Answers (Verified Revised Full Exam)
1. Nutrient molecules are used to build cellular structures or for energy. This
best represents which characteristic of life?
Ans>> Living things acquire materials and energy from the environment
2. Organs are composed of tissues, which are composed of cells. This is an example of
which characteristic of life?
Ans>> Living things have levels of hierarchical organization
3. The smallest unit that has all of the characteristics of life is the
Ans>> cell
4. The blueprints for structural organization and metabolism are contained in
, and the offspring receive copies of these instructions .
Ans>> DNA; from the parent
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,5. Which of the following is a potential consequence if people stop using technology
in the agriculture industry?
Ans>> There could be a significant decrease in the amount of food produced.
6. If a new anti-cancer drug is found to be effective in initial tests with mice, what
might researchers conclude?
Ans>> The drug is effective in the mouse model; it must still be tested in humans
7. Technology is the .
Ans>> application of scientific knowledge for a practical purpose
8. Which statement regarding science technology is false?
Ans>> Science technology is a basis for all ethical or moral decisions
9. Corn belongs to the kingdom
Ans>> Plantae
10. Which classification category includes the most species
Ans>> kingdom
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, 11. Which domains contain organisms that lack a membrane-bound nucleus?-
XV XV XV XV XV XV XV XV
Ans>> Archaea and Bacteria
XV XV XV
12. Which sequence of classification categories is in the proper order from least to
XV XV XV XV XV XV XV XV XV XV X V XV XV
most inclusive? XV
Ans>> species, genus, family, order, class, phylum, kingdom, domain
XV XV XV XV XV XV XV XV
13. A multicellular, photosynthetic organism with complex, specialized cells and tiss
XV XV XV XV XV XV XV X V XV
ues would most likely be assigned to
XV XV XV XV XV XV
Ans>> kingdom Plantae. XV XV
14. Humans belong to the kingdom of XV XV XV XV XV
Ans>> Animalia XV
15. A physician specializes in surgery involving the following group of organs
XV XV XV XV XV XV XV XV XV XV
Ans>> mouth, esophagus, stomach, and intestines. Overall, what is the highest level of
X V XV XV XV XV XV XV XV XV XV XV XV
XV organization that this physician is specialized in?
XV XV XV XV XV XV
Ans>> organ system XV XV
16. Which sequence correctly lists the different levels of biological organiza-
XV XV XV XV XV XV XV XV XV
X V tion, from the smallest and simplest to the largest and most complex?
X
V XV XV XV XV XV XV XV XV XV XV
Ans>> cells-tis- sues-organs-organ systems-organism
XV X V XV
17. The layer where organisms can exist on the surface of the earth is the
XV XV XV XV XV XV XV XV XV XV XV XV XV
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