TEAS 7 SCIENCE PRACTICE TEST EXAM WITH CORRECT ANSWERS 2024
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Course
TEAS 7 SCIENCE PRACTICE
Institution
TEAS 7 SCIENCE PRACTICE
Chemical C is a catalyst in the reaction between chemical A and chemical B. What is the effect of chemical C?
a) Chemical C increases the rate of the reaction between A and B
b) Chemical C decreases the rate of the reaction between A and B
c) Chemical C initiates the reaction between A and B
...
Chemical C is a catalyst in the reaction between chemical A and chemical B. What is
the effect of chemical C?
a) Chemical C increases the rate of the reaction between A and B
b) Chemical C decreases the rate of the reaction between A and B
c) Chemical C initiates the reaction between A and B
d) Chemical C converts A from a base to an acid correct answers Chemical C
increases the rate of the reaction between A and B
On average how many neutrons does one atom of bromine (Br) have?
a) 35
b) 44.90
c) 45
d) 79.90 correct answers 44.90
On average, how many protons does one atom of zinc (Zn) have?
a) 30
b) 35
c) 35.39
d) 65.39 correct answers 30
A scientific study has over 2000 data points. Which of the following methods is most
likely to help the researcher gain usable information from the data?
a) Use statistical analysis to understand trends in the data
b) Look at each individual data point and try to create a trend
c) Eliminate 90% of the data so that the sample size is more manageable
d) Stare at the data until a pattern pops out correct answers a) Use statistical analysis
to understand trends in the data
Which of the following accurately describes the path of blood through the heart?
a) Blood enters the heart through the pulmonary vein, into the right atrium, through the
tricuspid valve to the right ventricle
b) Once the right ventricle is full, blood exits into the pulmonary artery and then empties
into the left ventricle
c) After traveling through the lungs, oxygenated blood enters into the left atrium, then
through the mitral valve to the left ventricle
, d) Once the left ventricle is full, the left tricuspid valve shuts, the ventricle contracts, and
blood exits through the aorta correct answers c) After traveling through the lungs,
oxygenated blood enters into the left atrium, then through the mitral valve to the left
ventricle
Which of the statements below accurately list a component along with its function?
(Select all that apply)
a) Collagen is a fatty compound that creates a padding between bones and other
structures
b) Hemoglobin is a protein in the blood that facilitates the carrying of oxygen
c) Lympth is tissue that forms into nodes through which blood is filtered and cleaned
d) An antigen is a substance that stimulates the production of antibodies correct
answers b) Hemoglobin is a protein in the blood that facilitates the carrying of oxygen
d) An antigen is a substance that stimulates the production of antibodies
Which of the statements below list the correct function of the digestive system organ?
(Select all that apply)
a) The large intestine reabsorbs water into the body to form solid waste
b) The duodenum is the part of the small intestine in which acids, fats and sugar are
absorbed
c) The liver produces bile, which aids in digestion by emulsifying fats after they have
passed through the stomach
d) The Ileum functions to recover vitamins, salts, and nutrients from the chyme before it
passes into the large intestine
e) The jejunum receives chyme from the stomach and is the site where most chemical
digestion occurs
f) The gallbladder produces insulin to assist in the transport of sugars from the blood to
the organs. correct answers a) The large intestine reabsorbs water into the body to
form solid waste
c) The liver produces bile, which aids in digestion by emulsifying fats after they have
passed through the stomach
d) The Ileum functions to recover vitamins, salts, and nutrients from the chyme before it
passes into the large intestine
Which pattern below best describes the elements listed in the table?
a) The elements are arranged in order by weight, with H being the heaviest atom and
Be being the lightest form
b) The elements are arranged in order by electron charge, with H having the most
electrons and Be having the fewest electrons.
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