Science Bowl

BIOLOGY

Biology - 55

BIOL-92; Multiple Choice:  Most of the carbon dioxide picked up by the blood in the tissues:

a) dissolves in the plasma
b) unites with hemoglobin
c) forms microscopic bubbles
d) diffuses into the alveoli

ANSWER:  A -- DISSOLVES IN THE PLASMA

BIOL-92; Multiple Choice:  The sodium/potassium pump is primarily responsible for the:

a)  resting potential
b)  action potential
c)  excretion of salts
d)  contraction of muscle fibers

ANSWER:  A -- RESTING POTENTIAL

BIOL-92; Multiple Choice:  Excess secretion from this gland can cause a person to be thin,
hyperactive, always hungry, & irritable.

a) adrenal cortex
b) thyroid
c) anterior pituitary
d) adrenal medulla

ANSWER:  B -- THYROID

BIOL-92; Multiple Choice:  Hormones which function in sending chemical signal between two or
more individuals are known as:

a) leucomones
b) pheromones

(pron: fair-oh-moans)

c) comones

ANSWER:   B -- PHEROMONES

BIOL-92; Multiple Choice:  Which term would be used to describe an animal which has adapted
to a tree-dwelling mode of life?

a) deciduous

(pron: de-SID-you-us)

b) dendritic
c) arboreal

(pron: ar-BOR-e-al)

d) sessile

(pron: SESS-ile)

ANSWER:   C -- ARBOREAL