Optometry Admission (OAT) Practice Test

230 questions207 minutesDetailed explanationsInstant scoring

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About the Real Optometry Admission (OAT) Exam

Optometry Admission Test. A strong, blueprint-matched practice run is one of the best predictors of how you will perform on the real exam.

Our Optometry Admission (OAT) Practice Test

Our Optometry Admission (OAT) practice test contains 230 original questions spanning Survey of Natural Sciences, Physics, Reading & Quantitative. Each question mirrors the real exam's style and difficulty and includes a detailed explanation, so every question teaches you something.

What to Expect

Survey of Natural Sciences: Biology, general & organic chemistry.
Physics: Mechanics, electricity, optics, waves.
Reading & Quantitative: Reading comprehension, quantitative reasoning.

Try a Sample Question

Optometry Admission (OAT) — Sample · easy

During which phase of the cell cycle does DNA replication occur?

A S phase

B M phase

C G1 phase

D G2 phase

Explanation. DNA synthesis (replication) occurs during the S (synthesis) phase of interphase, producing two identical sister chromatids. G1 and G2 are growth/gap phases, and M phase is mitosis when the cell divides.

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