Unformatted text preview: Biology: Concepts and Connections, 6e (Campbell)
1 1 Introduc
1) 2 Which of the following statements about the leopard is false?
A) 3 Leopards are the largest cat in the genus Panthera.
B) 4 Leopards, like lions, can roar.
C) 5 Leopards prefer to eat their kill in trees.
D) 6 Leopards are well-adapted for nocturnal hunting.
E) 7 Leopards
are normally solitary animals.
: 8 A Topic
: 9 Opening Essay
: 10 Factual Recall 2) 11 Life is ed in a hierarchical fashion. Which of the following sequences correctly lists that hierarchy as it
organiz increases in complexity?
A) 12 ecosystem, population, organ system, cell, community, molecule, organ, organism, tissue
B) 13 cell, molecule, organ system, organ, population, tissue, organism, ecosystem, community
C) 14 organism, organ system, tissue, population, organ, community, cell, ecosystem, molecule
D) 15 molecule, cell, tissue, organ, organ system, organism, population, community, ecosystem
E) 16 ecosystem, molecule, cell, tissue, organism, organ system, organ, community
: 17 D Topic
: 18 1.1
: 19 Factual Recall 3) 20 What is the difference between a tissue and an organ system?
A) 21 The tissue level of organization is more inclusive than the organ system level.
B) 22 Tissues are not composed of cells; organ systems are composed of cells.
C) 23 A tissue
unless it is a component of an organ system, whereas an organ system can exist
cannot exist independently of tissues.
D) 24 An organ system includes tissues.
E) 25 Tissues are not considered to be living; organ systems are considered to be living.
: 26 D Topic
: 27 1.1
: 28 Factual Recall 4) 29 The
tree in your backyard is home to two cardinals, a colony of ants, a wasp's nest, two squirrels, and
millions of bacteria. Together, all of these organisms represent
A) 30 a species.
B) 31 a community.
C) 32 a population.
D) 33 an ecosystem.
E) 34 the biosphere.
: 35 B Topic
: 36 1.1
: 37 Application 38 5) 39 If you
eat a hamburger, you are mainly eating ground-up beef muscle. What levels of organization are
represented in this ground-up muscle?
A) 40 organism, population, and community
B) 41 organ, organ system, and organism
C) 42 community, ecosystem, and biosphere
D) 43 organelle, cell, and tissue
E) 44 tissue, organ, and organ system
: 45 D Topic
: 46 1.1
: 47 Application 6) 48 Which of the following statements about ecosystems is false?
A) 49 The "web of relationships" within an ecosystem includes the nonliving components of the environment.
B) 50 Bacteria and fungi recycle energy within an ecosystem.
C) 51 Plants and other photosynthetic organisms are producers in ecosystems.
D) 52 Chemical nutrients cycle within an ecosystem's structural web.
E) 53 In the process of energy conversions within an ecosystem, energy is eventually converted to heat.
: 54 B Topic
: 55 1.2
: 56 Factual Recall 7) 57 The ultimate source of energy flowing into nearly all ecosystems is
A) 58 wind.
B) 59 sunlight.
C) 60 electricity.
D) 61 geothermal vents.
E) 62 radioactivity.
: 63 B Topic
: 64 1.2
: 65 Conceptual
g 66 8) 67 A consumer eating a producer represents
A) 68 a transfer of chemical nutrients and energy.
B) 69 a transfer of chemical nutrients but not a transfer of energy.
C) 70 a transfer of energy but not a transfer of chemical nutrients.
D) 71 neither a
transfer of chemical nutrients nor a transfer of energy.
: 72 A Topic
: 73 1.2
: 74 Conceptual
g 75 76 9) 77 Your
or asks you to look into your microscope to see a prokaryotic cell. You will be looking for a cell
A) 78 has a nucleus.
B) 79 has a membrane.
C) 80 makes up most of the tissues of your body.
D) 81 is much larger than most cells in your body.
E) 82 does not use DNA to code genetic information.
: 83 B Topic
: 84 1.3
: 85 Application 86 10) 87 Which of the following statements about the properties of life is false?
A) 88 All organisms have a complex organization.
B) 89 All organisms have the ability to take in energy and use it.
C) 90 All organisms have the ability to respond to stimuli from the environment.
D) 91 All organisms have the ability to reproduce.
E) 92 All organisms have the ability to maintain a constant internal temperature.
: 93 E Topic
: 94 1.4
: 95 Factual Recall 96 11) 97 Organis ms that are prokaryotes are in the domains
A) 98 Bacteria and Archaea.
B) 99 Plantae and Animalia.
C) 100 Eukarya and Archaea.
D) 101 Archaea and Plantae.
E) 102 Fungi and
: 103 A Topic
: 104 1.5
Recall 105 12) 106 Which of the following is a kingdom within the domain Eukarya?
A) 107 Viruses
B) 108 Monera
C) 109 Fungi
D) 110 Archaea
E) 111 Bacteria
: 112 C Topic
: 113 1.5
: 114 Factual Recall 13) 115 A hypothesis is
A) 116 the same as a theory.
B) 117 a tentative answer to some question.
C) 118 an explanatory idea that is broad in scope and supported by a large body of evidence.
D) 119 a widely accepted idea about a phenomenon.
E) 120 a widely accepted theory that is broad in scope and supported by a large body of evidence.
: 121 B Topic
: 122 1.7
: 123 Factual Recall 124 14) 125 You
that over the past month, many students on campus have started wearing a new style of school
sweatshirt. You think to yourself that perhaps the bookstore has recently started selling this new
sweatshirt style. This prediction is an example of
A) 126 an experimental question.
B) 127 a type of observation.
C) 128 a hypothesis.
D) 129 an experiment.
E) 130 a type of control.
: 131 C Topic
: 132 1.7
: 133 Conceptual
g 134 15) 135 A theory is
A) 136 an idea that has been proven.
B) 137 a concept in the early stages that still needs to be tested.
C) 138 a belief that has been accepted by all scientists as fact.
D) 139 a description of a belief that invokes the supernatural.
E) 140 an explanation of an idea that is broad in scope with multiple lines of evidence.
: 141 E Topic
: 142 1.7
: 143 Factual Recall 16) 144 To be scientifically valid, a hypothesis must be
A) 145 phrased as a question.
B) 146 based on faith.
C) 147 controlled.
D) 148 reasonable.
E) 149 testable and falsifiable.
: 150 E Topic
: 151 1.8
: 152 Conceptual
g 153 17) 154 The role of a control in an experiment is to
A) 155 provide a basis of comparison to the experimental group.
B) 156 prove that a hypothesis is correct.
C) 157 ensure repeatability.
D) 158 prove that a hypothesis is correct and ensure repeatability.
E) 159 counteract the negative effect of the experiment.
: 160 A Topic
: 161 1.8
: 162 Conceptual
g 163 18) 164 A scientist performs a controlled experiment. This means that
A) 165 the experiment is repeated many times to ensure that the results are accurate.
B) 166 the
proceeds at a slow pace to guarantee that the scientist can carefully observe all reactions
experiment and process all experimental data.
C) 167 two experiments are conducted, one differing from the other by only a single variable.
D) 168 two experiments are conducted, one differing from the other by two or more variables.
E) 169 one experiment is performed, but the scientist controls the variables.
: 170 C Topic
: 171 1.8
: 172 Conceptual
g 173 21Biology: Concepts and Connections, 6e (Campbell)
2 174 The
1) 175 The four most common elements in living organisms are
A) 176 C, H, O, Fe.
B) 177 C, H, O, Na.
C) 178 C, H, O, N.
D) 179 C, N, O, Na.
E) 180 Fe, N, O, Ca.
: 181 C Topic
: 182 2.1
: 183 Factual Recall 2) 184 Which of the following is a trace element in the human body?
A) 185 carbon
B) 186 nitrogen
C) 187 zinc
D) 188 oxygen
E) 189 hydrogen
: 190 C Topic
: 191 2.1
: 192 Factual Recall 3) 193 Which of the following statements regarding matter is false?
A) 194 All life is composed of matter.
B) 195 Matter occupies space.
C) 196 Matter has mass.
D) 197 Matter is composed of elements.
E) 198 Matter can be created and destroyed.
: 199 E Topic
: 200 2.1
: 201 Factual Recall 4) 202 Which of the following statements best describes a compound?
A) 203 A compound is a pure element.
B) 204 A compound is less common than a pure element.
C) 205 A compound contains two or more different elements in a fixed ratio.
D) 206 A compound is exemplified by sodium.
E) 207 A compound is a solution.
: 208 C Topic
: 209 2.3
: 210 Factual Recall 211 5) 212 Which of the following particles is found in the nucleus of an atom?
A) 213 protons and neutrons
B) 214 protons and electrons
C) 215 only neutrons
D) 216 only protons
E) 217 only electrons
: 218 A Topic
: 219 2.4
: 220 Factual Recall 6) 221 Electro ns move about the nucleus of an atom in the same way that
A) 222 insects fly around a bright lamp at night.
B) 223 cars are parked along the sides of a street.
C) 224 boats cross a lake.
D) 225 people pass each other along a sidewalk.
E) 226 birds migrate to a new winter home.
: 227 A Topic
: 228 2.4
: 229 Conceptual
g 230 7) 231 What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons?
A) 232 6
B) 233 8
C) 234 +1
D) 235 12
E) 236 18
: 237 D Topic
: 238 2.4
: 239 Factual Recall 8) 240 An
ged atom of boron has an atomic number of 5 and an atomic mass of 11. How many electrons
unchar does boron have?
A) 241 11
B) 242 15
C) 243 0
D) 244 5
E) 245 2
: 246 D Topic
: 247 2.4
: 248 Application 9) 249 The
atom contains 11 electrons, 11 protons, and 12 neutrons. What is the mass number of sodium?
A) 250 0
B) 251 11
C) 252 22
D) 253 23
E) 254 34
: 255 D Topic
: 256 2.4
: 257 Conceptual
g 258 10) 259 Which of the following best describes the atomic number of an atom?
A) 260 the number of protons in the atom
B) 261 the number of electrons in the atom
C) 262 the number of neutrons in the atom
D) 263 the number of protons, electrons, and neutrons in the atom
E) 264 the net electrical charge of the atom
: 265 A Topic
: 266 2.4
: 267 Factual Recall 268 11) 269 Typicall y, nitrogen atoms are composed of electrons, protons, and neutrons. An isotope of nitrogen could
A) 270 be positively charged.
B) 271 be negatively charged.
C) 272 have more than electrons and more than protons.
D) 273 have more than protons.
E) 274 have more
: 275 E Topic
: 276 2.4
: 277 Factual Recall 12) 278 A radioactive isotope is an isotope that
A) 279 is stable.
B) 280 decays.
C) 281 has more protons than the common variant of the element.
D) 282 has more electrons than the common variant of the element.
E) 283 has the same atomic mass, but a different atomic number than the common variant of the element.
: 284 B Topic
: 285 2.4
: 286 Factual Recall 13) 287 Which of the following statements about radioactive isotopes is true?
A) 288 The nuclei of radioactive isotopes are unusually stable, but the atoms tend to lose electrons.
B) 289 When given between radioactive and nonradioactive isotopes of the same atom, living cells are more
likely to incorporate the radioactive isotopes into their structures.
C) 290 The tracers used for diagnosing medical problems remain radioactive in the body for a number of years,
but give off very low levels of radioactive energy.
D) 291 The energy radioactive isotopes can break chemical bonds and cause molecular damage in cells.
E) 292 Radioactive elements are natural and therefore not harmful.
: 293 D Topic
: 294 2.5
: 295 Factual Recall 14) 296 Radioac tive isotopes
A) 297 are frequently added to foods as nutritional supplements.
B) 298 can be used in conjunction with PET scans to diagnose diseases.
C) 299 have no effect on living tissue.
D) 300 do not occur naturally.
E) 301 are never
incorporated into organic compounds.
: 302 B Topic
: 303 2.5
: 304 Factual Recall 15) 305 A(n) ________ forms when two atoms share electrons.
A) 306 ion
B) 307 element
C) 308 covalent bond
D) 309 ionic bond
E) 310 hydrogen
: 311 C Topic
: 312 2.8
: 313 Factual Recall 16) 314 A hydrogen atom has one electron. How many covalent bonds can hydrogen form?
A) 315 one covalent bond
B) 316 four covalent bonds
C) 317 four covalent bonds
D) 318 two ionic bonds
E) 319 two isotonic bonds
: 320 A Topic
: 321 2.8
: 322 Application 17) 323 Which of the following statements regarding the oxygen atom of a water molecule is true?
A) 324 Oxygen is more positively charged than the hydrogen atoms.
B) 325 Oxygen attracts electrons less strongly than the hydrogen atoms.
C) 326 Oxygen is more electronegative than the hydrogen atoms.
D) 327 Oxygen is electrically neutral.
E) 328 Oxygen is
attracted to the negatively charged atoms of other molecules.
: 329 C Topic
: 330 2.9
: 331 Conceptual
g 332 18) 333 In a water molecule, hydrogen and oxygen are held together by a(n) ________ bond.
A) 334 double covalent
B) 335 ionic
C) 336 nonpolar covalent
D) 337 hydrogen
E) 338 polar covalent
: 339 E Topic
: 340 2.9
: 341 Factual Recall 19) 342 The
n atoms of a water molecule are bonded to the oxygen atom by ________ bonds, whereas
hydroge neighboring water molecules are held together by ________ bonds.
A) 343 hydrogen . . . ionic
B) 344 hydrogen . . . polar covalent
C) 345 polar covalent . . . hydrogen
D) 346 ionic . . . covalent
E) 347 polar covalent . . . ionic
: 348 C Topic
: 349 2.9, 2.10
: 350 Factual Recall 20) 351 ________ weak bonds that are not strong enough to hold atoms together to form molecules but are strong
enough to form bonds within and around large molecules.
A) 352 Ionic bonds
B) 353 Covalent bonds
C) 354 Polar covalent bonds
D) 355 Hydrogen bonds
E) 356 Anionic bonds
: 357 D Topic
: 358 2.10
: 359 Factual Recall 21) 360 Water molecules stick to other water molecules because
A) 361 water molecules are neutral, and neutral molecules are attracted to each other.
B) 362 hydrogen
between the hydrogen atoms of one water molecule and the oxygen atoms of other water
bonds form molecules.
C) 363 covalent
between the hydrogen atoms of one water molecule and the oxygen atoms of other water
bonds form molecules.
D) 364 the hydrogen atoms of adjacent water molecules are attracted to one another.
E) 365 the oxygen atoms of adjacent water molecules are attracted to one another.
: 366 B Topic
: 367 2.10
: 368 Conceptual
g 369 22) 370 The tendency of water molecules to stick together is referred to as
A) 371 adhesion.
B) 372 polarity.
C) 373 cohesion.
D) 374 transpiratio n.
E) 375 evaporation.
: 376 C Topic
: 377 2.11
: 378 Factual Recall 23) 379 Which
of the following is dependent on the ability of water molecules to form hydrogen bonds with other
molecules besides water?
A) 380 the evaporative cooling of skin surfaces
B) 381 the movement of water from the roots of a tree to its leaves
C) 382 the milder temperatures of coastal regions compared to inland areas
D) 383 the ability of certain insects to walk on the surface of water
E) 384 the universality of water as a solvent
: 385 E Topic
: 386 2.11, 2.12
: 387 Conceptual
g 388 24) 389 Water's surface tension and heat storage capacity is accounted for by its
A) 390 orbitals.
B) 391 weight.
C) 392 hydrogen bonds.
D) 393 mass.
E) 394 size.
: 395 C Topic
: 396 2.11, 2.12
: 397 Conceptual
g 398 25) 399 As ice melts,
A) 400 hydrogen bonds are broken.
B) 401 water molecules become less tightly packed.
C) 402 the water becomes less dense.
D) 403 covalent bonds form.
E) 404 heat is released.
: 405 A Topic
: 406 2.12, 2.13
: 407 Conceptual
g 408 26) 409 Which of the following statements about water is false?
A) 410 Ice is less dense than liquid water.
B) 411 The hydrogen bonds in ice are less stable than the hydrogen bonds in liquid water.
C) 412 Water naturally exists in all three physical states on Earth.
D) 413 Floating ice on a pond insulates the liquid water below, slowing its rate of freezing.
E) 414 If ice sank, the oceans would eventually freeze solid.
: 415 B Topic
: 416 2.13
: 417 Factual Recall 27) 418 A solution with a pH of 7 is
A) 419 strongly acidic.
B) 420 weakly acidic.
C) 421 neutral.
D) 422 weakly basic.
E) 423 strongly basic.
: 424 C Topic
: 425 2.15
: 426 Factual Recall 28) 427 Which of the following statements about pH is true?
A) 428 The pH scale is a measure of oxygen ion concentration.
B) 429 A single unit change on the pH scale is equivalent to a 1% change in hydrogen ion concentration.
C) 430 An increase in hydrogen ion concentration means a decrease in pH scale units.
D) 431 Basic pH levels are less than 7.
E) 432 The pH of
solutions inside most cells is close to 9.0.
: 433 C Topic
: 434 2.15
: 435 Factual Recall 29) 436 A buffer
A) 437 is an acid that is used to offset overly basic conditions in the body.
B) 438 is a base that is used to offset overly acidic conditions in the body.
C) 439 donates OH- conditions become too acidic and accepts OH- ions when conditions become too basic.
D) 440 donates H+ conditions become too basic and accepts H+ ions when conditions become too acidic.
E) 441 donates OH- conditions become too basic and accepts OH- ions when conditions become too acidic.
: 442 D Topic
: 443 2.15
: 444 Factual Recall 445 Biology: Concepts and Connections, 6e (Campbell)
3 446 The
1) 447 Lactose intolerance is the inability to
A) 448 produce milk proteins.
B) 449 produce lactose.
C) 450 digest cellulose.
D) 451 digest lactose.
E) 452 digest milk fats.
: 453 D Topic
: 454 Opening Essay
: 455 Factual Recall 2) 456 Lactose intolerance
A) 457 is common in people of all ages, from infancy to adulthood.
B) 458 is most common in people of European descent.
C) 459 can currently be treated by gene therapy to treat the underlying cause.
D) 460 does not affect the consumption of beverages made from soy or rice.
E) 461 is a fatal disease with no known treatment.
: 462 D Topic
: 463 Opening Essay
: 464 Factual Recall 3) 465 Organic compounds
A) 466 always contain nitrogen.
B) 467 are synthesized only by animal cells.
C) 468 always contain carbon.
D) 469 can be synthesized only in a laboratory.
E) 470 always contain oxygen.
: 471 C Topic
: 472 3.1
: 473 Factual Recall 4) 474 Which of the following statements regarding carbon is false?
A) 475 Carbon has a tendency to form covalent bonds.
Carbon has the ability to bond with up to four other atoms.
C) 477 Carbon has the capacity to form single and double bonds.
D) 478 Carbon has the ability to bond together to form extensive, branched, or unbranched "carbon skeletons."
E) 479 Carbon has the capacity to form polar bonds with hydrogen.
: 480 E Topic
: 481 3.1
: 482 Factual Recall 5) 483 Which of the following statements about hydrocarbons is false?
A) 484 Hydrocarbo ns are inorganic compounds.
B) 485 Hydrocarbo ns are composed of a linked chain of carbon atoms, called a carbon skeleton.
C) 486 Hydrocarbo ns contain only carbon and hydrogen atoms.
D) 487 Hydrocarbo ns consist of atoms linked by single and double bonds.
E) 488 Hydrocarbo ns can form straight, branched or ringed structures.
: 489 A Topic
: 490 3.1
: 491 Factual Recall 6) 492 Which of the following is a carboxyl group?
A) 493 CO
B) 494 OH
C) 495 NH2 D) 496 COOH
E) 497 SH
: 498 D Topic
: 499 3.2
: 500 Factual Recall 7) 501 Which of the following is an amino group?
A) 502 OH
B) 503 NH2 C) 504 COOH
D) 505 CO
E) 506 CH3 Answer
: 507 B Topic
: 508 3.2
: 509 Factual Recall ...
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