ATI TEAS SCIENCE PRACTICE EXAM – SPRING (2025/2026)
COMPREHENSIVE REVIEW & ACCURATE Q&A GRADED A+
The first four steps on the scientific method are as follows:
I. Identify the problem.
II. Ask questions.
III. Develop a hypothesis.
Iv. Collect data and experiment on that data.
Which of the following is the fifth step in the scientific method?
A. Observe the data.
B. Analyze the results.
C. Measure the data.
D. Develop a conclusion.
B. Analyze the results.
- There are six steps in the scientific process. The results of step four must be analyzed before
reaching the final step. "Develop a conclusion."
Your class is competing with another class to determine who has the best plant color. Your class
decides to test a couple of solutions to determine which would be best for overall plant color
before competing. The class decides to water the plants once a week with 200 mL of the following
solutions: water, diet soda, 1% bleach solution, and 1% salt solution. All plants are placed in the
window that receives the recommended amount of light. After a month of testing, your class
notices that only two plants are alive, but one of these two does not look healthy.
Based on the result that were stetted, what would be a logical reason for some of the plants dying
with the salt solution?
A. salt caused the plants to begin to dry up, causing them to die.
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B. The salt did not affect the plants.
C. The salt provided adequate nutrients fro color.
D. None of the above.
A. Salt would have acted as a dehydrating agent on the plants, causing them to dry out, and
therefore, they would have died.
Your class is competing with another class to determine who has the best plant color. Your class
decides to test a couple of solutions to determine which would be best for overall plant color
before competing. The class decides to water the plants once a week with 200 mL of the following
solutions: water, diet soda, 1% bleach solution, and 1% salt solution. All plants are placed in the
window that receives the recommended amount of light. After a month of testing, your class
notices that only two plants are alive, but one of these two does not look healthy.
what is the control, if any, in this experiment?
A. There is no control in this experiment.
B. The control is the water.
C. The control is the diet soda.
D. The control is the amount of sunlight provided to the plants.
B. A control is a variable int eh experiment that has not been changed by the experimenter but a
subjected to he same processes as the other tested components.
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When describing a part of the body that is in the front, which of the following anatomical location
descriptors would be utilized?
A. Superior
B. Anterior
C. Inferior
D. Posterior
B Anterior means toward the front of the body.
- posterior refers to the back side of the body
- Superior refers to something that is above in relation to another element
- Inferior refers to something that is below in relation to another element.
Which of the following statements is accurate?
A. The spine is located posteriorly, inferior to the pelvic bone.
B. The sternum is located anteriorly, superior to the pelvic bone.
C. The mandible is located superior to the nasal cavity, and inferior to the esophagus.
D. The femur is located inferior to he tibia.
B. The sternum is located anterior (in the front of the body), superior (above) the pelvic bone.
- The spine is located posteriorly (int the back of the body), superior, not inferior, to the pelvic bone.
- The mandible is located inferior to the nasal cavity, and superior to the esophagus.
- The femur is located superior to the tibia.
Which of the following terms means close to the trunk of the body?
A. superficial
B. sagittal
C. proximal
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D. distal
C. Proximal means close to the trunk of the body, or torso.
- superficial refers to externally located
- the sagittal plane divides the body into left and right.
- distal refers to something further from the torso.
Which part of the cell serves s the control center for all cell activity?
A. nucleus
B. cell membrane
C. cytoplasm
D. mitochondria
A. The nucleus is the control center for the cell
- The cell membrane surrounds the cell and separates the cell from its environment.
- Cytoplasm is the thick fluid within the cell membrane that surrounds the nucleus and contains
organelles.
- Mitochondria are often called the power house of the cell because they provide energy for the cell
to function.
Which are the cellular functions of cilia and flagella?
A. cilia and flagella are responsible for cell movement
B. cilia and flagella synthesize proteins
C. cilia and flagella help protect the cell from it environment
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