BIO 360 Asu Exam 1 Chp 1-4 Questions With Complete
Solutions
Animal physiology is the study of A) how structures allow
animals to function. B) the chemical reactions found in animals.
C) the genetic lineage seen in the evolution of animals. D)
migratory patterns of animals. Correct Answers A
One theme in physiology states that the physiology of an animal
is part of its __________, which is based on its __________ and
environmental influences. A) genotype; ancestry B) phenotype;
genotype C) ancestry; phenotype D) phenotype; diet Correct
Answers B
Which of the following statements is true about phenotype? A)
After an initial development period, phenotype of an organism is
static. B) Phenotype is affected by organization at the
biochemical level only. C) Altering phenotype allows an
organism to change its physiological response. D) Genotype
may influence phenotype, but phenotype never affects genotype.
Correct Answers C
Surface area to volume ratio influences thermal physiology such
that A) small animals have a higher surface area to volume ratio,
decreasing heat loss. B) small animals have a lower surface area
to volume ratio, decreasing heat loss. C) small animals have a
higher surface area to volume ratio, increasing heat loss. D)
small animals have a lower surface area to volume ratio,
increasing heat loss. Correct Answers C
, The scaling coefficient for metabolic rate should be 2/3 is based
on A) relationships between surface area and volume. B)
relationships between body mass and volume. C) relationships
between volume and metabolism. D) relationships between
metabolism and activity of the animal. Correct Answers A
The term adaptation most commonly refers to A) changes within
an individual that are irreversible. B) changes within an
individual that are reversible. C) changes within a population
seen over time. D) changes within an individual that cannot be
inherited. Correct Answers C
Adaptation can change the genetic composition of a population
because A) environmental stressors favor survival of certain
genotypes. B) individuals possessing favorable genes tend to
produce more offspring. C) genes are passed on only if offspring
are produced. D) all of the above Correct Answers D
Organisms that are closely related to each other will A) share
some features with all other organisms. B) share some features
only with organisms from this same group. C) have no features
in common with any other organism. D) both A and B Correct
Answers D
The flippers of marine mammals, the legs of dogs, and the wings
of birds are examples of ______________ structures. A)
homologous B) analogous C) convergent D) shared Correct
Answers A
Solutions
Animal physiology is the study of A) how structures allow
animals to function. B) the chemical reactions found in animals.
C) the genetic lineage seen in the evolution of animals. D)
migratory patterns of animals. Correct Answers A
One theme in physiology states that the physiology of an animal
is part of its __________, which is based on its __________ and
environmental influences. A) genotype; ancestry B) phenotype;
genotype C) ancestry; phenotype D) phenotype; diet Correct
Answers B
Which of the following statements is true about phenotype? A)
After an initial development period, phenotype of an organism is
static. B) Phenotype is affected by organization at the
biochemical level only. C) Altering phenotype allows an
organism to change its physiological response. D) Genotype
may influence phenotype, but phenotype never affects genotype.
Correct Answers C
Surface area to volume ratio influences thermal physiology such
that A) small animals have a higher surface area to volume ratio,
decreasing heat loss. B) small animals have a lower surface area
to volume ratio, decreasing heat loss. C) small animals have a
higher surface area to volume ratio, increasing heat loss. D)
small animals have a lower surface area to volume ratio,
increasing heat loss. Correct Answers C
, The scaling coefficient for metabolic rate should be 2/3 is based
on A) relationships between surface area and volume. B)
relationships between body mass and volume. C) relationships
between volume and metabolism. D) relationships between
metabolism and activity of the animal. Correct Answers A
The term adaptation most commonly refers to A) changes within
an individual that are irreversible. B) changes within an
individual that are reversible. C) changes within a population
seen over time. D) changes within an individual that cannot be
inherited. Correct Answers C
Adaptation can change the genetic composition of a population
because A) environmental stressors favor survival of certain
genotypes. B) individuals possessing favorable genes tend to
produce more offspring. C) genes are passed on only if offspring
are produced. D) all of the above Correct Answers D
Organisms that are closely related to each other will A) share
some features with all other organisms. B) share some features
only with organisms from this same group. C) have no features
in common with any other organism. D) both A and B Correct
Answers D
The flippers of marine mammals, the legs of dogs, and the wings
of birds are examples of ______________ structures. A)
homologous B) analogous C) convergent D) shared Correct
Answers A
