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What does sleep apnea cause?
- A. Chronic illness.
- B. Good sleep.
- C. Improved memory.
- D. Reduced physical illness.
Correct Answer: A
Rationale: Sleep apnea causes chronic illness. The passage specifically mentions that sleep apnea can result in chronic insomnia, indicating it can cause long-term health problems. Choices B, C, and D are incorrect as sleep apnea does not lead to good sleep, improved memory, or reduced physical illness.
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What conclusion can be drawn from the passage on the Amazon Rainforest?
- A. The Amazon Rainforest is shrinking at a rapid pace.
- B. The Amazon Rainforest is not affected by human activity.
- C. The Amazon Rainforest will survive indefinitely.
- D. The Amazon Rainforest has no significant impact on global warming.
Correct Answer: A
Rationale: The correct conclusion that can be drawn from the passage on the Amazon Rainforest is that it is shrinking at a rapid pace. The passage explicitly mentions the rapid deforestation and shrinking of the Amazon Rainforest due to human activities like logging and burning. This conclusion is supported by the alarming statistics provided, such as 9,169 square miles of forest being cut down in Brazil in 2003, and an area of rainforest the size of a football field being burned down every minute. This rapid destruction poses a significant threat to the survival of the Amazon Rainforest and its biodiversity. Choice B is incorrect as the passage clearly states that human activities are causing harm to the rainforest. Choice C is incorrect because the passage highlights the current dangers and threats faced by the Amazon Rainforest, indicating that its survival is at risk. Choice D is also incorrect as the passage clearly explains the significant impact of deforestation in the Amazon Rainforest on global warming due to the release of carbon dioxide into the atmosphere.
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.
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 Macmillan's invention of the bicycle signify?
- A. He made important changes in bicycle design.
- B. He invented the first bicycle with pedals.
- C. He developed the modern chain drive.
- D. He improved the safety of bicycles.
Correct Answer: B
Rationale: Macmillan's invention of pedals was a significant milestone in bicycle history as it allowed for quicker and more efficient travel. The provided extract mentions that Macmillan's bicycle had foot-operated cranks like pedals, which enabled the rider to travel at a quick pace. This innovation marked a crucial development in the evolution of bicycles. While choices A, C, and D are related to advancements in bicycle design and safety, the key significance of Macmillan's invention lies in introducing pedals to bicycles, making choice B the correct answer.
What was the most dangerous part of building the Golden Gate Bridge?
- A. Balancing the road to prevent collapse.
- B. Constructing the towers due to their height.
- C. Suspending the cables with difficulty.
- D. Ensuring the critical balance of the bridge.
Correct Answer: A
Rationale: The most dangerous part of building the Golden Gate Bridge, as mentioned in the passage, was keeping the road balanced to prevent it from collapsing. While constructing the towers and suspending the cables were challenging tasks, the passage specifically highlights the balancing of the bridge as the most treacherous aspect of the construction. Therefore, choice A is the correct answer. Choices B, C, and D are incorrect as they do not reflect the primary danger emphasized in the passage.