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An organ, such as the liver, is composed of _____. (Activity 1A)
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| organs |
| populations |
| atoms |
| communities |
| tissues |
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Which of these is an organ system? (Activity 1A)
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| stomach |
| mucosa |
| dog |
| digestive |
| gamete |
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What are the two main types of cells? (Activity 1A)
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| bacteria and archaea |
| plant and animal |
| bacteria and protists |
| prokaryotes and eukaryotes |
| bacteria and eukaryotes |
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The cell in the figure is a(n) _____ cell. (Activity 1B) 
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| prokaryotic |
| fungal |
| animal |
| bacterial |
| plant |
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The cell in the figure is a(n) _____ cell. (Activity 1B) 
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| prokaryotic |
| bacterial |
| animal |
| archaeal |
| plant |
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DNA is composed of building blocks called _____. (Activity 1C)
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| nucleic acids |
| Gs |
| nucleotides |
| adenines |
| amino acids |
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In eukaryotic cells DNA has the appearance of a _____. (Activity 1C)
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| single strand |
| letter U |
| double helix |
| triple helix |
| circle |
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Which of the following is a correct match of cell type with structure? (Activity 1D)
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| nerve cell ... closely joined |
| skin cell ... has a large volume |
| intestinal cell ... closely joined |
| muscle cell ... has proteins that slide back and forth |
| skin cell ... has long extensions |
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Which of these provides your body with energy? (Activity 1E)
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| minerals |
| fats |
| oxygen |
| vitamins |
| light |
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Plants use _____ as a source of energy. (Activity 1E)
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| minerals |
| fats |
| oxygen |
| vitamins |
| light |
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What element is found in all organic compounds? (Activity 1E)
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| carbon |
| oxygen |
| helium |
| iron |
| nitrogen |
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Plants obtain carbon from _____. (Activity 1E)
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| water |
| carbon dioxide |
| sugar |
| oxygen |
| glucose |
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What name is given to organisms that convert the carbon in organic compounds into carbon in carbon dioxide? (Activity 1E)
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| autotrophs |
| heterotrophs |
| plants |
| recyclers |
| decomposers |
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Prokaryotic cells are found in the domain(s) _____. (Activity 1G)
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| Bacteria and Archaea |
| Bacteria and Eukarya |
| Bacteria and Protista |
| Bacteria |
| Protista and Archaea |
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In the five-kingdom system, prokaryotes are placed in the kingdom _____. (Activity 1G)
|
| Protista |
| Animalia |
| Fungi |
| Plantae |
| Monera |
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Which one of the following statements is true? (Activity 1I)
|
| DDT does not help prevent disease from passing from agricultural animals to humans. |
| Cost was a major factor in the United States government's decision to ban DDT. |
| Many
African governments concluded that the potential long-term health effects
of DDT were not as serious as the immediate problem of insect control. |
| DDT cannot accumulate in the fat of animals. |
| The DDT ban in the United States has made it very difficult to control agricultural insect pests. |
