PAX Study Guide 2026
Everything you need to pass the PAX exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 PAX Exam Format at a Glance
📚 PAX Topics to Study (21)
✍️ Sample PAX Questions & Answers
1. What type of rock forms when existing rocks are transformed by heat and pressure without melting?
Metamorphic rocks form when pre-existing rocks undergo physical or chemical changes due to intense heat and/or pressure deep within the crust.
2. What is the key difference between the PAX exam and the TEAS exam?
The PAX is published by the National League for Nursing (NLN) and the TEAS is published by ATI; both assess academic readiness for nursing school but are distinct exams used by different programs.
3. Choose the correct homophone: 'The patient's ______ was checked every hour.'
The correct spelling for the rate of heartbeat felt at an artery is 'pulse.'
4. What is the ratio of 18 to 27 in simplest form?
GCF of 18 and 27 is 9; 18÷9 = 2, 27÷9 = 3, so ratio is 2:3.
5. Simplify: (4 + 6) × 3 − 2²
Following order of operations: (4+6)=10, 2²=4; 10×3=30; 30−4=26.
6. Scientists have proposed that ____ are the evolutionary ancestors of protists that resemble plants, such as red and green algae, based on DNA analysis.
DNA analysis indicates cyanobacteria, photosynthetic prokaryotes, are the evolutionary ancestors of plant-like protists such as red and green algae, having given rise to chloroplasts through endosymbiosis. The other options are either the descendants themselves or unrelated (fungus-like or animal-like) groups.