Questions and Answers (Verified Revised Full Exam)
1. smallest unit that has all of the characteristics of life
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Ans>> cell
g
2. nutrient molecules are used to build cellular structures or for energy. this best re
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presents which characteristic of life?
g g g g
Ans>> living things acquire materials and energy from the environment
g g g g g g g g g
3. organs are composed of tissues, which are composed of cells. this is an example of wh
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ich characteristic of life?
g g g
Ans>> living things have levels of hierarchical organization
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4. which statement concerning reproduction is false?
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Ans>> the offspring of multicel- lular organisms tend to be identical to the parent
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1g/g19
,5. technology is the g g
Ans>> application of scientific knowledge for a practical purpose
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6. which of the following is a potential consequence if people stop using technology in th
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e agriculture industry?
g g
Ans>> there could be a significant decrease in the amount of food produced
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7. if a new anti-
g g g
cancer drug is found to be effective in initial tests with mice, what might researchers c
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onclude?
Ans>> the drug is effective in the mouse model; it must still be tested in humans
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8. which statement regarding science technology is false?
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Ans>> science technology is a basis for all ethical or moral decisions
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9. which of the following is one of the domains of life?
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Ans>> Eukarya g
10. You have discovered a previously unknown organism. It is multicellular, with a fila
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mentous form, and absorbs food from its environment. Upon micro-
g g g g g g g g g
g scopic examination, you see that the cells have nuclei. How would you classify this organi
g g g g g g g g g g g g g g
2g/g19
,sm?
Ans>> kingdom fungi
g g
3g/g19
, 11. which domains contain organisms that lack a membrane-bound nucleus-
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Ans>> archaea and bacteria
g g g
12. corn belongs to the kingdom
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Ans>> plantae g
13. which of these classification categories contains the closest related group of o
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rganisms?
Ans>> genus g
14. what is the correct formal for the binomial name of human beings? A
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ns>> Homo sapiens
g g
15. A physician specializes in surgery involving the following group of organs mouth,
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esophagus, stomach, and intestines. Overall, what is the highest level of organization tha
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t this physician is specialized in?
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Ans>> organ system g g
4g/g19