Nonfiction: Main Idea & Details Flashcards
7 cards from real IREAD practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Nonfiction: Main Idea & Details flashcards as text
A passage reads: 'Monarch butterflies travel up to 3,000 miles during migration. They use the sun as a compass. They follow the same routes their ancestors used.' What is the main idea?
Answer: Monarch butterflies are remarkable long-distance migrators.
The details about distance, navigation, and inherited routes all highlight how remarkable monarch migration is.
A reader sees this topic sentence: 'Dogs make wonderful pets for many reasons.' The sentences that follow should —
Answer: give reasons or examples that show why dogs are good pets.
A topic sentence introduces the main idea, and supporting details must give evidence or reasons for it.
Read: 'Ancient Egyptians built massive pyramids. Thousands of workers moved giant stone blocks. Engineers planned every detail carefully. The pyramids still stand today, thousands of years later.' The detail that BEST supports the main idea that pyramid building required great effort is —
Answer: Thousands of workers moved giant stone blocks.
Thousands of workers moving huge stones gives a concrete picture of the massive effort required.
After reading a passage about clean energy, a student says the main idea is 'Solar power is one type of clean energy.' The teacher says this is too narrow. This means the student —
Answer: identified a supporting detail instead of the main idea.
A statement about only solar power captures one detail, not the broader main idea about clean energy overall.
Which passage structure makes supporting details HARDEST to identify?
Answer: A passage where the main idea is implied but never stated.
When the main idea is implied rather than stated, readers must infer it, making it harder to know which details support it.
A passage about firefighters says they rescue people, fight fires, and teach fire safety in schools. The main idea is MOST LIKELY —
Answer: Firefighters protect their community in many ways.
Rescuing people, fighting fires, and teaching safety are three different ways firefighters help, which points to a broader community role.
A student writes a summary of a nonfiction passage and includes only details, leaving out the main idea. The summary will most likely —
Answer: confuse readers because they won't know what point the details prove.
Without the main idea, a list of details has no clear point, leaving readers unsure what the passage was trying to communicate.