Research 1 Quarter 3 SUMMATIVE TEST
Quiz by Apolonia Solon
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30 questions
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- Q1It is a type of hypothesis which states that there is a significant difference between the results of two conditions being tested. Which type of hypothesis is described?Alternative hypothesisStatistical hypothesisComplex hypothesisNull hypothesis30sEditDelete
- Q2Which of the following statements is INCORRECT?All questions are considered as good scientific questions.A good scientific question builds on what is already known by the researcher.A hypothesis is an educated guess.The scientific method is a sequence of problem-solving skills that scientists use to answer scientific questions.30sEditDelete
- Q3In an experiment, the ___________________ is separated from the rest so that the independent variable that is being tested cannot affect the results.control groupexperimental groupsecondary groupprimary group30sEditDelete
- Q4A ___________________ is an experimental setup wherein only one variable in the experiment is changed while keeping other variables constant.fair testindependent testconstant testbasic test30sEditDelete
- Q5It is an educated guess based on existing knowledge and detailed observations. Which is it?EstimateObservationHypothesisIndependent variable30sEditDelete
- Q6The following are steps in the scientific method EXCEPT ___________________.analyzing datapredicting resultsdrawing conclusionsidentifying a problem30sEditDelete
- Q7It is a type of hypothesis which states that there is no significant difference between the results of two conditions being tested. Which type is it?Statistical hypothesisNull hypothesisAlternative hypothesisComplex hypothesis30sEditDelete
- Q8In an experiment, this group is the one that receives the experimental procedure. This group is exposed to changes in the independent variable being tested. Which group is described in the previous sentences?Experimental groupControl groupPrimary groupSecondary group30sEditDelete
- Q9Which of the following statements is CORRECT?The null hypothesis affirms of existence of a trait, characteristic, quality, value, correlation, or difference of the result.In the scientific method, communicating results comes before drawing conclusions.When a good scientific question is answered, it leads to other scientific questions.A good scientific question can have an answer but cannot be tested.30sEditDelete
- Q10The statement “The use of the new fertilizer has no significant effect on the height of the sunflower” is an example of ___________________.null hypothesisalternative hypothesiscomplex hypothesiscause-and-effect statement30sEditDelete
- Q11Which of the following statements is INCORRECT?Mouth pipetting is not allowed in BSL-2 Laboratories.BSL-3 applies to working with agents that pose the maximum potential threat to laboratory workers and the environment.BSL-1 Laboratories deal with organisms that are less hazardous than the organisms on BSL-4 Laboratories.Laboratory safety measures become more restrictive as the Biosafety Level increases.30sEditDelete
- Q12We perform ___________________ by following a step-by-step process that tests our hypothesis.operational definitionmeasurementexperimentationprediction30sEditDelete
- Q13Which of the following is a PROPER laboratory safety measure?We can scatter our laboratory apparatus around.We should ignore safety signs and symbols as we work in the laboratory.We cannot eat or drink inside the laboratory.Always work alone in the laboratory.30sEditDelete
- Q14After designing the experiment, the researcher must present the whole process in a formal step-by-step procedure called a ___________________.recipeprotocolchecklistfair test30sEditDelete
- Q15The following are good practices in the laboratory EXCEPT…Know all emergency and fire procedures.While working in the laboratory, wear appropriate protective apparel such as shorts, slippers, etc.Keep your work area clean and tidy.Become familiar with safety signs and symbols.30sEditDelete
- Q16Which biosafety level deals with organisms that pose maximum potential threat to laboratory workers and the environment?BSL-1BSL-2BSL-4BSL-330sEditDelete
- Q17Which of the following shows a GOOD PRACTICE while working in the laboratory?Disregard safety signs and symbols as we work in the laboratory.Regard all substances as harmless unless there is definite information stating otherwise.Consider all waste disposals as potential safety and environmental risk.Mix liquid substances with bare hands.30sEditDelete
- Q18Which of the following statements is CORRECT?Standard microbiological practices are not applied in BSL-2 Laboratories.We should always wear a lab coat while working in a laboratory.BSL-4 is the least restrictive biosafety level.Mouth pipetting is allowed in both BSL-1 and BSL-2 Laboratories.30sEditDelete
- Q19Which of the following could be the safety symbol for BIOHAZARD? Choose the corresponding letter for your answer.CBDA30sEditDelete
- Q20Which biosafety level applies to working with organisms that pose a minimal threat to laboratory workers and the environment?BSL-2BSL-1BSL-3BSL-430sEditDelete
