what fact is stated about the amazon rainforest in the passage

HESI A2

HESI A2 Reading Comprehension Practice Test

1. What fact is stated about the Amazon Rainforest in the passage?

A. The Amazon Rainforest is shrinking rapidly.
B. The Amazon Rainforest is home to diverse species.
C. The Amazon Rainforest is unaffected by human activity.
D. The Amazon Rainforest contains few animals.

Correct answer: B

Rationale: The correct answer is B. The passage highlights the incredible biodiversity of the Amazon Rainforest, emphasizing its diverse species of plants and animals. The passage describes the rainforest as home to over 2,000 birds and mammals, with one in every five birds in the world living there. It also mentions the vast variety of insects, trees, and plants present in the rainforest, showcasing its rich ecosystem. Choice A is incorrect as the passage does not directly state that the Amazon Rainforest is shrinking rapidly, although it does mention the dangers it faces. Choice C is incorrect as the passage clearly indicates that human activity, such as deforestation, poses a significant threat to the rainforest. Choice D is incorrect as the passage provides evidence of a high number of animals inhabiting the Amazon Rainforest.

2. How does insomnia affect intellectual abilities?

A. Causes a deficit in memory, concentration, and attention.
B. Improves mental alertness.
C. Boosts concentration levels.
D. Has no effect on intellectual abilities.

Correct answer: A

Rationale: Insomnia affects intellectual abilities by causing a deficit in memory, concentration, and attention. The passage highlights that lack of sleep impacts memory, attention, and concentration, leading to feelings of irritation or depression. Therefore, choice A is correct. Choices B, C, and D are incorrect because they do not align with the negative impact insomnia has on intellectual abilities as described in the passage.

3. What is the author’s primary purpose in writing the essay?

A. To persuade the reader to have an ECG
B. To entertain the reader with a heartwarming story
C. To inform the reader how an electrocardiograph reads the electric currents emitted by the heart
D. To analyze the difference between the SA node and the AV node

Correct answer: C

Rationale: The author's primary purpose in writing the essay is to inform the reader about how an electrocardiograph reads the electric currents emitted by the heart. Choice A is incorrect because there is no attempt to persuade the reader to have an ECG. Choice B is incorrect because the essay is focused on providing information rather than entertaining with a heartwarming story. Choice D is incorrect as the essay does not primarily analyze the difference between the SA node and the AV node; instead, it focuses on explaining how an electrocardiograph reads electric currents from the heart.

4. In this passage, which of these is not mentioned as a possible sign of heat exhaustion?

A. Dizziness
B. Nausea
C. Headache
D. Drowsiness

Correct answer: D

Rationale: The passage mentions dizziness, nausea, and headache as symptoms but does not list drowsiness.

5. Which of the following is a conclusion that a reader can draw from this passage?

A. Humans are not the only mammals that exhibit symptoms when infected by Borrelia burgdorferi.
B. The life cycle of an uninfected tick includes a dormant phase before the nymph stage, which is not excluded.
C. Unless a tick feeds on an infected mouse or squirrel, it will not spread Lyme disease.
D. The combination of fever, headache, and joint pain is not a definite indication of Lyme disease.

Correct answer: C

Rationale: The correct answer is C. The passage clearly states that for Lyme disease to spread, a tick must feed on an infected host, such as a mouse or squirrel. This conclusion can be drawn from the information provided in the extract. Choice A is incorrect because the passage does not specify that humans are the only mammals that exhibit symptoms when infected by Borrelia burgdorferi. Choice B is incorrect as the passage mentions that the life cycle of an uninfected tick includes a dormant phase before the nymph stage, without excluding it. Choice D is incorrect because the passage does not state that the combination of fever, headache, and joint pain is a definitive sign of Lyme disease.