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.
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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 statement about global warming is made in the passage on the Amazon Rainforest?
- A. Global warming is caused by deforestation.
- B. Global warming is unrelated to deforestation.
- C. Global warming is exaggerated.
- D. Global warming is not a concern.
Correct Answer: A
Rationale: The correct statement about global warming in the passage on the Amazon Rainforest is that it is caused by deforestation. The passage explains that cutting down trees in the rainforest increases the amount of carbon dioxide in the air, leading to global warming. This is supported by the fact that the burning of Brazilian rainforests alone produces 200 million metric tons of carbon dioxide a year. Choice B is incorrect as the passage clearly establishes a direct link between deforestation and global warming. Choice C is incorrect as the passage does not suggest that global warming is exaggerated, but rather highlights the harmful effects of deforestation. Choice D is incorrect as the passage emphasizes the serious concern of global warming due to deforestation.
What is a solution to insomnia?
- A. Developing good sleep habits and using herbs and spices.
- B. Avoiding physical activity.
- C. Staying awake for longer periods.
- D. Eating large meals before bed.
Correct Answer: A
Rationale: The correct answer is A: Developing good sleep habits and using herbs and spices. The passage highlights that sleep hygiene, which involves developing good sleep habits and non-pharmacological therapies like herbs and spices, are solutions to insomnia. These methods aim to promote better sleep quality. Choices B, C, and D are incorrect. Avoiding physical activity, staying awake for longer periods, and eating large meals before bed can actually worsen insomnia symptoms and disrupt sleep patterns.
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.
What does the author of the passage on the Electoral College seem to suggest?
- A. The Electoral College should be abolished.
- B. The Electoral College works as intended.
- C. The Electoral College needs reform.
- D. The Electoral College confuses voters.
Correct Answer: B
Rationale: The correct answer is B. The author of the passage suggests that the Electoral College works as intended. Despite acknowledging its confusing nature and the possibility of results differing from the popular vote, the author highlights that the founding fathers had a purpose behind its design. Therefore, the Electoral College is viewed as functioning as intended. Choice A is incorrect because the author does not advocate for abolishing the Electoral College. Choice C is incorrect as there is no explicit mention of the need for reform. Choice D is incorrect as the author does not focus on the confusion caused to voters but rather on the system's original purpose.