Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — bundle cover

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 1

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 2

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 3

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 4

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 5

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 6

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 7

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 8

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 9

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned — included worksheet 10

Grade 9 worksheet — Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned

Description

Overview

Evolution & Classification for Grade 9 Science builds students’ understanding of how populations change through time and how scientists organize biodiversity using evidence. Aligned to TEKS expectations, this lesson bundle includes 10 TEKS-aligned worksheets that guide learners from core ideas (genetic drift, natural selection, speciation) to data-based reasoning (molecular evidence, fossils, and phylogenetic trees). Students practice interpreting models and constructing evidence-based explanations that connect classification patterns to evolutionary processes.

What's Included

✅ Grade 9 Science | Genetic Drift Worksheet | TEKS-Aligned – Students analyze how random changes in allele frequencies can lead to evolution over generations.
✅ Grade 9 Science | Phylogenetic Trees Worksheet | TEKS Aligned – Students interpret tree structure to infer relatedness and evolutionary branching patterns.
✅ Grade 9 Science | Speciation Intro Worksheet | TEKS Aligned – Students connect reproductive isolation to the formation of new species.
✅ Grade 9 Science | Natural Selection Worksheet | TEKS Aligned – Students evaluate how traits that improve survival or reproduction become more common.
✅ Grade 9 Science | Molecular Evidence Worksheet | TEKS Aligned – Students use DNA/protein evidence to reason about common ancestry and divergence.
✅ Grade 9 Science | Fossil Records Worksheet | TEKS Aligned – Students interpret fossil sequences to discuss patterns of change in Earth’s history.
✅ Grade 9 Science | Evolution Basics Worksheet | TEKS Aligned – Students review foundational vocabulary and core mechanisms driving evolutionary change.
✅ Grade 9 Science | Evidence Overview Worksheet | TEKS Aligned – Students compare multiple lines of evidence and justify claims using scientific reasoning.
✅ Grade 9 Science Worksheet | Classification Foundations | TEKS Aligned – Students examine how classification systems reflect relationships and shared characteristics.
✅ Grade 9 Science | Adaptive Radiation Worksheet | TEKS-Aligned – Students model how new niches can accelerate diversification into multiple lineages.

Skills & Standards

Within TEKS-aligned instruction, this Evolution & Classification unit emphasizes disciplinary core ideas about biological evolution and the evidence used to support explanations. Students develop modeling and analytical reasoning by using phylogenetic trees and fossil record information to track relationships and interpret patterns of change. They practice evidence-based explanations by comparing competing ideas (e.g., genetic drift versus natural selection) and using data from molecular evidence to infer common ancestry. Students also strengthen skills in classification by linking observable traits and system patterns to evolutionary relationships, then applying those patterns to examples such as adaptive radiation. Throughout, learners attend to crosscutting concepts such as cause and effect (mechanisms leading to change), structure and function (how traits influence survival), and patterns across time (how evidence accumulates to support evolutionary claims).

Perfect For

Teachers seeking structured instruction
Sub plans
Homework or review
Intervention or centers
Assessment preparation

How to Use

Plan for a typical 1–3 week pacing cycle, using one worksheet per class period or combining shorter tasks into double-days. Start with the Evolution Basics and Evidence Overview worksheets as warm-up anchors, then move into focused investigations (genetic drift, natural selection, molecular evidence, fossils) before concluding with phylogenetic trees and classification foundations. For guided practice, model how to read a phylogenetic tree and then have students justify an inference using sentence frames during guided discussion; finish with exit tickets that ask learners to select a claim and cite the specific evidence from that day’s worksheet. End the unit with an end-of-unit review that blends classification reasoning with one evolutionary mechanism from earlier lessons.

Closing

This Evolution & Classification bundle helps Grade 9 students connect evidence to explanations for how species diversify and how scientists classify life based on evolutionary relationships.

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned

Name: Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned
Brand: MyTeachingSheets
SKU: 62fd9cc3-417a-4700-bf0c-8aabe8330816
Price: 24.00 USD
Availability: InStock

$24.00$30.00Save $6.00

Lumora Learning

·3 followers·12 sales

GradeGrade 9

What’s included

10 worksheets · Save $6.00 (20%) · prices shown inside the bundle

01
Grade 9 Science | Adaptive Radiation Worksheet | TEKS-Aligned
Grade 9 · Science
- Define adaptive radiation and describe its key features.
- Identify examples of adaptive radiation in nature.
- Understand the role of ecological niches and key innovations in speciation.
$2.40$3.00
02
Grade 9 Science | Natural Selection Worksheet | TEKS Aligned
Grade 9 · Science
- Understand the fundamental principles of natural selection and how it drives evolution.
- Identify examples of natural selection in nature, such as beak variation and antibiotic resistance.
- Describe different types of selection: directional, stabilizing, and disruptive.
$2.40$3.00
03
Grade 9 Science | Genetic Drift Worksheet | TEKS-Aligned
Grade 9 · Science
- Understand the concept of genetic drift and how it affects small populations.
- Identify different events that can lead to genetic drift such as bottlenecks and founder effects.
- Explain how chance events influence allele frequencies over time.
$2.40$3.00
04
Grade 9 Science | Phylogenetic Trees Worksheet | TEKS Aligned
Grade 9 · Science
- Understand the structure and purpose of phylogenetic trees in evolutionary biology.
- Identify monophyletic, paraphyletic, and polyphyletic groups within trees.
- Distinguish between rooted and unrooted phylogenetic trees and interpret branch lengths.
$2.40$3.00
05
Grade 9 Science | Evolution Basics Worksheet | TEKS Aligned
Grade 9 · Science
- Understand the fundamental mechanisms of evolution, including natural selection, genetic drift, mutation, and gene flow.
- Explain how these mechanisms interact to produce long-term changes in populations.
- Identify examples of evolution in real-world scenarios.
$2.40$3.00
06
Grade 9 Science | Fossil Records Worksheet | TEKS Aligned
Grade 9 · Science
- Describe how fossil records provide evidence of past life and evolution.
- Identify key methods used to date fossils and determine their ages.
- Explain how taphonomy and preservation bias affect the fossil record.
$2.40$3.00
07
Grade 9 Science | Molecular Evidence Worksheet | TEKS Aligned
Grade 9 · Science
- Understand how DNA, RNA, and protein sequences are used to infer evolutionary relationships.
- Explain the concept of homologous genes and sequence divergence as molecular clocks.
- Identify patterns of shared genetic changes, gene duplications, and conserved elements that inform lineage relationships.
$2.40$3.00
08
Grade 9 Science | Speciation Intro Worksheet | TEKS Aligned
Grade 9 · Science
- Understand the process and mechanisms of speciation and how they contribute to biodiversity.
- Differentiate between allopatric and sympatric speciation.
- Identify reproductive barriers and their roles in preventing gene flow between diverging species.
$2.40$3.00
09
Grade 9 Science Worksheet | Classification Foundations | TEKS Aligned
Grade 9 · Science · 10 Pages
- Understand the hierarchical structure and purposes of biological classification systems.
- Identify shared traits and evolutionary relationships used in classifying organisms.
- Differentiate between traditional taxonomy and modern phylogenetic approaches.
$2.40$3.00
10
Grade 9 Science | Evidence Overview Worksheet | TEKS Aligned
Grade 9 · Science
- Understand how multiple lines of evidence support evolutionary relationships.
- Identify the types of fossil, anatomical, and molecular data used in evolutionary studies.
- Analyze how fossil, anatomical, and molecular evidence are integrated to reconstruct past biodiversity.
$2.40$3.00

Reviews & Feedback

Loading reviews...

Questions & Answers

Loading questions…

About this bundle

Related categories

Grade 9 worksheets

Frequently asked questions

Who is Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned designed for?

Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned is designed for Grade 9 students and can be used in classrooms, homeschool, or independent practice.

How do I download Grade 9 Science | Evolution & Classification Lesson Bundle | TEKS Aligned?

Add it to your cart and complete checkout. After payment, you can download immediately from your account, and you'll also receive a download link by email.