What is the author's primary purpose for writing the passage on the Amazon Rainforest?
- A. To entertain readers with facts about the rainforest.
- B. To inform readers about the deforestation of the Amazon.
- C. To persuade readers to visit the Amazon Rainforest.
- D. To criticize the farming practices in the Amazon.
Correct Answer: B
Rationale: The author's primary purpose for writing the passage on the Amazon Rainforest is to inform readers about the deforestation and environmental challenges facing the Amazon. The passage provides detailed information about the Amazon Rainforest, its biodiversity, the impact of deforestation on the environment, and the dangers associated with the destruction of the rainforest. Choice A is incorrect because the author's goal is not to entertain but to educate readers. Choice C is incorrect as there is no persuasive language used to encourage readers to visit the Amazon Rainforest. Choice D is also incorrect as the passage does not focus on criticizing farming practices but rather on highlighting the environmental threats and consequences of deforestation.
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What statement about jetlag can be inferred from the passage on Daylight Savings Time?
- A. Jetlag is caused by flying at high speeds.
- B. Jetlag is caused by moving between time zones.
- C. Jetlag is unrelated to time zone changes.
- D. Jetlag is a myth.
Correct Answer: B
Rationale: The correct answer is B: 'Jetlag is caused by moving between time zones.' The passage explains that jetlag occurs when moving suddenly from one time zone to another, such as when flying from Asia to North America. This disrupts the body's internal clock, leading to symptoms like tiredness and sleep disturbances. Choice A is incorrect as jetlag is not attributed to high-speed travel but to time zone changes. Choice C is incorrect as the passage clearly links jetlag to changes in time zones. Choice D is incorrect as jetlag is a real phenomenon experienced by individuals who travel across different time zones.
What is stated in the passage?
- A. Physical illness can cause insomnia.
- B. Exercise causes insomnia.
- C. There is no solution to insomnia.
- D. Sleep is unnecessary for good health.
Correct Answer: A
Rationale: The correct answer is A: 'Physical illness can cause insomnia.' The passage mentions that chronic insomnia can result from a medical illness, among other conditions. This indicates a direct link between physical illness and insomnia. Choice B is incorrect as the passage does not mention exercise causing insomnia but actually suggests developing good sleep habits as a solution. Choice C is incorrect as the passage provides solutions to insomnia, such as sleep hygiene and non-pharmacological therapies. Choice D is incorrect as the passage emphasizes the importance of getting a good night's sleep for good health, implying that sleep is necessary.
What does the word 'obligatory' mean in the context of the passage on Daylight Savings Time?
- A. Approved.
- B. Sparse.
- C. Requisite.
- D. Aberrant.
Correct Answer: C
Rationale: In the passage, Daylight Savings Time is presented as something that must be done by law, making it a requirement or something obligatory. 'Requisite' fits this meaning. 'Approved' (choice A) does not convey the sense of necessity as 'obligatory' does. 'Sparse' (choice B) means thinly dispersed and does not relate to the context. 'Aberrant' (choice D) means deviating from the norm, which is not applicable in this context.
Which statement from the passage on Voice is a fact rather than an opinion?
- A. One of the worst voice qualities is harshness.
- B. Harsh voice qualities come from tension in the throat.
- C. Your voice will sound unpleasant if it is shrill or grating.
- D. Because tension occurs in higher-pitched voices, women tend to have shriller voices than men.
Correct Answer: B
Rationale: The correct answer is B. The fact that harsh voice qualities come from tension in the throat is a verifiable statement based on a scientific explanation provided in the passage. This statement is not subject to personal interpretation or judgment. Choice A is an opinion as it categorizes harshness as one of the worst voice qualities, which is subjective. Choice C is also an opinion as it describes how a voice will sound based on subjective terms like 'unpleasant.' Choice D is an opinion as it makes a generalized statement linking higher-pitched voices with shriller voices in women, which can vary widely among individuals.
What is stated about Benjamin Franklin's role in Daylight Savings Time?
- A. Benjamin Franklin invented Daylight Savings Time.
- B. Benjamin Franklin proposed the concept of Daylight Savings Time.
- C. Benjamin Franklin opposed Daylight Savings Time.
- D. Benjamin Franklin had no connection to Daylight Savings Time.
Correct Answer: B
Rationale: Benjamin Franklin is credited with proposing the idea of Daylight Savings Time, as stated in the extract. However, it was not implemented during his lifetime. Choice A is incorrect because he proposed, not invented, Daylight Savings Time. Choice C is incorrect as there is no mention of Franklin opposing it. Choice D is incorrect as the extract clearly states his connection to the proposal of Daylight Savings Time.