Reading Comprehension: Main Idea Flashcards
7 cards from real ISAT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Reading Comprehension: Main Idea flashcards as text
A passage describes how bees pollinate crops, how their declining populations threaten food supplies, and how farmers can create bee-friendly habitats. The main idea is:
Answer: Protecting bee populations is essential to sustaining agricultural food production.
All three sections of the passage connect to the central argument that bee health is critical for agriculture.
Which question, when answered by a passage, most directly reveals the main idea?
Answer: What is this passage ultimately arguing or explaining?
Asking what the passage argues or explains cuts through surface details to reveal the central point the author intends to communicate.
A passage about exercise reads: 'Regular physical activity improves cardiovascular health, boosts mental clarity, increases lifespan, and reduces the risk of chronic diseases.' The main idea is best stated as:
Answer: Regular exercise provides broad and significant health benefits.
The sentence lists four distinct benefits, all supporting the broad claim that exercise is comprehensively beneficial to health.
A reader confuses a vivid example in paragraph two with the main idea of the entire passage. What error is this?
Answer: Mistaking a supporting detail for the central argument
Examples, anecdotes, and statistics are supporting details that illustrate the main idea, not the main idea itself.
Two passages both discuss climate change. Passage A argues that individual action is the key solution; Passage B argues that policy change is necessary. What do they share?
Answer: The same topic but different main ideas
Both passages address climate change but make different central arguments about solutions, demonstrating that topic and main idea are distinct.
A passage states in its first line: 'Despite widespread skepticism, acupuncture has demonstrated measurable benefits in pain management studies.' The rest of the passage provides study data. The main idea is:
Answer: Research supports acupuncture's effectiveness for pain management despite doubts.
The opening claim is supported by the study data that follows, making it the main idea the passage builds a case for.
Which of the following is NOT a reliable strategy for identifying the main idea in an ISAT reading passage?
Answer: Choosing the answer with the most unfamiliar vocabulary
Unfamiliar vocabulary is unrelated to identifying the main idea; effective strategies involve structural and thematic analysis.