BIO 152 EXAM 3 ROUNDS WITH
CORRECT ANSWERS 2025
What type of animal maintains a constant internal body
temperature?
Select one:
a. endotherm
b. ecotherm
c. mesoderm
d. endoderm correct answers >> a
Which is an example of negative feedback?
Select one:
a. lowering of blood glucose after a meal
b. blood clotting after an injury
c. lactation during nursing
d. uterine contractions during labor correct answers >> a
Which method of heat exchange occurs during direct contact
between the source and animal?
Select one:
a. radiation
b. evaporation
c. convection
d. conduction correct answers >> d
,The body's automatic tendency to maintain a constant and
optimal internal environment is termed
Select one:
a. balanced equilibrium.
b. physiological chance.
c. homeostasis.
d. static equilibrium.
e. estivation correct answers >> c
Consider the energy budgets for a human, an elephant, a
penguin, a mouse (10 g), and a snake (100 g). The ________ would
have the highest total annual energy expenditure, and the
________ would have the highest energy expenditure per unit
mass.
Select one:
a. elephant; mouse
b. elephant; human
c. human; penguin
d. mouse; snake
e. penguin; mouse correct answers >> a
What is typically the result of double fertilization in angiosperms?
Select one:
a. The endosperm develops into a diploid nutrient tissue.
b. A triploid zygote is formed.
c. Both a diploid embryo and triploid endosperm are formed.
, d. Two embryos develop in every seed.
e. The antipodal cells develop into the seed coat. correct
answers >> c
A tomato fruit (excluding the seeds) should be.
Select one:
a. triploid
b. diploid
c. haploid
d. polypoloid correct answers >> b
Which of the following is an angiosperm female gametophyte?
Select one:
a. polar cells which will become the endosperm when they fuse
with a sperm nuclei
b. The egg
c. The embryo sac
d. the pollen
e. the pollen sperm nucleus correct answers >> c
Humans can lose, but cannot gain, heat through
Select one:
a. conduction
b. convection
c. radiation
d. evaporation
CORRECT ANSWERS 2025
What type of animal maintains a constant internal body
temperature?
Select one:
a. endotherm
b. ecotherm
c. mesoderm
d. endoderm correct answers >> a
Which is an example of negative feedback?
Select one:
a. lowering of blood glucose after a meal
b. blood clotting after an injury
c. lactation during nursing
d. uterine contractions during labor correct answers >> a
Which method of heat exchange occurs during direct contact
between the source and animal?
Select one:
a. radiation
b. evaporation
c. convection
d. conduction correct answers >> d
,The body's automatic tendency to maintain a constant and
optimal internal environment is termed
Select one:
a. balanced equilibrium.
b. physiological chance.
c. homeostasis.
d. static equilibrium.
e. estivation correct answers >> c
Consider the energy budgets for a human, an elephant, a
penguin, a mouse (10 g), and a snake (100 g). The ________ would
have the highest total annual energy expenditure, and the
________ would have the highest energy expenditure per unit
mass.
Select one:
a. elephant; mouse
b. elephant; human
c. human; penguin
d. mouse; snake
e. penguin; mouse correct answers >> a
What is typically the result of double fertilization in angiosperms?
Select one:
a. The endosperm develops into a diploid nutrient tissue.
b. A triploid zygote is formed.
c. Both a diploid embryo and triploid endosperm are formed.
, d. Two embryos develop in every seed.
e. The antipodal cells develop into the seed coat. correct
answers >> c
A tomato fruit (excluding the seeds) should be.
Select one:
a. triploid
b. diploid
c. haploid
d. polypoloid correct answers >> b
Which of the following is an angiosperm female gametophyte?
Select one:
a. polar cells which will become the endosperm when they fuse
with a sperm nuclei
b. The egg
c. The embryo sac
d. the pollen
e. the pollen sperm nucleus correct answers >> c
Humans can lose, but cannot gain, heat through
Select one:
a. conduction
b. convection
c. radiation
d. evaporation
