NLN NEX SCIENCE EXAM NEWEST 2026 ACTUAL
EXAM| NLN (NURSING ENTRANCE EXAM) SCIENCE
EXAM REVIEW WITH 300 REAL EXAM QUESTIONS
AND CORRECT VERIFIED ANSWERS/ ALREADY
GRADED A+ (BRAND NEW!!)
Which part of the cell structure controls the passage of materials into
and out of the cell?
A. Ribosome
B. Golgi apparatus
C. Nuclear membrane
D. Plasma membrane - Correct Answer -Plasma membrane
Enzymes that are involved in biochemical reactions are organic...
A. Constants
B. Catalysts
C. Colloids
D. Cathodes - Correct Answer - Catalysts
What type of bacteria may be present in raw eggs?
A. E. Coli
B. Shigella
C. Listeria
pg. 1
,D. Salmonella - Correct Answer - Salmonella
Which of these processes occurs at a neuromuscular junction?
A. Impulse transmission
B. Encapsulation
C. Axon formation
D. Articulation - Correct Answer - Impulse transmission
A substance composed of similar atoms (number of protons is the same
for all) that cannot be broken down chemically is...
A. An element
B. A heterogeneous mixture
C. A homogeneous mixture
D. A compound - Correct Answer - An element
Unicellular organisms that have a nucleus and can swim with the aid of
cilia are examples of...
A. Monerans
B. Protozoans
C. Fungi
D. Spermatozoa - Correct Answer - Protozoans
Which of these is NOT an organic compound?
pg. 2
,A. CH3COOH (acetic acid)
B. C6H12O6 (glucose)
C. HCl (hydrochloric acid)
D. CH4 (methane) - Correct Answer - HCl (hydrochloric acid)
In ecological succession, the first living thing to colonize a currently
barren area is called a
A. Producer
B. Pioneer organism
C. Primary consumer
D. Carnivore - Correct Answer - Pioneer organism
Which of these arrangements of atoms is found in all alcohols?
A. C=O
B. C-OH
C. C-O-C
D. C=C - Correct Answer - C-OH
When two atoms share a pair of electrons, the bond between them is
called
A. Ionic
B. Covalent
C. Electrovalent
pg. 3
, D. Metallic - Correct Answer - Covalent
A material that settles out of a reaction is termed
A. Emulsion
B. Suspension
C. Colloid
D. Precipitate - Correct Answer - Precipitate
Which of these organisms can use nitrogen directly from air?
A. Protozoa
B. Worms
C. Plants
D. Blue-green algae - Correct Answer - Blue-green algae
If the medulla of the brain in a human was damaged, which of these
conditions would most likely result?
A. Inability to speak
B. Difficulty breathing
C. Inability to remember
D. Blurred vision - Correct Answer - Difficulty breathing
The extension of a neuron that carries the impulse to another cell is
called
pg. 4
EXAM| NLN (NURSING ENTRANCE EXAM) SCIENCE
EXAM REVIEW WITH 300 REAL EXAM QUESTIONS
AND CORRECT VERIFIED ANSWERS/ ALREADY
GRADED A+ (BRAND NEW!!)
Which part of the cell structure controls the passage of materials into
and out of the cell?
A. Ribosome
B. Golgi apparatus
C. Nuclear membrane
D. Plasma membrane - Correct Answer -Plasma membrane
Enzymes that are involved in biochemical reactions are organic...
A. Constants
B. Catalysts
C. Colloids
D. Cathodes - Correct Answer - Catalysts
What type of bacteria may be present in raw eggs?
A. E. Coli
B. Shigella
C. Listeria
pg. 1
,D. Salmonella - Correct Answer - Salmonella
Which of these processes occurs at a neuromuscular junction?
A. Impulse transmission
B. Encapsulation
C. Axon formation
D. Articulation - Correct Answer - Impulse transmission
A substance composed of similar atoms (number of protons is the same
for all) that cannot be broken down chemically is...
A. An element
B. A heterogeneous mixture
C. A homogeneous mixture
D. A compound - Correct Answer - An element
Unicellular organisms that have a nucleus and can swim with the aid of
cilia are examples of...
A. Monerans
B. Protozoans
C. Fungi
D. Spermatozoa - Correct Answer - Protozoans
Which of these is NOT an organic compound?
pg. 2
,A. CH3COOH (acetic acid)
B. C6H12O6 (glucose)
C. HCl (hydrochloric acid)
D. CH4 (methane) - Correct Answer - HCl (hydrochloric acid)
In ecological succession, the first living thing to colonize a currently
barren area is called a
A. Producer
B. Pioneer organism
C. Primary consumer
D. Carnivore - Correct Answer - Pioneer organism
Which of these arrangements of atoms is found in all alcohols?
A. C=O
B. C-OH
C. C-O-C
D. C=C - Correct Answer - C-OH
When two atoms share a pair of electrons, the bond between them is
called
A. Ionic
B. Covalent
C. Electrovalent
pg. 3
, D. Metallic - Correct Answer - Covalent
A material that settles out of a reaction is termed
A. Emulsion
B. Suspension
C. Colloid
D. Precipitate - Correct Answer - Precipitate
Which of these organisms can use nitrogen directly from air?
A. Protozoa
B. Worms
C. Plants
D. Blue-green algae - Correct Answer - Blue-green algae
If the medulla of the brain in a human was damaged, which of these
conditions would most likely result?
A. Inability to speak
B. Difficulty breathing
C. Inability to remember
D. Blurred vision - Correct Answer - Difficulty breathing
The extension of a neuron that carries the impulse to another cell is
called
pg. 4
