STAAR Biology EOC Practice Tests and Review

Discover the most effective and comprehensive online solution for curriculum mastery, high-stakes testing, and assessment in Texas. Our STAAR Biology EOC practice and test review is aligned to the most current Texas standards. Request your free trial and see why our users say USATestprep has improved their students' pass rates.

Cell Structure and Function - Readiness9%
Cell Structure and Function - Supporting11%
Mechanisms of Genetics - Readiness7%
Mechanisms of Genetics - Supporting13%
Biological Evolution and Classification - Readiness5%
Biological Evolution and Classification - Supporting14%
Biological Processes and Systems - Readiness7%
Biological Processes and Systems - Supporting14%
Interdependence within Environmental Systems - Readiness9%
Interdependence within Environmental Systems - Supporting11%
  • Questions: 2,375
  • Technology Enhanced Items: 188
  • Instructional Videos: 88
  • Vocabulary Terms: 422

Test Standards

Cell Structure and Function - Readiness
1. (Bio.5.A.)  Cell Cycle Stages
2. (Bio.9.A.)  Biomolecules
3. (Bio.4.B.)  Cellular Processes
4. (Bio.4.C.)  Viruses Cell Structures
Cell Structure and Function - Supporting
1. (Bio.4.A.)  Prokaryotic Vs Eukaryotic
2. (Bio.5.B.)  Examine Specialized Cells
3. (Bio.5.C.)  Nucleic Acids And Cell Differentiation
4. (Bio.5.D.)  Disruptions Of The Cell Cycle
5. (B.9.D.)  Monomers And Polymers
Mechanisms of Genetics - Readiness
1. (Bio.6.A.)  DNA Components And Code For Traits
2. (Bio.6.E.)  DNA Changes And Significance
3. (Bio.6.F.)  Predict Possible Outcomes Of Genetic Combinations
Mechanisms of Genetics - Supporting
1. (Bio.6.B.)  Genetic Code Components
2. (Bio.6.C.)  Transcription & Translation
3. (Bio.6.D.)  Gene Expression
4. (Bio.6.G.)  Meiosis
5. (Bio.6.H.)  Organisms Genomes Study
Biological Evolution and Classification - Readiness
1. (Bio.7.A.)  Evidence Of Ancestry Groups
2. (Bio.8.B.)  Hierarchical Classification System
3. (Bio.7.E.)  Natural Selection Relationships
Biological Evolution and Classification - Supporting
1. (Bio.8.A.)  Standardized Taxonomic System
2. (Bio.7.B.)  Explain Population Dynamics
3. (Bio.7.B.)  Natural Selection And Change In Populations
4. (Bio.8.C.)  Compare Taxonomic Groups
5. (Bio.7.D.)  Elements Of Natural Selection
6. (Bio.7.F.)  Evolutionary Mechanisms
7. (Bio.7.G.)  Evolution Of Cell Complexity
Biological Processes and Systems - Readiness
1. (Bio.10.A.)  Regulation, Nutrient Absorption
2. (Bio.10.B.)  Transport, Reproduction, & Response
Biological Processes and Systems - Supporting
1. (Bio.11.A.)  Internal Feedback Mechanisms
2. (Bio.9.B.)  Photosynthesis And Cellular Respiration
3. (Bio.9.C.)  Enzymes
4. (Bio.10.C.)  Biological Systems And Levels Of Organization
Interdependence within Environmental Systems - Readiness
1. (Bio.12.A.)  Interpret Relationships Among Organisms
2. (Bio.12.C.)  Analyze The Flow Of Matter & Energy Flow
3. (Bio.11.D.)  Ecological Succession
4. (Bio.12.F.)  Environmental Change And Ecosystem Stability
Interdependence within Environmental Systems - Supporting
1. (Bio.11.B.)  Response To External Factors
2. (Bio.12.B.)  Variations And Adaptations
3. (Bio.11.C.)  Roles Of Microorganisms
4. (Bio.12.D.)  Long-term Survival Of Species
5. (Bio.12.E.)  Carbon & Nitrogen Cycles