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1.04 Week 1 Quiz

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    184170
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    cc_profilecc.exam.v0p1qmd_assessmenttypeExaminationqmd_scoretypePercentagecc_maxattempts1
    cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">Scientists use observations and data to form and test</span></p>constants.hypotheses.theories.conclusions.2100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">During an experiment, which factors are observed and measured?</span></p>dependent variablesindependent variablesconstantshypotheses5100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">The variety of life across the biosphere is called</span></p>biodiversity.genomics.homeostasis.ecology.9100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">What is the name given for genetic changes in living things over time?</span></p>adaptationhomeostasisevolutionnegative feedback15100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">Organisms rely on both negative feedback processes and behavior to maintain</span></p>homeostasis.adaptations.ecosystems.evolution.17100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">Exploring how indoor air pollutants lead to respiratory problems is an example of using biology to</span></p>develop biotechnology.monitor global change.improve human health.make ethical decisions.23100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">Which is true about a dependent variable in an experiment?</span></p>It is the experimental data.It is manipulated by a scientist.It never changes during the experiment.It is not affected by the independent variable.25100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">Scientific theories can change when scientists</span></p>prepare and test different hypotheses.criticize existing data.provide conflicting scientific evidence.prove an alternate theory.31100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">Which is the correct description of evolution?</span></p>relationship between organisms'structure and functionbeneficial inherited trait that is passed to future generationschange in the genetic makeup of a population over timechange in biodiversity across Earth's surface35100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">Which of the following are most important for an organism to maintain homeostasis?</span></p>behaviors and negative feedbackreproduction and developmentinteractions with nonliving thingsdependence on other organisms37100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">An understanding of biology helps you evaluate important issues based on</span></p>hypotheses.economics.evidence.opinions.43100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">Which of the following do scientists <em>not</em> use to support ideas?</span></p>opinionsevidenceexperimentsinvestigations45100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">A hypothesis is a</span></p>definite answer to a given problem.testable possible explanation of an observation.proven statement.concluding statement.50100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">A planned procedure to test a hypothesis is called a(n)</span></p>prediction.experiment.control.variable.54100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">A general explanation for a broad range of data is called a</span></p>hypothesis.theory.prediction.controlled experiment.58100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">A scientific theory is</span></p>absolutely certain and never questioned.unchangeable.revised as new evidence is presented.a controlled experiment.63100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">All living things maintain a balance within their cells and with the environment through the process of</span></p>growth.development.homeostasis.evolution.67100cc_profilecc.multiple_choice.v0p1<p><span style="font-size: 16px;">Which of the following is considered to be one of the <em>most</em> important applications of biology?</span></p>biometricsgenetic engineeringenvironmental scienceassistive technologies71100cc_profilecc.essay.v0p1qmd_computerscoredNo<p><span style="font-size: 16px;">Write a hypothesis to explain why the water level in an aquarium is going down.</span></p>100cc_profilecc.essay.v0p1qmd_computerscoredNo<p></p> <table class="s_table s_table_border" style="margin-top: 1em;"> <tbody> <tr> <td><span style="font-size: 14px;"><strong>Seedling</strong></span></td> <td><span style="font-size: 14px;"><strong>Soil</strong></span></td> <td><span style="font-size: 14px;"><strong>Soil Appearance</strong></span></td> <td><span style="font-size: 14px;"><strong>Plant Height at 10 Days</strong></span></td> </tr> <tr> <td><span style="font-size: 14px;">1</span></td> <td><span style="font-size: 14px;">potting soil</span></td> <td><span style="font-size: 14px;">damp, light</span></td> <td></td> </tr> <tr> <td><span style="font-size: 14px;">2</span></td> <td><span style="font-size: 14px;">sand</span></td> <td><span style="font-size: 14px;">dry, course</span></td> <td></td> </tr> <tr> <td><span style="font-size: 14px;">3</span></td> <td><span style="font-size: 14px;">clay</span></td> <td><span style="font-size: 14px;">wet, heavy</span></td> </tr> </tbody> </table> <p><br /><br /><span style="font-size: 16px;">Identify each of the following as independent variable, dependent variable, or constant: </span></p> <ul> <li><span style="font-size: 16px; line-height: 1.4;">type of soil used</span></li> <li><span style="font-size: 16px; line-height: 1.4;">type of seedling used</span></li> <li><span style="font-size: 16px; line-height: 1.4;">height of plant</span></li> </ul>100

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