Grade 2 Main Idea and Supporting Details Practice Test

Correct answer: A

The correct answer is Recycling at school can turn used materials into useful new materials.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: The passage describes collecting, sorting, and changing used materials while explaining benefits of recycling.
3. Check the choice: The correct choice is Recycling at school can turn used materials into useful new materials.

Correct answer: B

The correct answer is Put them in labeled recycling bins.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: The passage says students place paper, cardboard, and plastic bottles in labeled bins.
3. Check the choice: The correct choice is Put them in labeled recycling bins.

Correct answer: C

The correct answer is They sort them.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: Workers sort the collected materials before they are processed.
3. Check the choice: The correct choice is They sort them.

Correct answer: D

The correct answer is The labels show where each material belongs.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: Labels help students put each material in the correct bin.
3. Check the choice: The correct choice is The labels show where each material belongs.

Correct answer: A

The correct answer is It can reduce trash and save resources.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: The final sentence says recycling can reduce trash and save some natural resources.
3. Check the choice: The correct choice is It can reduce trash and save resources.

Correct answer: B

The correct answer is A shadow changes as the position of the sunlight changes.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: The passage explains that a tree shadow changes length as the sun position changes.
3. Check the choice: The correct choice is A shadow changes as the position of the sunlight changes.

Correct answer: C

The correct answer is An object blocking sunlight.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: The first sentence says a shadow forms when an object blocks sunlight.
3. Check the choice: The correct choice is An object blocking sunlight.

Correct answer: D

The correct answer is Around noon.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: The passage says the sun is higher and the shadow is shorter around noon.
3. Check the choice: The correct choice is Around noon.

Correct answer: A

The correct answer is Long.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: The morning sun is low, so the passage says the tree can make a long shadow.
3. Check the choice: The correct choice is Long.

Correct answer: B

The correct answer is The sunlight angle changes as the sun appears to move across the sky.

1. Read the passage: Identify what the whole passage is mostly about and notice the details that explain it.
2. Match the evidence: The passage connects the changing shadow length to the changing position of sunlight.
3. Check the choice: The correct choice is The sunlight angle changes as the sun appears to move across the sky.