulate?
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38.
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How are rough and smooth endoplasmic reticulum different?
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39.
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How was yellow fever eradicated in the United States?
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40.
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What are interferons?
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41.
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What is the immune system?
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