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Natural Selection Worksheet: Use It or Lose It Case Study

Natural Selection Worksheet: Use It or Lose It Case Study preview
Natural Selection Worksheet: Use It or Lose It Case Study preview
Natural Selection Worksheet: Use It or Lose It Case Study preview 2
Natural Selection Worksheet: Use It or Lose It Case Study preview 3

Look Inside · 5 pages · answer key included

Teacher guide for the cavefish case study: two passages at 1100 and 900 Lexile, re-cap questions, graphing and a key
Read first to pick the right passage level for each student
Mexican cavefish reading, Version A: why the fish lost its eyes, genetic vs epigenetic change, with vocabulary definitions
Higher-Lexile passage for strong readers before the re-cap
Mexican cavefish reading, Version B: simpler text on eye loss to save energy, plus definitions of epigenetic and genotype
Lower-Lexile passage so all students can join the same case
Cavefish re-cap questions, then students graph eyed vs eyeless populations from 1966 to 2016 and answer conclusion prompts
Main task: summarize the reading, plot the data and explain the trend

Answer key included

Answer key included
Attributes
Subject

Science, Life Sciences, Biology

Grades

Grade 6, 7

Types

Activities

File

PDF

Editable
No
Author
Sarah Miller Tech
Rating
Add To Collection
Add to collection Add to collection

About This Product

This is a Science Natural Selection Case Study.

Students will read the case study called "Use It Or Lose It" and then complete the activities.

The case study will allow them to re-cap, use data to fill a graph, and answer conclusion questions.

Answer key included.

What's Included

4-page PDF

Resource Tags

natural selection case study science activity reading comprehension graphing natural selection science and reading skills natural selection activity middle school

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