Fossils are not just ancient bones—they are stories captured in stone. From footprints frozen in mud to shells sealed in rock, each fossil gives scientists a clue about Earth’s distant past. But understanding these clues takes more than just digging them up; it requires imagination, patience, and reasoning.
Paleontologists are scientists who study fossils. They ask big questions like, 'What did this animal eat?' or 'Why did it disappear?' To answer these, they compare fossils to modern animals and use evidence from rocks, climate data, and even volcanic ash. Still, they rarely get a full skeleton. Like detectives with only part of a puzzle, they must think carefully before making conclusions.
Sometimes, scientists disagree. One paleontologist might think a fossil shows a creature that swam, while another believes it walked on land. New discoveries can even change old ideas completely. In science, this is expected—knowledge grows over time.
Fossils also raise questions that go beyond bones. They make us think about time, life, and change. If huge animals once ruled the Earth, what caused them to vanish? And what does that say about the world today? Fossils may be from the past, but they help us think about the future.
Q1: What is the main idea of the passage?
Q2: Why do paleontologists compare fossils to modern animals?
Q3: What does the passage suggest about scientific knowledge?
Q4: Which sentence best supports the idea that fossils help us think about more than just the past?
Q5: What does the word 'clues' most likely mean in the sentence: 'each fossil gives scientists a clue about Earth’s distant past'?
Printable Comprehension Practice
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Q1: What is the main idea of the passage?
✅ Correct Answer: B
💡 Reasoning: The passage explains how fossils are more than just bones—they help scientists explore big ideas about the past and future.
Q2: Why do paleontologists compare fossils to modern animals?
✅ Correct Answer: C
💡 Reasoning: The passage states paleontologists use comparisons to help answer questions about how ancient animals behaved.
Q3: What does the passage suggest about scientific knowledge?
✅ Correct Answer: C
💡 Reasoning: The text emphasizes that scientists often update their thinking based on new discoveries.
Q4: Which sentence best supports the idea that fossils help us think about more than just the past?
✅ Correct Answer: C
💡 Reasoning: This sentence directly expresses how fossils connect to bigger themes like time and the future.
Q5: What does the word 'clues' most likely mean in the sentence: 'each fossil gives scientists a clue about Earth’s distant past'?
✅ Correct Answer: B
💡 Reasoning: In context, 'clues' refers to evidence that helps scientists make educated guesses about the past.