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TEAS 7 SCIENCE PRACTICE TEST 1 &2questions And Answers With Verified Solutions Already Passed!!!
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TEAS 7 SCIENCE PRACTICE TEST 1 &2questions And Answers With Verified Solutions Already Passed!!!
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TEAS 7 SCIENCE PRACTICE TEST 1&2questions And Answers With Verified
Solutions Already Passed!!!
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 - ANSWER✔✔ 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 - ANSWER✔✔ 44.90
On average, how many protons does one atom of zinc (Zn) have?
a) 30
b) 35
c) 35.39
d) 65.39 - ANSWER✔✔ 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 - ANSWER✔✔ 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 - ANSWER✔✔ 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 -
ANSWER✔✔ 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. - ANSWER✔✔ a) The large intestine reabsorbs water into the
body to form solid waste
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