Nursing Elites

1. What role do the spiracles play in the respiration of the insects described in the passage?

• A. They allow insects to breathe atmospheric air even when submerged.
• B. They protect the insect's internal organs from water pressure.
• C. They filter oxygen from the water for underwater breathing.
• D. They are used to expel carbon dioxide from the body.

Correct answer: A

Rationale: The spiracles in insects serve the crucial function of allowing them to breathe atmospheric air even when submerged. The passage explains that insects have a system of branching air-tubes that carry atmospheric air with oxygen to all tissues. The air enters these tubes through paired air-holes or spiracles, enabling insects to respire even when they are underwater. Choices B, C, and D are incorrect because the spiracles do not protect internal organs from water pressure, filter oxygen from water for underwater breathing, or expel carbon dioxide from the body. The primary role of spiracles is to facilitate respiration by allowing insects to access atmospheric air.

2. What is the purpose of the passage?

• A. To express emotions
• B. To inform about Clara Barton's life and achievements
• C. To persuade readers to support the Red Cross Organization
• D. To entertain with fictional tales

Correct answer: B

Rationale: The correct answer is B: 'To inform about Clara Barton's life and achievements.' The passage provides a chronological account of Clara Barton's significant life events, from her birth to her philanthropic work during the Civil War and beyond. It aims to educate the reader about Barton's contributions and accomplishments rather than to express emotions, persuade readers to support a specific organization, or entertain with fictional tales. Therefore, choices A, C, and D are incorrect as they do not align with the informational content of the passage.

3. Which of the following bones is not associated with the leg?

• A. femur
• B. tibia
• C. patella
• D. radius

Correct answer: D

Rationale: The correct answer is D, radius. According to the passage, the radius is a bone in the lower arm, not in the leg. The femur, tibia, and patella are bones associated with the leg. The femur is the thigh bone, the tibia is the shin bone, and the patella is the kneecap. Therefore, the radius is the only bone among the options that is not associated with the leg.

4. The author of the passage describes Harriet Tubman's life as a slave to show

• A. why she wanted to escape slavery.
• B. why she was a spy during the Civil War.
• C. why she suffered from seizures.
• D. how she loved babies.

Correct answer: A

Rationale: The correct answer is A: 'why she wanted to escape slavery.' The author details Harriet Tubman's life as a slave to highlight the hardships and injustices she faced, motivating her to seek freedom for herself and others. Choice B is incorrect because while Tubman was a spy during the Civil War, the passage focuses on her experiences as a slave. Choice C is incorrect as the passage mentions her suffering from seizures due to a head injury, not as a primary reason for describing her life as a slave. Choice D is incorrect as the passage briefly mentions her experience as a nursemaid for a baby, but it does not focus on her love for babies as a key aspect of describing her life as a slave.

5. What does the word 'wise' in this passage most closely mean?

• A. Manner
• B. Knowledge
• C. Shrewd
• D. Ignorance

Correct answer: A

Rationale: In the context of the passage, the word 'wise' refers to the 'manner' in which the sun-fish builds its hatchery. It describes the careful and skillful way in which the mother sun-fish constructs and provides for her offspring. Choice B, 'Knowledge,' is incorrect as the word 'wise' does not specifically imply knowledge in this passage. Choice C, 'Shrewd,' is incorrect as it suggests cleverness or astuteness, which is not the intended meaning here. Choice D, 'Ignorance,' is the opposite of 'wise' and does not align with the context of the passage.

Similar Questions