Home Free Printables Science 7th Grade Grade 7 Genetics — DNA & Punnett Squares — Lab Report — Selective Breeding and Genetic Engineeri Preview — download the full PDF for print-quality output
Science 7th Grade Ages 12–13
Grade 7 Genetics — DNA & Punnett Squares — Lab Report — Selective Breeding and Genetic Engineeri Free printable selective breeding and genetic engineeri lab report. Students form a hypothesis, follow a procedure, collect data, and draw conclusions about selective breeding and genetic engineeri. For 7th Grade (ages 12–13).
Skills Covered 2,400+ parents downloaded printables this week
Free PDF Download · Print Unlimited Copies
Lab Report — Selective Breeding and Genetic Engineeri SCIENCE · 7TH GRADE Name Date Complete this lab report for your investigation. Purpose / Research Question: How have humans changed plants and animals? Materials: images of wild and farmed varieties, reference sheet, chart Hypothesis (If... then... because...): If only individuals with a chosen trait are bred, then over generations... Independent Variable: The trait selected by breeders Dependent Variable: How that trait changes across generations Procedure: 1. Compare wild mustard with broccoli and cabbage 2. Identify which part was selected in each 3. Compare a wolf with dog breeds 4. Record the trait chosen each time 5. Note one drawback of narrow breeding Data / Results: Wild form Bred form Trait selected Wild mustard Broccoli Flower buds Wolf Teosinte Conclusion: Selective breeding reduces variation, which can make a population... littleactivity.com 7th Grade · Science
Upgrade to the full Science pack 50+ worksheets for 7th Grade organized by skill level with answer keys — less than $0.22 per worksheet.
Get the Full Pack — $10.99
How to Use This Worksheet Step 1
Download PDF Click the download button above. The PDF is generated instantly in your browser — no waiting.
Step 2
Print at Home Print on standard A4 or US Letter paper. Works with any home printer — color or black & white.
Step 3
Learn & Play Give it to your child with crayons, pencils, or markers. Reprint as many times as needed!
More Science Printables Click any worksheet to view and download for free
Browse More Free Worksheets 📦
Love this worksheet? Get the full pack! 50+ science worksheets for 7th Grade — organized by skill level, with answer keys and progress tracking.
AI-powered activity ideas to keep your little ones learning, playing, and growing every day.
© 2026 LittleActivity. All rights reserved.
Built for families who love playtime
Lab Report — Selective Breeding and Genetic Engineeri SCIENCE · 7TH GRADE Name Date Complete this lab report for your investigation. Purpose / Research Question: How have humans changed plants and animals? Materials: images of wild and farmed varieties, reference sheet, chart Hypothesis (If... then... because...): If only individuals with a chosen trait are bred, then over generations... Independent Variable: The trait selected by breeders Dependent Variable: How that trait changes across generations Procedure: 1. Compare wild mustard with broccoli and cabbage 2. Identify which part was selected in each 3. Compare a wolf with dog breeds 4. Record the trait chosen each time 5. Note one drawback of narrow breeding Data / Results: Wild form Bred form Trait selected Wild mustard Broccoli Flower buds Wolf Teosinte Conclusion: Selective breeding reduces variation, which can make a population... littleactivity.com 7th Grade · Science
Observation Log — Sense of Sight SCIENCE · KINDERGARTEN Name Date Record your observation — sense of sight observations. Observation — Sense of Sight Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Observation Log — Sense of Hearing SCIENCE · KINDERGARTEN Name Date Record your observation — sense of hearing observations. Observation — Sense of Hearing Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Observation Log — Sense of Touch SCIENCE · KINDERGARTEN Name Date Record your observation — sense of touch observations. Observation — Sense of Touch Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Observation Log — Sense of Taste SCIENCE · KINDERGARTEN Name Date Record your observation — sense of taste observations. Observation — Sense of Taste Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Observation Log — Sense of Smell SCIENCE · KINDERGARTEN Name Date Record your observation — sense of smell observations. Observation — Sense of Smell Observation Log What to observe: • what you see • what you measure • any changes • questions you have Day Drawing Notes Day 1 sketch First observation — everything looks normal Day 2 Day 3 Day 4 Summary: After observing for 4 days, I noticed... littleactivity.com Kindergarten · Science
Classification — Five Senses SCIENCE · KINDERGARTEN Name Date Sort each item by the sense you use most to observe it. Five Senses Sight Sound Touch Smell Taste Word Bank — Cut or write each item in the correct column: • rainbow • bell • sandpaper • flower • lemon • sunset • drum • ice • perfume • candy How did you decide where each item goes? littleactivity.com Kindergarten · Science
