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What the Quarry Held is a free printable Grade 3 science worksheet on comparing fossil organisms with living ones to infer a past environment, aligned to NGSS performance expectation 3-LS4-1. It prints 7 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 20 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

What the Quarry Held

3-LS4-1

NameDate

Read the record, then answer the questions.

LessonPrint · 3-LS4-1 · Set 20 · free to copy for classroom use

Answer key — What the Quarry Held

Set 20. Prints on its own sheet.

  1. 1.1. It was under the sea, because only sea creatures are fossilized here. 2. Fern fronds and land animal bones rather than sea urchins. 3. Sea creatures: ammonites, sea urchins and fish. 4. The absence of land bones and fern fronds is part of the evidence.
  2. 2.A living relative shows how the fossil organism probably lived
  3. 3.It had thick hair for a much colder climate
  4. 4.The land was once under a warm shallow sea
  5. 5.The climate there was once much warmer
  6. 6.A large animal once walked across soft ground here
  7. 7.Ammonites lived in the sea, as the nautilus does

Last reviewed 2026-09-05. Aligned to 3-LS4-1 of the Next Generation Science Standards.