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1 | |
What is a characteristic of living things that sets them apart from the nonliving? |
| | A) | respond to a stimulus |
| | B) | grow and reproduce |
| | C) | adaptation to a way of life |
| | D) | All of these are characteristics of living things. |
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2 | |
___________ is the study of life, using the scientific method. |
| | A) | Science |
| | B) | Biology |
| | C) | Chemistry |
| | D) | Culture |
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3 | |
Choose the highest level of organization. |
| | A) | tissues |
| | B) | organs |
| | C) | cells |
| | D) | organ systems |
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4 | |
What is meant by "maintaining homeostasis"? |
| | A) | to keep a living area neat and clean |
| | B) | to keep the population size within certain limits |
| | C) | to maintain the internal environment for cells within certain limits |
| | D) | to keep predators at bay, protecting the family unit |
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5 | |
What human organ system is responsible for exchanging gases with the outside environment? |
| | A) | respiratory system |
| | B) | endocrine system |
| | C) | excretory system |
| | D) | circulatory system |
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6 | |
What human organ system transports nutrients to the cells and removes their wastes? |
| | A) | digestive system |
| | B) | cardiovascular system |
| | C) | excretory system |
| | D) | immune system |
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7 | |
What part of human existence makes us think we are separate from nature? |
| | A) | our evolutionary history |
| | B) | our use of homes |
| | C) | our cultural heritage |
| | D) | our cellular chemistry differs from other living things |
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8 | |
Choose the correct statement about how humans fit in with the rest of nature. |
| | A) | Humans are a part of an evolutionary process. |
| | B) | Humans share the same cellular chemistry with other living things. |
| | C) | Humans are a part of the biosphere. |
| | D) | All of these are correct. |
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9 | |
How are humans classified? |
| | A) | as protozoans within the protist kingdom |
| | B) | as animals within the moneran kingdom |
| | C) | as vertebrates within the animal kingdom |
| | D) | Humans are not included in the classification scheme. |
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10 | |
Organisms within communities and ecosystems feed on one another to obtain energy and nutrients. What component does not cycle within an ecosystem? |
| | A) | soil nutrients |
| | B) | energy |
| | C) | plant nutrients |
| | D) | components of hard animal structures |
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11 | |
In what way(s) do humans threaten the biosphere and damage ecosystems? |
| | A) | human population size continues to increase rapidly |
| | B) | humans clear forests for farmland |
| | C) | humans tend to alter ecosystems |
| | D) | All of these are ways humans threaten the biosphere and damage ecosystems. |
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12 | |
A(n) ____________ is a scientific principle that is accepted as valid by an overwhelming number of scientists. |
| | A) | hypothesis |
| | B) | theory |
| | C) | objective observation |
| | D) | conclusion |
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13 | |
The _________ theory declares that all organisms contain coded information that dictates their form, function, and behavior. |
| | A) | gene |
| | B) | evolution |
| | C) | cell |
| | D) | homeostasis |
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14 | |
Using the scientific method, a scientist may make initial observations and her next step will be to ____________. |
| | A) | come to a conclusion |
| | B) | study any previous data |
| | C) | perform an experiment |
| | D) | formulate a hypothesis |
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15 | |
Lyme disease is named after ____________. |
| | A) | the town where many people had been diagnosed as having rheumatoid arthritis |
| | B) | the scientist who discovered the disease |
| | C) | the tick that causes the disease |
| | D) | the chemical used to treat the disease |
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16 | |
What type of reasoning is used when you put pieces of information together to formulate a hypothesis? |
| | A) | expansive reasoning |
| | B) | inclusive reasoning |
| | C) | deductive reasoning |
| | D) | inductive reasoning |
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17 | |
After completing an experiment and reporting the findings, it is expected that the results of the experiment ____________. |
| | A) | are proved true |
| | B) | will lead to the production of a new drug |
| | C) | will be repeatable |
| | D) | will be kept secret |
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18 | |
If an experimenter wanted to test whether a certain sweetener was toxic to a group of mice, an appropriate control group would be___________. |
| | A) | a similar group of mice with a different food ration |
| | B) | a similar group of mice with the same food and surroundings but not the sweetener |
| | C) | a different type of mice receiving the same food with sweetener |
| | D) | a similar group of mice receiving sugar in their food rather than sweetener |
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19 | |
___________ is any change in the environment that adversely effects the health and vitality of wildlife, plants and humans. |
| | A) | Extinction |
| | B) | Biodiversity |
| | C) | Pollution |
| | D) | Evolution |
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20 | |
A practice that involves the storage of embryos, sperm, and eggs at very low temperatures is called |
| | A) | cryopreservation |
| | B) | in vitro fertilization |
| | C) | embryology |
| | D) | bioethics |
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21 | |
Because of moral and ethical issues, who should have the responsibility for how to use technology within the realm of science? |
| | A) | only scientists |
| | B) | all people |
| | C) | government officials |
| | D) | only specific individuals responsible for the technology |
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