natural science official clep UPDATED
ACTUAL Questions and CORRECT
Answers
Which disease is NOT genetically inherited
(A) Tuberculosis
(B) Phenylketonuria
(C) Huntington disease
(D) Cystic fibrosis
(E) Tay-Sachs disease - CORRECT ANSWER - (A) Tuberculosis
Which disease can be controlled merely
through regulation of diet
(A) Tuberculosis
(B) Phenylketonuria
(C) Huntington disease
(D) Cystic fibrosis
(E) Tay-Sachs disease - CORRECT ANSWER - (B) Phenylketonuria
As a direct result of photosynthesis, energy is
stored in molecules of which of the following?
(A) RNA
(B) DNA
(C) C6H12O6 (glucose)
(D) H2O
,(E) CO2 - CORRECT ANSWER - (C) C6H12O6 (glucose)
A person whose gallbladder has been removed
has a decreased ability to store bile and therefore
to digest
(A) fats
(B) starches
(C) sugars
(D) proteins
(E) vitamins - CORRECT ANSWER - (A) fats
Hard water is undesirable and is often softened
because hard water
(A) is too viscous for regular uses
(B) contains trace amounts of toxic substances
(C) forms insoluble precipitates when boiled or when used with soap
(D) cannot be used efficiently by the body due to dissolved impurities
(E) evaporates more rapidly than soft water - CORRECT ANSWER - (C) forms insoluble
precipitates when boiled or
when used with soap
Which of the following adaptations is more
likely to be found in the leaves of desert plants
than in those of plants that grow in moist
regions?
, (A) Stomata mostly on upper leaf surface
(B) A thin, transparent cuticle
(C) A smooth leaf surface free of hairs
(D) A thickened epidermis and cuticle
(E) A loosely packed mesophyll layer - CORRECT ANSWER - (D) A thickened epidermis
and cuticle
The classification characteristics that define the
genus of an animal or a plant are usually more
general than those defining
(A) a class
(B) an order
(C) a species
(D) a family
(E) a phylum - CORRECT ANSWER - (C) a species
If all the xylem from a section of tree trunk
could be removed, which of the following
would most likely happen first?
(A) Food could not pass from the leaves to the roots.
(B) The roots would be unable to transfer any stored food to the spring buds.
(C) The leaves would be unable to get any carbon dioxide.
(D) The roots would be unable to store food.
(E) The leaves would be unable to get sufficient water. - CORRECT ANSWER - (E) The
leaves would be unable to get sufficient water.
Whereas the ultimate source of energy for most
ACTUAL Questions and CORRECT
Answers
Which disease is NOT genetically inherited
(A) Tuberculosis
(B) Phenylketonuria
(C) Huntington disease
(D) Cystic fibrosis
(E) Tay-Sachs disease - CORRECT ANSWER - (A) Tuberculosis
Which disease can be controlled merely
through regulation of diet
(A) Tuberculosis
(B) Phenylketonuria
(C) Huntington disease
(D) Cystic fibrosis
(E) Tay-Sachs disease - CORRECT ANSWER - (B) Phenylketonuria
As a direct result of photosynthesis, energy is
stored in molecules of which of the following?
(A) RNA
(B) DNA
(C) C6H12O6 (glucose)
(D) H2O
,(E) CO2 - CORRECT ANSWER - (C) C6H12O6 (glucose)
A person whose gallbladder has been removed
has a decreased ability to store bile and therefore
to digest
(A) fats
(B) starches
(C) sugars
(D) proteins
(E) vitamins - CORRECT ANSWER - (A) fats
Hard water is undesirable and is often softened
because hard water
(A) is too viscous for regular uses
(B) contains trace amounts of toxic substances
(C) forms insoluble precipitates when boiled or when used with soap
(D) cannot be used efficiently by the body due to dissolved impurities
(E) evaporates more rapidly than soft water - CORRECT ANSWER - (C) forms insoluble
precipitates when boiled or
when used with soap
Which of the following adaptations is more
likely to be found in the leaves of desert plants
than in those of plants that grow in moist
regions?
, (A) Stomata mostly on upper leaf surface
(B) A thin, transparent cuticle
(C) A smooth leaf surface free of hairs
(D) A thickened epidermis and cuticle
(E) A loosely packed mesophyll layer - CORRECT ANSWER - (D) A thickened epidermis
and cuticle
The classification characteristics that define the
genus of an animal or a plant are usually more
general than those defining
(A) a class
(B) an order
(C) a species
(D) a family
(E) a phylum - CORRECT ANSWER - (C) a species
If all the xylem from a section of tree trunk
could be removed, which of the following
would most likely happen first?
(A) Food could not pass from the leaves to the roots.
(B) The roots would be unable to transfer any stored food to the spring buds.
(C) The leaves would be unable to get any carbon dioxide.
(D) The roots would be unable to store food.
(E) The leaves would be unable to get sufficient water. - CORRECT ANSWER - (E) The
leaves would be unable to get sufficient water.
Whereas the ultimate source of energy for most
