Answers Test Bank 2025/2026
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ATI TEAS 7 Practice Questions and Answers.
1) Chemical bonding –
a. Uses electrons that are closest to the nucleus of the atoms bonding
b. Always uses electrons from only of the atoms involved
c. Uses all the electrons in all atoms involved
d. Uses the valence electrons of all the atoms involved
2) Which of the following would have the most dramatic effect in changing the reaction rate?
a. Decreasing the temperature by two-fold
b. Increasing the pressure by two-fold
c. Decreasing the activation energy by three-fold
d. Decreasing the concentration of reactants by two-fold
3) Group one in the periodic table has valence electrons and is reactive than Group two.
a. Zero; more
b. Zero; less
c. One; less
d. One; more
4) Enzymes are created from amino acid chains. As such, what might prevent the action of an enzyme?
a. A pH close to 7
b. A high temperature
c. The lack of hydrogen ions in solution
d. A lack of ATP in the cell
5) If a scientists want to determine the rate at which an enzyme works, what could he or she measure?
a. The rate at which the enzyme is degraded
b. The rate at which the product disappears
c. The rate at which the reactants disappear
d. The rate at which the products appears
,6) The rate of a chemical reaction depends on all of the following except
a. Surface area
b. Temperature
c. Presence of catalysts
d. Amount of mass lost
7) Which of the answer choices provided best defines the following statement?
For a given mass and constant temperature, an inverse relationship exists between the volume and
pressure of a gas?
a. Boyle’s Law
b. Ideal Gas Law
c. Charles’ Law
d. Stefan-Boltzmann Law
8) Prokaryotic and eukaryotic cells are similar in having which of the following?
a. Integral membrane proteins in the plasma membrane
b. Presence of a nucleus
c. Membrane-bound organelles
d. Protein-studded DNA
9) Blood cells that are responsible for transportation of oxygen are called
a. Leukocytes
b. Thrombocytes
c. Erythrocytes
d. Plasma cells
10) What sis sanother sname sfor sthe sAdam’s sApple?
a. Vocal sbox
b. Thyroid scartilage
c. Cricoid scartilage
d. Hyoid sbone
11) When sexhaling, sthe sdiaphragm
a. Relaxes
b. Contracts
c. Moves sdown sand sin
, d. Stays sin sthe ssame sposition
12) Which sof sthe sfollowing scorrectly slists sthe scellular shierarchy sfrom sthe ssimplest sto smost
scomplex sstructure?
a. Tissue, scell, sorgan, sorgan ssystem, sorganism
b. Organism, sorgan ssystem, sorgan, stissue, scell
c. Organ ssystem, sorganism, sorgan, stissue, scell
d. Cell, stissue, sorgan, sorgan ssystem, sorganism
13) If sa scell sis splaced sin sa shypertonic ssolution, swhat swill shappen sto sthe scell?
a. It sdoes snot saffect sthe scell
b. It swill sswill
c. It swill sstay sthe ssame
d. It swill sshrink
Hypertonic ssolution sis sa ssolution swith sa shigher sparticle sconcentration sand slower swater scontent soutside
sthe scell. sWater smoves sfrom sthe scell sto sthe ssolution, slosing swater sand sshrinking.
14) What sis sthe slongest sphase sof sthe scell scycle?
a. Cytokinesis
b. Interphase
c. Metaphase
d. Mitosis
15) B s= salleles sfor sbrown seyes; sg s= salleles sfor sgreen seyes
B g
B Bg Bg
g Bg gg
What sword sdescribes sthe sallele sfor sgreen seyes?
a. Heterozygous
b. Dominant
c. Recessive
d. Homozygous
i. Recessive salleles sare srepresented sby slower scase sletters
16) What sis sthe spossibility sthat sthe soffspring sproduces swill shave sbrown seyes?