A.T.I TEAS 7 SCIENCE 2025 EXAM, / ACTUAL EXAM
QUESTIONS WITH ANSWERS,/ 100% VERIFIED, A+
GRADED [ SUCCESS GUARANTEED ]
1. What are the three types of salivary glands and where are they located in the mouth? -
ANSWER - Parotid, sublingual, and submandibular glands located in the roof of the mouth,
cheeks, and under the jawbone, respectively.
1. Which of the following substances is excreted by the kidneys to regulate blood pressure? -
ANSWER - Renin
1. What is the chemical formula for water? - ANSWER - H20
1. Which of the following units is used to indicate length? - ANSWER M
researcher collects data on the number of cars passing through a busy intersection at different
times of the day for a month. This data would be most useful to analyze which of the following:
- ANSWER - traffic patterns during rush hour
1. What is the largest organ in the human body by surface area? - ANSWER - Skin
1. Which of the following describes the function of ligaments? - ANSWER - Ligaments attach two
bones
1. What is the difference between innate and adaptive immunity? - ANSWER - Innate immunity
is present at birth while adaptive immunity is acquired after exposure to pathogens.
1. Which of the following is responsible for carrying amino acids to ribosomes during protein
synthesis? - ANSWER - tRNA
,1. What are the steps involved in the scientific method? - ANSWER - Observation, hypothesis,
prediction, experimentation, analysis, conclusion.
1. What is the difference between a solid and a liquid? - ANSWER - Solids have a definite shape
and volume while liquids have a definite volume but no fixed shape.
1. Which part of the respiratory system is responsible for regulating breathing rate and depth? -
ANSWER - Diaphragm
1. What is the difference between a monosaccharide and a disaccharide? - ANSWER -
Monosaccharides are simple sugars that cannot be further broken down into simpler sugars
while disaccharides are composed of two simple sugars.
1. Which of the following is the process by which DNA is copied into RNA? - ANSWER -
Transcription
1. What is the role of calcium in muscle contraction? - ANSWER - Calcium is released from the
sarcoplasmic reticulum to initiate the sliding of actin and myosin filaments.
1. What is the name of the dome-shaped muscle that plays a key role in breathing? - ANSWER -
Diaphragm
1. What is the role of the epididymis in sperm maturation? - ANSWER - The epididymis stores
and protects sperm cells until ejaculation.
1. Which of the following is a function of the respiratory system? - ANSWER - Exchange of gases
between the body and the environment
, 1. What is the difference between isotonic and isometric muscle contractions? - ANSWER -
Isotonic contractions produce movement while isometric contractions produce no movement.
Which of the following is a characteristic of innate immunity - ANSWER - It provides immediate,
non-specific protection.
1. Which of the following is NOT one of the four primary tissue types found in the human body?
- ANSWER - Exocrine glandular
1. Which of the following is a type of genetic mutation that involves the insertion or deletion of
one or more nucleotides in a DNA sequence? - ANSWER - Frameshift mutation
1. Which of the following describes the process of osmosis? - ANSWER - Movement of water
molecules from an area of high concentration to an area of low concentration through a
selectively permeable membrane.
1. Which of the following is a chemical property of a substance? - ANSWER - Reactivity with acid
1. Which statement best defines the difference between a physical change and a chemical
change? - ANSWER - A physical change involves the rearrangement of atoms and molecules
while a chemical change involves the formation of new substances with different chemical
properties.
1. During embryonic development, which of the following germ layers forms the nervous
system? - ANSWER - Ectoderm
1. What is the primary pigment responsible for photosynthesis in plants? - ANSWER -
Chlorophyll a
QUESTIONS WITH ANSWERS,/ 100% VERIFIED, A+
GRADED [ SUCCESS GUARANTEED ]
1. What are the three types of salivary glands and where are they located in the mouth? -
ANSWER - Parotid, sublingual, and submandibular glands located in the roof of the mouth,
cheeks, and under the jawbone, respectively.
1. Which of the following substances is excreted by the kidneys to regulate blood pressure? -
ANSWER - Renin
1. What is the chemical formula for water? - ANSWER - H20
1. Which of the following units is used to indicate length? - ANSWER M
researcher collects data on the number of cars passing through a busy intersection at different
times of the day for a month. This data would be most useful to analyze which of the following:
- ANSWER - traffic patterns during rush hour
1. What is the largest organ in the human body by surface area? - ANSWER - Skin
1. Which of the following describes the function of ligaments? - ANSWER - Ligaments attach two
bones
1. What is the difference between innate and adaptive immunity? - ANSWER - Innate immunity
is present at birth while adaptive immunity is acquired after exposure to pathogens.
1. Which of the following is responsible for carrying amino acids to ribosomes during protein
synthesis? - ANSWER - tRNA
,1. What are the steps involved in the scientific method? - ANSWER - Observation, hypothesis,
prediction, experimentation, analysis, conclusion.
1. What is the difference between a solid and a liquid? - ANSWER - Solids have a definite shape
and volume while liquids have a definite volume but no fixed shape.
1. Which part of the respiratory system is responsible for regulating breathing rate and depth? -
ANSWER - Diaphragm
1. What is the difference between a monosaccharide and a disaccharide? - ANSWER -
Monosaccharides are simple sugars that cannot be further broken down into simpler sugars
while disaccharides are composed of two simple sugars.
1. Which of the following is the process by which DNA is copied into RNA? - ANSWER -
Transcription
1. What is the role of calcium in muscle contraction? - ANSWER - Calcium is released from the
sarcoplasmic reticulum to initiate the sliding of actin and myosin filaments.
1. What is the name of the dome-shaped muscle that plays a key role in breathing? - ANSWER -
Diaphragm
1. What is the role of the epididymis in sperm maturation? - ANSWER - The epididymis stores
and protects sperm cells until ejaculation.
1. Which of the following is a function of the respiratory system? - ANSWER - Exchange of gases
between the body and the environment
, 1. What is the difference between isotonic and isometric muscle contractions? - ANSWER -
Isotonic contractions produce movement while isometric contractions produce no movement.
Which of the following is a characteristic of innate immunity - ANSWER - It provides immediate,
non-specific protection.
1. Which of the following is NOT one of the four primary tissue types found in the human body?
- ANSWER - Exocrine glandular
1. Which of the following is a type of genetic mutation that involves the insertion or deletion of
one or more nucleotides in a DNA sequence? - ANSWER - Frameshift mutation
1. Which of the following describes the process of osmosis? - ANSWER - Movement of water
molecules from an area of high concentration to an area of low concentration through a
selectively permeable membrane.
1. Which of the following is a chemical property of a substance? - ANSWER - Reactivity with acid
1. Which statement best defines the difference between a physical change and a chemical
change? - ANSWER - A physical change involves the rearrangement of atoms and molecules
while a chemical change involves the formation of new substances with different chemical
properties.
1. During embryonic development, which of the following germ layers forms the nervous
system? - ANSWER - Ectoderm
1. What is the primary pigment responsible for photosynthesis in plants? - ANSWER -
Chlorophyll a
