ati teas 7 science

Questions 173

ATI TEAS 7

ATI TEAS 7 Test Bank

ati teas 7 science Questions

Question 1 of 5

Which of the following is an example of an aromatic hydrocarbon?

Correct Answer: B

Rationale: The correct answer is B: Benzene. Benzene is an aromatic hydrocarbon because it contains a ring of six carbon atoms with alternating single and double bonds. This delocalized electron system gives benzene its aromatic properties. A, C, and D are incorrect because they do not have the specific structure required for a compound to be classified as aromatic. Ethane (A) and propane (C) are alkanes with only single bonds, while butene (D) is an alkene with a double bond, none of which have the alternating single and double bonds characteristic of aromatic compounds like benzene.

Question 2 of 5

In a single displacement reaction, one element takes the place of another element in a compound. Which of the following is an example?

Correct Answer: B

Rationale: The correct answer is B because it demonstrates a single displacement reaction where zinc (Zn) displaces hydrogen (H) in hydrochloric acid (HCl) to form zinc chloride (ZnCl2) and hydrogen gas (H2). This is evident from the activity series where Zn is more reactive than H. A, C, and D are not examples of single displacement reactions. A represents a synthesis reaction where hydrogen and oxygen combine to form water. C represents a decomposition reaction where calcium carbonate breaks down into calcium oxide and carbon dioxide. D represents a combustion reaction where methane reacts with oxygen to form carbon dioxide and water.

Question 3 of 5

What potential consequences can chromosomal nondisjunction have on offspring?

Correct Answer: D

Rationale: The correct answer is D because chromosomal nondisjunction can lead to various genetic disorders such as Down syndrome (A), caused by an extra chromosome 21. Nondisjunction can also result in Turner syndrome (B) in females due to the absence of one X chromosome, and Klinefelter syndrome (C) in males with one or more extra X chromosomes. Therefore, all the options are potential consequences of chromosomal nondisjunction.

Question 4 of 5

In the process of osmosis, the solvent moves from an area of...

Correct Answer: D

Rationale: In osmosis, solvent moves from an area of low solute concentration to high solute concentration to equalize concentration. This is due to the principle of diffusion where molecules move from high to low concentration. Choice D is correct as it aligns with this principle. Choice A is incorrect because osmosis involves solvent movement, not solute movement. Choices B and C are incorrect as temperature does not determine the direction of solvent movement in osmosis.

Question 5 of 5

What is the scientific term for inflammation of the bronchi, often associated with a cough and mucus production?

Correct Answer: B

Rationale: The correct answer is B: Bronchitis. Bronchitis is the inflammation of the bronchi, leading to symptoms like cough and mucus production. Pneumonia (A) is an infection in the lungs, not specifically inflammation of the bronchi. Emphysema (C) is a chronic lung condition characterized by damaged air sacs in the lungs, not bronchial inflammation. Pleurisy (D) is inflammation of the lining of the lungs, not the bronchi. Therefore, based on the symptoms described, bronchitis is the most suitable term for inflammation of the bronchi.

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