Heredity and Variation Practice
📝 Worksheet medium ⏱️ 18 minutes 8 problems
Heredity and Variation Practice
Grade 7 Science LearnCrux.com
Name:
Date:
Directions
- Fill in each blank carefully.
- Circle or mark the best answer for each multiple-choice question.
- Match each prompt to the best option before writing your answer.
- Use the larger space to show your thinking on word problems.
1. Match the term to its meaning: gene
Match with:
Answer:
2. Differences in traits among individuals in the same species are called __.
3. Which statement is most accurate?
4. Match the term to its meaning: mutation
Match with:
Answer:
5. Why is variation important in a population?
6. Which example best shows inherited information affecting a trait?
7. A trait that is passed from parent to offspring is __.
8. Why should scientists study many individuals when describing variation?
📋 Teacher Answer Key
1. a unit of inherited information
2. variation
3. Offspring inherit genetic information from parents.
4. a change in genetic information
5. Variation provides differences in traits that can affect survival and reproduction in different environments
6. A plant offspring has flower color patterns like its parent.
7. inherited
8. Variation is a population pattern, so scientists need evidence from many organisms instead of one example