TEAS practice test (science portion) Exam
with Questions and Verified Answers 2025
Breakdown ,of ,what ,begins ,in ,the ,small ,intestine?
a) ,protein
b) ,fats
c) ,fiber
d) ,carbohydrates ,- ,CORRECT ,ANSWER-Fats
In ,geology, ,what ,is ,considered ,a ,significant ,departure ,from ,previous ,ideas?
a) ,ideology
b) ,theoretical ,refinement
c) ,a ,paradigm ,shift
d) ,model ,adjustment ,- ,CORRECT ,ANSWER-A ,paradigm ,shift
What ,describes ,the ,increase ,in ,alleles ,that ,permits ,a ,species ,to ,survive ,and
,reproduce ,better ,in ,an ,environment ,from ,generation ,to ,generation?
a) ,DNA
b) ,Genetic ,drift
c) ,Mutation
d) ,adaptation ,- ,CORRECT ,ANSWER-Adaptation
What ,nervous ,systems ,directs ,the ,bodies ,flight ,or ,flight ,response?
a) ,peripheral
b) ,central
c) ,parasympathetic
d) ,sympathetic ,- ,CORRECT ,ANSWER-Sympathetic
What ,is ,used ,in ,quantitative ,investigations?
a) ,sensory ,information
b) ,numerical ,information
c) ,phenomenological ,research
,d) ,ethnographic ,research ,- ,CORRECT ,ANSWER-Numerical ,information
Which ,of ,the ,following ,taxonomic ,ranks ,is ,the ,most ,general? ,Order, ,genus, ,phylum,
,family
a) ,order
b) ,genus
c) ,phylum
d) ,family ,- ,CORRECT ,ANSWER-Phylum
Water ,undergoes ,relatively ,minor ,temperature ,and ,phase ,changes ,compared ,to ,other
,substances ,due ,to ,both ,its ,what?
a) ,low ,specific ,heat ,and ,low ,vaporization
b) ,low ,specific ,heat ,and ,high ,heat ,vaporization
c) ,high ,specific ,heat ,and ,low ,heat ,of ,vaporization
d) ,high ,specific ,heat ,and ,high ,heat ,of ,vaporization ,- ,CORRECT ,ANSWER-High
,specific ,heat ,and ,high ,heat ,of ,vaporization
What ,is ,an ,example ,of ,hydrocarbons ,containing ,double ,bonds?
a) ,C2H6
b) ,C4H8
c) ,C6H10
d) ,C8H12 ,- ,CORRECT ,ANSWER-C4H8
What ,represents ,the ,correct ,order ,of ,scientific ,process?
a) ,hypothesis, ,data, ,analysis
b) ,hypothesis, ,analysis, ,data
c) ,data, ,hypothesis, ,analysis
d) ,data, ,analysis, ,hypothesis ,- ,CORRECT ,ANSWER-Hypothesis, ,data, ,analysis
What ,organ ,system ,supplies ,the ,body ,cells ,with ,oxygen ,and ,nutrients?
a) ,cardiovascular
b) ,digestive
c) ,nervous
d) ,immune ,- ,CORRECT ,ANSWER-Cardiovascular
Through ,what ,does ,blood ,pass ,after ,leaving ,the ,right ,ventricle ,during ,contraction ,of
,the ,heart?
a) ,aorta
b) ,pulmonary ,artery
c) ,vena ,cava
d) ,mitral ,valve ,- ,CORRECT ,ANSWER-Pulmonary ,artery
What ,organ ,system ,supplies ,the ,body ,with ,oxygen ,and ,removes ,carbon ,dioxide?
a) ,integumentary
b) ,endocrine
c) ,respiratory
, d) ,renal ,- ,CORRECT ,ANSWER-Respiratory
What ,is ,responsible ,for ,the ,peristalsis ,that ,occurs ,in ,the ,digestive ,tract?
a) ,smooth ,muscle
b) ,skeletal ,muscle
c) ,connective ,tissue
d) ,subcutaneous ,tissue ,- ,CORRECT ,ANSWER-Smooth ,muscle
A ,proton ,should ,have ,what ,two ,characteristics ,when ,compared ,to ,the ,charge ,and ,the
,mass ,of ,an ,electron?
a) ,the ,same ,charge ,and ,the ,same ,mass
b) ,the ,same ,charge ,and ,larger ,mass
c) ,an ,opposite ,charge ,and ,same ,mass
d) ,an ,opposite ,charge ,and ,larger ,mass ,- ,CORRECT ,ANSWER-An ,opposite ,charge
,and ,a ,larger ,mass
The ,spine ,is ,part ,of ,what ,system?
a) ,lymphatic
b) ,nervous
c) ,skeletal
d) ,endocrine ,- ,CORRECT ,ANSWER-Skeletal
If ,two ,gases ,(A ,and ,B) ,that ,have ,detectable ,odors ,and ,the ,same ,temperature ,are
,released ,simultaneously ,on ,one ,side ,of ,a ,room, ,and ,the ,odor ,of ,Gas ,A ,is ,noticed
,one ,minute ,before ,that ,of ,Gas ,B, ,what ,conclusion ,can ,be ,made?
a) ,gas ,A ,has ,higher ,density ,than ,gas ,B
b) ,gas ,B ,has ,higher ,density ,than ,gas ,A
c) ,The ,opening ,in ,the ,container ,of ,Gas ,A ,is ,larger ,than ,that ,of ,Gas ,B
d) ,The ,opening ,in ,the ,container ,of ,Gas ,B ,is ,larger ,than ,that ,of ,Gas ,A ,- ,CORRECT
,ANSWER-Gas ,B ,has ,a ,higher ,density ,than ,Gas ,A
What ,describes ,a ,substance ,that ,is ,completely ,ionized ,in ,its ,solution ,and ,has ,a ,pH ,of
,2?
a) ,strong ,acid
b) ,strong ,base
c) ,weak ,acid
d) ,weak ,base ,- ,CORRECT ,ANSWER-Strong ,acid
What ,organs ,are ,immune ,cells ,produced ,?
a) ,tonsils
b) ,spleen
c) ,lymph ,nodes
d) ,bone ,marrow ,- ,CORRECT ,ANSWER-Bone ,marrow
with Questions and Verified Answers 2025
Breakdown ,of ,what ,begins ,in ,the ,small ,intestine?
a) ,protein
b) ,fats
c) ,fiber
d) ,carbohydrates ,- ,CORRECT ,ANSWER-Fats
In ,geology, ,what ,is ,considered ,a ,significant ,departure ,from ,previous ,ideas?
a) ,ideology
b) ,theoretical ,refinement
c) ,a ,paradigm ,shift
d) ,model ,adjustment ,- ,CORRECT ,ANSWER-A ,paradigm ,shift
What ,describes ,the ,increase ,in ,alleles ,that ,permits ,a ,species ,to ,survive ,and
,reproduce ,better ,in ,an ,environment ,from ,generation ,to ,generation?
a) ,DNA
b) ,Genetic ,drift
c) ,Mutation
d) ,adaptation ,- ,CORRECT ,ANSWER-Adaptation
What ,nervous ,systems ,directs ,the ,bodies ,flight ,or ,flight ,response?
a) ,peripheral
b) ,central
c) ,parasympathetic
d) ,sympathetic ,- ,CORRECT ,ANSWER-Sympathetic
What ,is ,used ,in ,quantitative ,investigations?
a) ,sensory ,information
b) ,numerical ,information
c) ,phenomenological ,research
,d) ,ethnographic ,research ,- ,CORRECT ,ANSWER-Numerical ,information
Which ,of ,the ,following ,taxonomic ,ranks ,is ,the ,most ,general? ,Order, ,genus, ,phylum,
,family
a) ,order
b) ,genus
c) ,phylum
d) ,family ,- ,CORRECT ,ANSWER-Phylum
Water ,undergoes ,relatively ,minor ,temperature ,and ,phase ,changes ,compared ,to ,other
,substances ,due ,to ,both ,its ,what?
a) ,low ,specific ,heat ,and ,low ,vaporization
b) ,low ,specific ,heat ,and ,high ,heat ,vaporization
c) ,high ,specific ,heat ,and ,low ,heat ,of ,vaporization
d) ,high ,specific ,heat ,and ,high ,heat ,of ,vaporization ,- ,CORRECT ,ANSWER-High
,specific ,heat ,and ,high ,heat ,of ,vaporization
What ,is ,an ,example ,of ,hydrocarbons ,containing ,double ,bonds?
a) ,C2H6
b) ,C4H8
c) ,C6H10
d) ,C8H12 ,- ,CORRECT ,ANSWER-C4H8
What ,represents ,the ,correct ,order ,of ,scientific ,process?
a) ,hypothesis, ,data, ,analysis
b) ,hypothesis, ,analysis, ,data
c) ,data, ,hypothesis, ,analysis
d) ,data, ,analysis, ,hypothesis ,- ,CORRECT ,ANSWER-Hypothesis, ,data, ,analysis
What ,organ ,system ,supplies ,the ,body ,cells ,with ,oxygen ,and ,nutrients?
a) ,cardiovascular
b) ,digestive
c) ,nervous
d) ,immune ,- ,CORRECT ,ANSWER-Cardiovascular
Through ,what ,does ,blood ,pass ,after ,leaving ,the ,right ,ventricle ,during ,contraction ,of
,the ,heart?
a) ,aorta
b) ,pulmonary ,artery
c) ,vena ,cava
d) ,mitral ,valve ,- ,CORRECT ,ANSWER-Pulmonary ,artery
What ,organ ,system ,supplies ,the ,body ,with ,oxygen ,and ,removes ,carbon ,dioxide?
a) ,integumentary
b) ,endocrine
c) ,respiratory
, d) ,renal ,- ,CORRECT ,ANSWER-Respiratory
What ,is ,responsible ,for ,the ,peristalsis ,that ,occurs ,in ,the ,digestive ,tract?
a) ,smooth ,muscle
b) ,skeletal ,muscle
c) ,connective ,tissue
d) ,subcutaneous ,tissue ,- ,CORRECT ,ANSWER-Smooth ,muscle
A ,proton ,should ,have ,what ,two ,characteristics ,when ,compared ,to ,the ,charge ,and ,the
,mass ,of ,an ,electron?
a) ,the ,same ,charge ,and ,the ,same ,mass
b) ,the ,same ,charge ,and ,larger ,mass
c) ,an ,opposite ,charge ,and ,same ,mass
d) ,an ,opposite ,charge ,and ,larger ,mass ,- ,CORRECT ,ANSWER-An ,opposite ,charge
,and ,a ,larger ,mass
The ,spine ,is ,part ,of ,what ,system?
a) ,lymphatic
b) ,nervous
c) ,skeletal
d) ,endocrine ,- ,CORRECT ,ANSWER-Skeletal
If ,two ,gases ,(A ,and ,B) ,that ,have ,detectable ,odors ,and ,the ,same ,temperature ,are
,released ,simultaneously ,on ,one ,side ,of ,a ,room, ,and ,the ,odor ,of ,Gas ,A ,is ,noticed
,one ,minute ,before ,that ,of ,Gas ,B, ,what ,conclusion ,can ,be ,made?
a) ,gas ,A ,has ,higher ,density ,than ,gas ,B
b) ,gas ,B ,has ,higher ,density ,than ,gas ,A
c) ,The ,opening ,in ,the ,container ,of ,Gas ,A ,is ,larger ,than ,that ,of ,Gas ,B
d) ,The ,opening ,in ,the ,container ,of ,Gas ,B ,is ,larger ,than ,that ,of ,Gas ,A ,- ,CORRECT
,ANSWER-Gas ,B ,has ,a ,higher ,density ,than ,Gas ,A
What ,describes ,a ,substance ,that ,is ,completely ,ionized ,in ,its ,solution ,and ,has ,a ,pH ,of
,2?
a) ,strong ,acid
b) ,strong ,base
c) ,weak ,acid
d) ,weak ,base ,- ,CORRECT ,ANSWER-Strong ,acid
What ,organs ,are ,immune ,cells ,produced ,?
a) ,tonsils
b) ,spleen
c) ,lymph ,nodes
d) ,bone ,marrow ,- ,CORRECT ,ANSWER-Bone ,marrow
