Biology for Non-Majors Exam Review
Course Introduction
Biology for Non-Majors provides a comprehensive introduction to the fundamental principles of biology, tailored for students without an extensive background in the sciences. The course covers topics such as the scientific method, cell structure and function, genetics, evolution, ecology, and the diversity of living organisms. With an emphasis on real-world applications and current issues, students will explore how biological concepts impact their everyday lives and the environment. The course fosters scientific literacy, critical thinking, and an appreciation for the role of biology in society.
Recommended Textbook
Biology The Core 1st Edition by Eric J. Simon
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12 Chapters
699 Verified Questions
699 Flashcards
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Page 2
Chapter 1: An Introduction to the Science of Life
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61 Verified Questions
61 Flashcards
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Sample Questions
Q1) "There are 628 squirrels living on campus." I have just described the ________.
A)species
B)community
C)population
D)ecosystem
Answer: C
Q2) How is life defined?
A)The only requirement for life is the ability to reproduce.
B)Life is defined through a set of shared characteristics that all living things display.
C)A living thing must be able to move.
D)Life is determined by neural activity.
Answer: B
Q3) How might washing your hands with an antibacterial soap increase your chance of getting a life-threatening bacterial infection?
Answer: The antibiotic in the soap selectively kills only the weakest strains of bacteria,leaving behind the strains that have a natural resistance to the drug.
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Chapter 2: The Chemistry of Life
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57 Verified Questions
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Sample Questions
Q1) What is another name for the polymers of carbohydrates?
A)Triglycerides
B)Polysaccharides
C)Polypeptides
D)Nucleotides
Answer: B
Q2) The functional group -NH is called the ________ group.
A)methyl
B)alcohol
C)amino
D)carboxyl
Answer: C
Q3) The difference in pH units between two acidic solutions is three.How much more acidic is the stronger acid than the weaker acid?
A)3 times more acidic
B)30 times more acidic
C)100 times more acidic
D)1,000 times more acidic
Answer: D
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Page 4
Chapter 3: The Cell: The Fundamental Unit of Life
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57 Verified Questions
57 Flashcards
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Sample Questions
Q1) If you were looking at a cell under a powerful microscope,what would tell you that it is a eukaryotic cell?
A)It has a cell membrane.
B)It has DNA.
C)It has plasmids.
D)It is moving.
Answer: C
Q2) What is the role of the smooth endoplasmic reticulum in protein production?
A)Assembles the amino acid chain
B)Folds the protein into the correct shape
C)Packages the protein for transport to other parts of the cell and/or body
D)Has no direct role in protein production
Answer: D
Q3) Ribosomes are directly associated with which process?
A)Transcription
B)Translocation
C)Translation
D)Transference
Answer: C
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Page 5
Chapter 4: Energy and Life
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59 Verified Questions
59 Flashcards
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Sample Questions
Q1) What happens to the ATP molecule after it has been used to do work?
A)It breaks down into carbon dioxide and water.
B)It is split into two molecules of pyruvic acid.
C)It loses a phosphate group and is converted to ADP.
D)It is completely destroyed.
Q2) What color of light is not used for photosynthesis? How could you know this just by looking at a leaf?
Q3) During which stage of cellular respiration is the majority of the ATP produced?
A)Glycolysis
B)Citric acid cycle
C)Fermentation
D)Electron transport chain
Q4) Explain why mitochondria are often called "the powerhouse of the cell."
Q5) Identify the role of oxygen in photosynthesis.
A)It is split to form sugar.
B)It is the final electron acceptor.
C)It is a waste product.
D)It is the initial proton donator.
Q6) What does it mean to "fix" carbon and during which stage of photosynthesis is carbon fixed?
Page 6
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Chapter 5: Chromosomes and Inheritance
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62 Verified Questions
62 Flashcards
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Sample Questions
Q1) What produces genetically unique daughter cells?
A)Meiosis
B)Mitosis
C)Both of these
D)Neither of these
Q2) A single,continuous molecule of DNA plus its associated proteins is called a
A)centromere
B)gene
C)chromosome
D)genome
Q3) When does the cell plate form during cell division?
A)In the middle of animal cell mitosis
B)In the middle of plant cell mitosis
C)At the completion of animal cell mitosis
D)At the completion of plant cell mitosis
Q4) Would a human clone have a bellybutton?
A)Yes
B)No
Q5) Which phase of meiosis is most similar to mitosis and why?
Page 7
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Chapter 6: DNA: The Molecule of Life
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Sample Questions
Q1) Where does the bond form that binds one polynucleotide to the other polynucleotide?
A)Between the sugar and the base
B)Between the phosphate group and the sugar
C)Between the bases
D)Between the phosphate groups
Q2) How would the cDNA created in the lab compare to the original DNA?
A)It would be shorter because it only represents the genes that were transcribed in the cell at the time.
B)It would be longer because it would also include sequences needed to stabilize the molecule.
C)It would be single stranded because it is made by copying only the coding strand of DNA.
D)It would be circular instead of linear because bacteria are used in the process and they can only work with circular DNA molecules.
Q3) Entire genes may be deleted,inverted,replicated,or even translocated to another chromosome.Explain how each one could potentially result in cancer?
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Chapter 7: Darwinian Evolution
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56 Verified Questions
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Sample Questions
Q1) Which classification grouping includes the greatest number of species?
A)Domain
B)Order
C)Phylum
D)Kingdom
Q2) What does "fitness" mean when speaking in terms of evolution?
A)Level of overall health of the individual
B)How many offspring an individual produces
C)Level of overall health of the population
D)The size and diversity of the gene pool
Q3) Who wrote Principles of Geology?
A)Charles Darwin
B)Alfred Wallace
C)Jean-Baptiste de Lamark
D)Charles Lyell
Q4) A cladistics grouping with a shared common ancestor is called ________.
A)an outgroup
B)an ingroup
C)a common group
D)a royal group
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Chapter 8: Biodiversity 1: Microscopic Organisms
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57 Verified Questions
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Sample Questions
Q1) What do the nucleus and mitochondria have in common?
A)They both assemble proteins.
B)They both make ATP.
C)They both contain DNA.
D)Their membranes are interconnected.
Q2) Which of the terrestrial unicellular protists is an enormous cell with multiple nuclei?
A)Slime molds
B)Algae
C)Amoeba
D)Protozoans
Q3) Which of the following do not get infected by viruses?
A)Animals
B)Plants
C)Bacteria
D)All of these can be infected by viruses.
Q4) Why could prokaryotes survive without eukaryotes but eukaryotes could not survive without prokaryotes?
Q5) Describe all the possible forms of nucleic acids found in viruses.
Q6) Why is there no cure for prion-related diseases?
10
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Chapter 9: Biodiversity 2: Fungi and Plants
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Sample Questions
Q1) How do fungi reproduce sexually?
A)By the fusion of gametes from two different fungi
B)By the fusion of spores from two different fungi
C)By the fusion of hyphae from two different fungi
D)By asexual reproduction only
Q2) What is a tuber?
A)A reproductive structure on a plant
B)A drought-resistant life stage of a plant
C)A sugar storage structure of a plant
D)A water storage structure of a plant
Q3) What is a fruit?
A)A plant embryo
B)The protective endosperm
C)A swollen plant zygote
D)A mature ovary
Q4) Which plant typically has parallel leaf veins and a fibrous root system?
A)Monocot
B)Dicot
C)Conifer
D)Legume
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Chapter 10: Biodiversity 3: Animals
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58 Verified Questions
58 Flashcards
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Sample Questions
Q1) The echinoderms are most closely related to the ________.
A)chordates
B)flatworms
C)mollusks
D)arthropods
Q2) What defines radial symmetry?
A)Any plane of symmetry passing through the center of the organism splits it into equal halves.
B)Only five planes of symmetry passing through the center of the organism splits it into equal halves.
C)Only one plane of symmetry splits the organism into equal halves.
D)No planes of symmetry exist; the organism cannot be split into equal halves.
Q3) What do sharks have in common with goldfish?
A)Opercula
B)A lateral line system
C)Electrosensors
D)A cartilaginous skeleton
Q4) Parasites have often been described incorrectly as having "devolved" from a more highly evolved organism.Why would it be more accurate to say that they are just as evolved as any other organism?
Page 12
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Chapter 11: Human Body Systems
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61 Verified Questions
61 Flashcards
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Sample Questions
Q1) Which accessory organ's secretions neutralize stomach acid before it reaches the intestines?
A)Salivary glands
B)Gallbladder
C)Liver
D)Pancreas
Q2) What moves the food from your mouth to your stomach when you swallow?
A)Gravity
B)Peristaltic muscle contractions
C)Undulatory muscle contractions
D)Pressure difference between zones
Q3) Genital herpes is a sexually transmitted disease caused by a ________.
A)virus
B)bacteria
C)fungus
D)protist
Q4) Describe the role of the two antagonistic hormones involved in the feedback loop that maintains the level of glucose in the blood.Which organs are involved and what type of feedback is this?
Q5) Of the four chambers of the human heart,which has the thickest walls and why?
Page 13
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Chapter 12: Ecology
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56 Verified Questions
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Sample Questions
Q1) An age pyramid with a broad base that quickly slopes up to a narrow top would be indicative of ________.
A)an industrialized nation
B)a developing nation
C)a population with a high average age
D)a population with a low death rate in the pre-childbearing years of life
Q2) What type of species,if removed from the community,could lead to the collapse of the entire community?
A)Endemic species
B)Keystone species
C)Indicator species
D)Flagship species
Q3) A wolf eats a rabbit that eats grass.The wolf is a ________.
A)primary consumer
B)detritivore
C)producer
D)secondary consumer
Q4) Describe two ways (immediate and long term)in which burning a forest leads to an increase in atmospheric greenhouse gases.
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