ATI TEAS 6 PRACTICE QUESTIONS 2021 LATEST WITH ANSWERS

PRACTICE QUESTIONS

1) Which of the following correctly lists the cellular hierarchy from the simplest to most complex

structure?

a. Tissue, cell, organ, organ system, organism

b. Organism, organ system, organ, tissue, cell

c. Organ system, organism, organ, tissue, cell

d. Cell, tissue, organ, organ system, organism

2) If a cell is placed in a hypertonic solution, what will happen to the cell?

a. It does not affect the cell

b. It will swill

c. It will stay the same

d. It will shrink

i. Hypertonic solution is a solution with a higher particle concentration and lower water

content outside the cell. Water moves from the cell to the solution, losing water and

shrinking.

3) What is the longest phase of the cell cycle?

a. Cytokinesis

b. Interphase

c. Metaphase

d. Mitosis

4) B = alleles for brown eyes; g = alleles for green eyes

B g

B Bg Bg

g Bg gg

What word describes the allele for green eyes?

a. Heterozygous

b. Dominant

c. Recessive

d. Homozygous

i. Recessive alleles are represented by lower case letters

5) What is the possibility that the offspring produces will have brown eyes?

a. 100%

b. 25%

c. 75%

d. 50%

6) What are groups of cells that perform the same function?

a. Molecules

b. Organs

c. Plastids

d. Tissues

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7) When does the nuclear division of somatic cells take place during cellular respiration?

a. Mitosis

b. Interphase

c. Meiosis

d. Cytokinesis

i. Nuclear division of somatic cells takes place during mitosis

8) Which group of major parts and organs make up the immune system?

a. Lymphatic system, spleen, tonsils, thymus, and bone marrow

b. Nose, trachea, bronchial tubes, lungs, alveolus, and diaphragm

c. Brain, spinal cord, and nerve cells

d. Heart, veins, arteries, and capillaries

9) 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

10) 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

11) 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

12) What is the role of ribosomes?

a. Waste removal

b. Make proteins

c. Storage

d. Transport

13) Which of the following is an example of a tissue?

a. Mammal

b. Xylem

c. Liver

d. Hamstring

14) The adrenal glands are part of the

a. Emphatic system

b. Respiratory system

c. Endocrine system

d. Immune system

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15) Which of the following is exchanged between two or more atoms that undergo ionic bonding?

a. Transitory electrons

b. Electrical charges

c. Neutrons

d. Valence electrons

16) Blood is prevented from changing direction in the veins by

a. Pressure generated from the heart

b. Valves

c. Vacuum generated from the heart

d. Squeezing at the vein by nearby skeletal muscle

17) The liquid part of the blood is called

a. Plasma

b. Blood fluid

c. Serous fluid

d. Serum

18) Which of the following is true regarding the periodic table?

a. Groups have the same number of valence electrons and similar chemical properties

b. Periods are vertical columns

c. Atomic radius increases as you go from left to right

d. Alkali metals are frequently found by themselves in nature

19) Blood cells that are responsible for transportation of oxygen are called

a. Leukocytes

b. Thrombocytes

c. Erythrocytes

d. Plasma cells

20) What is another name for the Adam’s Apple?

a. Vocal box

b. Thyroid cartilage

c. Cricoid cartilage

d. Hyoid bone

21) When exhaling, the diaphragm

a. Relaxes

b. Contracts

c. Moves down and in

d. Stays in the same position

22) A double bond between two atoms, for example the double bond between oxygen in O2 has how many

electrons?

a. 2

b. 4

c. 6

d. 8

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