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ATI TEAS 7 · Science · ATI TEAS Science Test

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Examine the following decomposition reaction: ABC Ã¢â€ â€™ ______. Which of the following is a possible set of products for this reaction?

A. 2AB + C

B. AB + CD

C. A + BC

D. B + C

Expert Explanatory Rationale

Correct Answer: A + BC

Question 2 of 5

What is correct about the hormones that stimulate male and female organs to produce male and female sex hormones?

A. Female organs are stimulated by female hormones and male organs by male hormones.

B. The same hormones that produce male or female sex characteristics stimulate the organs.

C. The same hormones stimulate both male and female organs to produce sex hormones.

D. The hypothalamus stimulates the pituitary gland's secretion of male and female hormones.

Expert Explanatory Rationale

Correct Answer: The same hormones stimulate both male and female organs to produce sex hormones.

Question 3 of 5

Which of the following functions is not controlled by the autonomic nervous system?

A. Digestion

B. Walking

C. Heartbeat

D. Temperature regulation

Expert Explanatory Rationale

Correct Answer: Walking

Question 4 of 5

An investigator wishes to test the effect of temperature on the durability of a certain material. He places five blocks of this material in a sunny area in a meadow and five more in a cold area high in the mountains. He then monitors them over time. What is the main problem with this experiment?

A. Ten subjects are far too small a number to obtain effective results.

B. It is impossible to control for the fact that the blocks in the mountains were placed later.

C. There are too many variables that are not being controlled for.

D. Nothing is wrong with this experiment; this demonstrates good experimental procedure.

Expert Explanatory Rationale

Correct Answer: There are too many variables that are not being controlled for.

Question 5 of 5

Where is the scapula in relation to the olecranon?

A. Distal

B. Lateral

C. Ventral

D. Superior

Expert Explanatory Rationale

Correct Answer: Superior

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