NLN PAX PREP Science Spring 2024/2025 Questions and Answers 100% Solved
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NLN PAX
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NLN PAX
NLN PAX PREP Science Spring
2024/2025 Questions and Answers
100% Solved
Which of these structures of the male reproductive system carries sperm
cells from the testes to the lower part of the abdomen?Correct answer -
Vas deferens
A method for determining the blood alcohol content of a subje...
NLN PAX PREP Science Spring
2024/2025 Questions and Answers
100% Solved
Which of these structures of the male reproductive system carries sperm
cells from the testes to the lower part of the abdomen?Correct answer -
Vas deferens
A method for determining the blood alcohol content of a subject is
toCorrect answer - Use a Breathalyzer
A person blows his breath into a straw that is placed in limewater. The
limewater becomes cloudy because the person's breath containsCorrect
answer - carbon dioxide
A physician measures the pulse and blood pressure (BP) of all patients
on a routine basis.
,Which of these measurements show the normal BP values for a resting
adult patient?Correct answer - 120/80 mm Hg
A student focuses sunlight to a point with a thin converging (convex)
lens. Which of these direct measurements can the student make as a
result of this experiment?Correct answer - The approximate focal length
of the lens.
A woman suddenly chokes on a piece of food and clutches frantically at
her throat. An immediate remedy is toCorrect answer - Apply quick,
hard pressures successively to her abdomen, just beneath her diaphragm.
An unknown gas is denser than air, does not support combustion, and
turns a limewater solution cloudy. This gas is most probablyCorrect
answer - Carbon dioxide
,Guard cells which can be found in the leaves of plants are most closely
associated with which of these processes?Correct answer - Evaporation
of water from the plant.
Human testes produceCorrect answer - Spermatozoa
If a red light is passed through a dilute solution of chlorophyll solution,
the spectrophotometer will detect what amount of transmittance of this
light?Correct answer - 50% - 75%
If the medulla of the brain in a human was damaged, which of these
conditions would most likely result?Correct answer - Difficulty in
breathing
In ecological succession, the first living thing to colonize a hitherto
barren area is called
A. producer
, B. primary consumer
C. pioneer organism
D. carnivoreCorrect answer - Pioneer organism
In varieties of matter, the term heterogeneous may be applied toCorrect
answer - Mixtures, but not elements or compounds
The inherited factors that are transmitted in an organism from generation
to generation are called its Homozygote.Correct answer - Genotype
The organ that filters metabolic waste from the blood is the
Small intestine.Correct answer - kidney
Unicellular organisms that have a nucleus and can swim with the aid of
cilia are examples of Monerans.
A. monerans
B. plants
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