Course Introduction
Biological Science Exam
Bank
Biological Science is the study of living organisms and their interactions with each other and their environments. This course explores foundational topics such as cell structure and function, genetics, evolution, ecology, and diversity of life. Students will learn about the molecular mechanisms underlying biological processes, as well as systems-level organization across plants, animals, and microbes. Through lectures, laboratory experiments, and collaborative projects, the course fosters an understanding of scientific inquiry and critical thinking skills, preparing students for advanced study in biology and related fields.
Recommended Textbook
Concepts of Biology 3rd Edition by Sylvia S. Mader Dr
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Page 2
Chapter 1: Biology, the Study of Life
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Q1) A diagram showing connections,by descent from a common ancestor,between crocodilians and dinosaurs is an evolutionary tree.
A)True
B)False
Answer: True
Q2) Which theory helps us understand why various species differ from one another,tells us to what diseases we are predisposed,and enables us to produce drugs for a variety of diseases?
A)Cell
B)Gene
C)Evolution
D)Homeostasis
E)Ecosystem
Answer: B
Q3) A group of cells with a common structure and function is referred to as an organ.
A)True
B)False
Answer: False
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Chapter 2: Basic Chemistry of Cells
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Q1) A neutral atom of phosphorus was found to have an atomic number of 15 and a mass number of 31.What is the total number of electrons in this atom?
A)16
B)15
C)31
D)8
E)46
Answer: B
Q2) Which ions found specifically in bones and teeth are important in muscle contractions and nerve conduction?
A)sodium
B)chloride
C)bicarbonate
D)potassium
E)calcium
Answer: E
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Page 4
Chapter 3: Organic Molecules of Cells
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Q1) The subunit of RNA and DNA are referred to as
A)Phosphate groups
B)phospholipids.
C)amino acids.
D)nucleotides.
E)monosaccharides.
Answer: D
Q2) A specific combination of bonded atoms which always react in the same way is known as
A)a hydrophilic group.
B)a hydrophobic group.
C)an organic group.
D)a functional group.
E)a covalent group.
Answer: D
Q3) For a hydrolysis reaction to occur there must be water and many monomers.
A)True
B)False
Answer: False
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Page 5
Chapter 4: Structure and Function of Cells
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Q1) If an eukaryotic cell lacked the Golgi apparatus,which of the following would be true?
A)it could not digest macromolecules
B)it could not package proteins
C)it could not maintain its shape
D)it would not have genetic information
E)it could not make energy
Q2) Where are lysosomes produced?
A)nucleus
B)rough endoplasmic reticulum
C)smooth endoplasmic reticulum
D)mitochondria
E)Golgi apparatus
Q3) What is the cell structure marked "e." on the animal cell diagram?
A)lysosome
B)mitochondrion
C)nucleus
D)centrioles
E)nucleolus
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Chapter 5: Dynamic Activities of Cells
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Q1) A biologist is studying the rate of chemical reactions.Which of the following molecules would be most useful to study?
A)lipids
B)RNA
C)DNA
D)carbohydrates
E)enzymes
Q2) Which part of an enzyme binds to its substrate?
A)substrate site
B)active site
C)enzyme site
D)activation site
E)reaction site
Q3) According to the fluid-mosaic model,a cell membrane is assembled from
A)a phospholipid bilayer with embedded proteins
B)charged and uncharged fatty acids
C)a bilayer of glycolipids on top of cholesterol
D)microtubules that keep it intact
E)only proteins functioning as enzymes
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Chapter 6: Pathways of Photosynthesis
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Q1) The Calvin cycle in CAM plants exemplifies the term "light-independent reactions" because
A)CAM plants thrive in dimly-light conditions.
B)the stomata of CAM plants only open and allow carbon dioxide to enter at night.
C)sunlight is not used in chlorophyll synthesis.
D)CAM plants wither and die if exposed to sunlight.
E)the RuBP carboxylase in CAM plants is inhibited by light.
Q2) The last step in the Calvin cycle is
A)carbon dioxide fixation.
B)electron transport.
C)carbon dioxide reduction.
D)chemiosmosis.
E)RuBP regeneration.
Q3) During the process of photosynthesis,which of the following products are formed?
A)carbohydrate and oxygen
B)carbon dioxide and oxygen
C)carbohydrate and water
D)carbohydrate,water,and carbon dioxide
E)carbohydrate and carbon dioxide
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Page 8
Chapter 7: Pathways of Cellular Respiration
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Q1) What are the reactants involved in cellular respiration?
A)glucose and water
B)carbon dioxide and water
C)oxygen and glucose
D)carbon dioxide and glucose
E)water and oxygen
Q2) Which of these is an inaccurate description of the preparatory reaction?
A)It connects glycolysis to the Krebs cycle.
B)Carbon dioxide is given off.
C)Pyruvate is converted to a two-carbon acetyl group.
D)NAD<sup>+</sup> is converted to NADH.
E)The reaction occurs once per glucose moleculE.
Q3) Which of the following statements is true about fermentation?
A)It produces more ATP then cellular respiration with oxygen.
B)It doesn't need enzymes.
C)It occurs without oxygen.
D)It produces pyruvate as its end product.
E)It is very efficient.
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9
Chapter 8: Cellular Reproduction
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Q1) Mitosis corresponds with the S phase of the cell cycle.
A)True
B)False
Q2) When cancer has spread beyond its original location,it is said to have metastasized.
A)True
B)False
Q3) What material is seen when examining a chromosome in its relaxed form?
A)chromatin
B)chromatids
C)centromeres
D)centrosomes
E)cytokinesis
Q4) Due to the changes in cancer cells,they have abnormal subcellular organelles called A)nuclei.
B)mitochondria.
C)ribosomes.
D)peroxisomes.
E)lysosomes.
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Chapter 9: Sexual Reproduction
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Q1) Autosomes are the majority of human chromosomes.
A)True
B)False
Q2) Which of these events happens during anaphase I?
A)Sister chromatids separate.
B)Chromosomes condense.
C)Homologous chromosomes separate.
D)The nuclear membrane disappears.
E)Recombination occurs.
Q3) Which chromosome configuration designates a person with Turner syndrome?
A)XO
B)XY
C)XYY
D)XX
E)XXY
Q4) Homologues are corresponding chromosomes with genes in the same order,though alleles may differ between them.
A)True
B)False
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Chapter 10: Patterns of Genetic Inheritance
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Q1) If pairs of factors separate independently of other pairs of factors,you are dealing with the
A)law of independent assortment
B)law of codominance
C)law of dominance
D)law of segregation
E)law of multiple alleles
Q2) Both parents are heterozygous for the autosomal recessive Tay-Sachs disease.If three children in a row were born with Tay-Sachs disease,what are the chances that the next child will have Tay-Sachs disease?
A)25%
B)50%
C)75%
D)100%
E)0%
Q3) Human colorblindness is sex-linked.
A)True
B)False
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Chapter 11: Molecular Biology of Inheritance
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Q1) In this figure showing DNA replication,what does "B" represent?
A)the completed DNA region
B)the template strand
C)the new strand
D)the replication region
E)the parental DNA region
Q2) Which nucleotide is found in RNA rather than DNA?
A)thymine
B)adenine
C)uracil
D)cytosine
E)guanine
Q3) Movable genetic elements are referred to as
A)frameshift mutations
B)point mutations
C)transcription elements
D)translocation elements
E)transposons
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13
Chapter 12: Regulation of Gene Activity
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Q1) Which type of gene expression control occurs after the protein has been synthesized?
A)translational control
B)posttranslational control
C)inducible control
D)posttranscriptional control
E)transcription control
Q2) This figure shows the levels at which control of gene expression occurs in eukaryotic cells.What does "B" represent?
A)posttranscriptional control
B)transcriptional control
C)posttranslational control
D)translational control
E)chromatin structure
Q3) The enzyme which copies DNA at the start of expression is DNA polymerase.
A)True
B)False
Q4) Regulatory genes are located outside the operons which they regulate.
A)True
B)False
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Chapter 13: Biotechnology and Genomics
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Q1) Which best describes transgenic organisms?
A)One resulting from laboratory research.
B)One which contains a foreign gene and is free-living in the environment.
C)One which acts as the donor for DNA to be moved into another organism.
D)One produced through polymerase chain reaction.
E)One produced by cloning a mutant cell.
Q2) A new technique puts animal eggs and DNA together in an agitator with tiny silicon-carbide needles.After fertilization of these treated eggs,what would be produced?
A)microinjected animals
B)therapeutically cloned animals
C)transgenic animals
D)reproductively cloned animals
E)xenotransplanted animals
Q3) Which technique would a biologist use to insert genes into eggs by hand?
A)DNA ligase insertion
B)vortex mixing
C)polymerase chain reaction
D)restriction enzyme insertion
E)microinjection
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Page 15
Chapter 14: Evidence of Evolution
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Q1) Which of the following was a geologist who wrote The Principles of Geology,a very important book in helping Darwin shape the theory of natural selection?
A)Cuvier
B)Lamarck
C)Fitzroy
D)Lyell
E)Wallace
Q2) One of the most important observations made by Darwin on his trip around the world was that
A)species change from place to place and throughout time.
B)species have remained constant over time in some places but not in others.
C)species have remained constant over time.
D)species remain constant from place to place.
E)DNA from all species is very similar.
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Page 16
Chapter 15: Speciation and Evolution
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Q1) The evolution of whales involved the loss of hind limbs.
A)True
B)False
Q2) Which of the following genes is important in the development of limb buds?
A)<i>Tbx5</i>
B)<i>Evo9</i>
C)<i>Pax6</i>
D)<i>Hox</i>
E)<i>Pax2</i>
Q3) The result of breeding two closely related species is referred to as A)an alloploid.
B)a polyploid.
C)a hybrid.
D)an autoploiD.
E)a sub-species.
Q4) Two bird species could be temporally isolated by one's being nocturnal and the other's being diurnal.
A)True
B)False
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Chapter 16: The Evolutionary History of Life on Earth
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Q1) If you wanted to study the diversity of organisms at all levels of biological organization,you would study what?
A)homology
B)speciation
C)systematics
D)analogy
E)taxonomy
Q2) A paleontologist is studying strata of rock and discovers one of the first mammal fossils ever found.Based on this information,you would conclude that the rock stratum is from which time?
A)the Cenozoic
B)the Permian
C)the Devonian
D)the Mesozoic
E)the Cretaceous
Q3) A domain is an evolutionary branch which includes the common ancestor and all descendent species.
A)True
B)False
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Page 18
Chapter 17: Evolution of Microbial Life
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Q1) How did the atmosphere of the early Earth differ from that of the Earth today?
A)There was water vapor.
B)There was nitrogen (N<sub>2</sub>).
C)There was no oxygen (O<sub>2</sub>).
D)There was no carbon dioxide (CO<sub>2</sub>).
E)There was no lightning.
Q2) Viruses and bacteria can be used as biological warfare agents.
A)True
B)False
Q3) Which term is related to bacterial reproduction?
A)endospore
B)binary fission
C)conjugation
D)transformation
E)transduction
Q4) A small circle of DNA which can replicate independently of the bacterial chromosome is known as an endospore.
A)True
B)False
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Chapter 18: Evolution of Protists
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Q1) Which algae share most of the characteristics of plants?
A)dinoflagellates
B)diatoms
C)red
D)brown
E)green
Q2) In which of the following would you observe an alternation of generations?
A)<i>Volvox</i>
B)<i>Chlamydomonas</i>
C)<i>Diatoms</i>
D)<i>Dinoflagellates</i>
E)<i>Ulva</i>
Q3) Comparing different types of seaweeds and other aquatic algae,which alga is a member of a non-green group of algae?
A)<i>Ulva</i>
B)<i>Volvox</i>
C)<i>Laminaria</i>
D)<i>Chlamydomonas</i>
E)<i>Spirogyra</i>
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Page 20
Chapter 19: Evolution of Plants and Fungi
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Q1) Which of the following types of plants will produce a naked seed?
A)mosses
B)ferns
C)algae
D)gymnosperms
E)angiosperms
Q2) The cell walls of fungi contain a large amount of A)phospholipids.
B)starch.
C)glucose.
D)chitin.
E)cellulosE.
Q3) You are a plant physiologist who is studying the alternation of generations in ferns,and this would have shown that
A)the sporophyte and gametophyte generations are equal.
B)the haploid gametophyte is dominant.
C)the diploid gametophyte is dominant.
D)the haploid sporophyte is dominant.
E)the diploid sporophyte is dominant.
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Page 21
Chapter 20: Evolution of Animals
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Q1) This figure shows the parts of the amniotic egg.What does "e" represent?
A)structure where gas exchange occurs
B)structure which stores waste
C)structure which protects from the environment
D)structure which removes nitrogenous waste
E)structure which stores nutrients
Q2) A __________ of a tapeworm contains both male and female sex organs and becomes filled with developing embryos.
A)proglottid
B)scolex
C)cyst
D)gastrovascular cavity
E)nematocyst
Q3) Which statement applies only to groups other than animals?
A)They are chemoheterotrophs.
B)They are multicellular and unicellular.
C)They undergo developmental stages that produce specialized tissues and organs.
D)They usually reproduce sexually.
E)They have muscles and nerves which give them movement and coordination.
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Chapter 21: Evolution of Humans
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Q1) Culture can be defined as passing human activities and products on to successive generations.
A)True
B)False
Q2) The famous early hominin of the species <i>Australopithecus africanus </i>is known as
A)Lucy.
B)Sally.
C)Sheila.
D)Eve.
E)Ruth.
Q3) Which of the following is an Old World monkey?
A)Ring-tailed lemur
B)Rhesus monkey
C)Chimpanzee
D)Tarsier
E)Capuchin monkey
Q4) <i>Homo erectus</i> was a hunter-gatherer.
A)True
B)False
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Chapter 22: Plant Organization and Homeostasis
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Q1) This figure shows the organization of the plant body.What does "b" represent?
A)lateral branch root
B)node
C)internode
D)axillary bud
E)terminal bud
Q2) If you were studying the rate of gas exchange that takes place in the leaves of plants,you would be studying which of the following?
A)cortex
B)cuticle
C)stomata
D)lenticels
E)periderm
Q3) The waxy covering of the outside layer of the leaf epidermal cells is called the A)cortex.
B)cuticle.
C)stomata.
D)lenticel.
E)periderm.
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Page 24
Chapter 23: Transport and Nutrition in Plants
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Q1) The build up of root pressure which forces water up the root mostly takes place under which of the following conditions?
A)during bright sunny days
B)during the night
C)during cloudy days
D)only on rainy days
E)only when the soil is dry
Q2) A mineral is an inorganic substance which usually contains two or more elements.
A)True
B)False
Q3) The contents of the phloem always move down the stem of the plant.
A)True
B)False
Q4) Which statement would be true for transport in the blood of a mammal but not about the cohesion-tension model?
A)It is carried out in the xylem.
B)It moves water upward.
C)It depends on cohesion.
D)It uses lots of energy.
E)It relies on a water column.
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Chapter 24: Control of Growth Responses in Plants
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Q1) Which comes after a plant's first line of defense?
A)the cuticle
B)chemical toxins
C)thorns
D)spines
E)trichomes
Q2) The protective sheath which surrounds the young leaves of a seedling is called the
A)axillary bud.
B)auxiliary branch.
C)apical bud.
D)statolith.
E)coleoptilE.
Q3) Which of the following statements about tropism is correct?
A)Positive phototropism causes the roots to grow down.
B)Negative gravitropism causes the roots to grow down.
C)Positive phototropism causes the stem to grow up.
D)Negative gravitropism causes the stem to grow down.
E)Positive heliotropism causes the plant to grow away from the sun.
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Chapter 25: Reproduction in Plants
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Q1) Which is the most complex kind of fruit?
A)multiple
B)fleshy
C)dry
D)simple
E)aggregate
Q2) If a flower has both stamens and carpels it is referred to as:
A)whole
B)dioecious
C)perfect
D)staminate
E)incomplete
Q3) If a plant physiologist were studying the male parts of a flower,which part would be the subject of interest?
A)stigma
B)style
C)ovule
D)stamen
E)filament
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Page 27
Chapter 26: Animal Organization and Homeostasis
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Q1) This figure shows the levels of biological organization.What does "b" represent?
A)A tissue
B)An organ system
C)A cell
D)An organism
E)An organ
Q2) If you were a biologist studying connective tissue,which of the following types of tissue would you not be interested in studying?
A)Adipose
B)Blood
C)Bone
D)Cuboidal
E)Cartilage
Q3) This figure shows the levels of biological organization.What does "c" represent?
A)An organ
B)An organ system
C)A tissue
D)A cell
E)An organism
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Page 28
Chapter 27: Coordination by Neural Signaling
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Q1) This figure shows the parts of a motor neuron.What does "e" represent?
A)Axon terminal
B)Cell body
C)Node of Ranvier
D)Schwann cell
E)Dendrite
Q2) When the action potential "jumps" from node to node,thus increasing the speed of the nerve impulses,it is referred to as:
A)Refractory conduction
B)Depolarization conduction
C)Synapse conduction
D)Saltatory conduction
E)Repolarization conduction
Q3) The summing up of excitatory and inhibitory signals is referred to as:
A)Refraction
B)Neuromodulation
C)Repolarization
D)Integration
E)Depolarization
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Page 29
Chapter 28: Sense Organs
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Q1) The organ of Corti consists of the:
A)Hammer,anvil,and stirrup
B)Eardrum,round window,and oval window
C)Hair cells and tectorial membrane
D)Saccule,utricle,and cochlea
E)Cochlea and auditory nerve
Q2) Taste buds are located along the walls of the ______________,which are small visible elevations on the tongue.
A)Tonsils
B)Microvilli
C)Epiglottis
D)Papillae
E)Taste cells
Q3) If the rods are over stimulated,what happens to an individuals vision?
A)It results in blurred vision.
B)It results in better than 20 / 20 vision.
C)The individual will lose their vision for a short period of time.
D)The individual will become permanently blinD.
E)Nothing at all will happen to the individuals vision.
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Page 30
Chapter 29: Locomotion and Support Systems
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Q1) Which of the following is not a correct association in the pectoral girdle and the upper limbs?
A)Humerus-upper arm
B)Ulna-lower arm
C)Carpals-bones of the palm
D)Scapula-shoulder blade
E)Phalanges-fingers
Q2) Which of the following joints would be immovable?
A)A suture between two cranial bones
B)The joints between vertebrae
C)The pubic symphysis
D)The knee
E)The hip
Q3) In general,one muscle does most of the work moving a bone and is referred to as:
A)A myofibril
B)An antagonist
C)A motor unit
D)The prime mover
E)Rigor mortis
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Chapter 30: Circulation and Cardiovascular Systems
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Q1) A person with type A blood has which of the following on the outside of their red blood cells?
A)B antigens
B)B antibodies
C)A antibodies
D)No antigens or antibodies
E)A antigens
Q2) Which of the following is not a component of plasma?
A)Water
B)Salts
C)Nutrients
D)Red blood cells
E)Proteins
Q3) Which of the following blood types can receive blood from any donor?
A)Type A
B)Type AB
C)Type O
D)Type B
E)There is no such thing as a universal recipient.
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Page 32
Chapter 31: Lymph Transport and Immunity
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Q1) Which of the following is not part of the human body's first line of defense?
A)Antimicrobial molecules
B)The skin
C)Antibodies
D)Resident bacteria
E)Mucous membranes
Q2) If you were a biologist studying the two cells which squeeze through capillary walls and phagocytize pathogens,you would be studying which of the following?
A)Neutrophils and monocytes
B)Macrophages and dendritic cells
C)Neutrophils and dendritic cells
D)Macrophages and neutrophils
E)Macrophages and monocytes
Q3) Which of the following is not a result of inflammation?
A)Warmth
B)Redness
C)Pain
D)Coolness
E)Swelling
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Page 33
Chapter 32: Digestive Systems and Nutrition
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Sample Questions
Q1) What is the role of HCl in the stomach?
A)It is a symptom of a digestive disorder
B)Only to cause stomach ulcers
C)Digestive enzyme to hydrolyze fats
D)Aids in the digestion of starch
E)Activates digestive enzyme pepsin
Q2) If the pancreas does not function correctly it can lead to the blood glucose levels becoming out of balance.
A)True
B)False
Q3) If you were studying the function of the liver which of the following would NOT be included in your studies?
A)Detoxifies blood
B)Stores glucose as glycogen
C)Produces urea
D)Produces amylase,trypsin,and lipase
E)Helps reduce cholesterol
Q4) Most nutrients are absorbed by the stomach.
A)True
B)False
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Chapter 33: Gas Exchange and Transport in Animals
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Sample Questions
Q1) The gas exchange between air and the blood within the lungs is referred to as:
A)Pulmonary respiration
B)External respiration
C)Cellular respiration
D)Internal respiration
E)Ventilation
Q2) Which feature is not necessary in order for external respiration to be effective?
A)A thin surface areA.
B)A moist surface area.
C)A large surface area in relation to the body size.
D)A surface area that is external to the body.
E)A surface area that is vascular.
Q3) The exchange of gases between the lungs and the blood occurs by the process of:
A)Diffusion
B)Osmosis
C)Filtration
D)Active transport
E)Ionic bonding
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35
Chapter 34: Osmoregulation and Excretion
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Sample Questions
Q1) This figure shows the anatomy of the human urinary system.What does "a" represent?
A)The urinary bladder
B)The kidney
C)The urethra
D)The ureter
E)The renal artery
Q2) The kidneys are where urine is stored until it is voided from the body.
A)True
B)False
Q3) Which element is not part of the nitrogenous waste products produced by animals?
A)Phosphorous
B)Nitrogen
C)Carbon
D)Hydrogen
E)Oxygen
Q4) The optimal blood pH range is between 7.34 and 7.45.
A)True
B)False
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Chapter 35: Coordination by Hormone Signaling
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Q1) A biologist is studying hormones which enter the cell or nucleus where they bind to receptors.Based on this information you would conclude that he or she is studying which of the following?
A)DNA hormones
B)Peptide hormones
C)RNA hormones
D)Steroid hormones
E)Lipid hormones
Q2) Which of the following endocrine glands does not produce its own hormones but stores hormones produced by the hypothalamus?
A)The thyroid gland
B)The adrenal cortex
C)The thymus gland
D)The posterior pituitary gland
E)The anterior pituitary gland
Q3) Nontropic hormones are important in the endocrine system because they regulate the activity of other hormones.
A)True
B)False
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Page 37
Chapter 36: Reproduction and Development
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Sample Questions
Q1) During development,which of the following describes the correct sequence?
A)Growth,differentiation,morphogenesis
B)Differentiation,growth,morphogenesis
C)Differentiation,morphogenesis,growth
D)Morphogenesis,differentiation,growth
E)Growth,morphogenesis,differentiation
Q2) A biologist is repeating the Hans Spemann experiment in which he observed the formation of a grey crescent which has formed after fertilization.Based on this information you would conclude that he or she is studying which of the following organisms?
A)A fish
B)A human
C)A reptile
D)A chicken
E)A frog
Q3) Sexual reproduction increases genetic diversity in a population.
A)True
B)False
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Chapter 37: Population Ecology
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Sample Questions
Q1) An ecosystem contains:
A)Only the food relationships found in an environment
B)Only the abiotic components of the environment
C)Only the energy flow components of the environment
D)Both the living and the abiotic components of the environment
E)Only the biotic components of the environment
Q2) A biologist is studying organisms which tend to exhibit a type I survivorship curve.Based on this information you would conclude that he or she is studying which type of organism?
A)Oysters
B)Large mammals
C)Hydras
D)Insects
E)Bacteria
Q3) Extinction is the total disappearance of a species or a higher group.
A)True
B)False
Q4) The nonliving resources in the environment are referred to as abiotic.
A)True
B)False
Page 39
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Chapter 38: Behavioral Ecology
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Sample Questions
Q1) An animals physiology will play a role in determining its behavior.
A)True
B)False
Q2) A male and female crane perform a series of moves in concert that lead up to mating.This is a form of
A)Operant conditioning
B)Altruism
C)Imprinting
D)Communication
E)Learning
Q3) If you were studying a change in behavior that involves a link between two events,you would be studying which of the following?
A)Imprint learning
B)Fixed action learning
C)Associative learning
D)Sensitive learning
E)Altruistic learning
Q4) Behavior is any action which can observed or described.
A)True
B)False
Page 40
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Chapter 39: Community and Ecosystem Ecology
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Q1) Which of the following is NOT required in robust chemical cycling of inorganic nutrients in a natural ecosystem?
A)plants and animals
B)weather
C)an exchange pool from which producers draw nutrients
D)the biotic community and its food chains
E)a reservoir for the element in the earth
Q2) Which of the following is not a method in which phosphorus gets added to the soil?
A)Geological uplift
B)Weathering of rocks
C)Fertilizer
D)Sewage treatment plants
E)Mining
Q3) Which organisms make their own food?
A)Producers
B)Heterotrophs
C)Omnivores
D)Consumers
E)Decomposers
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Page 41
Chapter 40: Major Ecosystems of the Biosphere
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Q1) Which process causes ocean currents to bring rich nutrients from the bottom of the oceans to the surface?
A)Upwelling
B)Bathypelagic up-currents
C)Mesopelagic up-currents
D)Ocean zone mixing
E)Abyssal flows
Q2) Which of the following statements describes zooplankton?
A)all life in the oceanic ecosystem
B)organisms that feed on phytoplankton
C)includes all the organisms that animals feed on small organic matter that drifts to the bottom of the ocean
D)free-drifting or mobile algae that form the base of the aquatic food chain
E)small organisms which are found riding on animals
Q3) Trees do not grow in the tundra because the:
A)Land shifts from time to time
B)Land is too swampy
C)Air is too thin
D)Shrubs are too plentiful
E)Permafrost is always frozen
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Chapter 41: Conservation Biology
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Sample Questions
Q1) If you were studying the most significant cause of extinction today you would be studying which of the following?
A)Pollution
B)Habitat loss
C)The introduction of alien species
D)Overexploitation
E)Disease
Q2) If you were studying variation among members of a population you would most likely be studying which of the following?
A)Sustainable diversity
B)Ecosystem diversity
C)Landscape diversity
D)Keystone diversity
E)Genetic diversity
Q3) Which of the following is false about alien species?
A)They can disrupt food webs
B)They can be transported accidentally
C)They have very little effect on island ecosystems
D)They can be transported intentionally
E)They generally stay in their current location without human interference
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