Free Practice Test Prep OAT Exam Questions 2025

Stay ahead with 100% Free Optometry Admission OAT Dumps Practice Questions

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Total 280 Questions | Updated On: Apr 10, 2025

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Question 1

Which of the following statements about electricity flowing through a circuit can be correctly derived from Ohm’s law?

A : Increasing the voltage decreases the current if the resistance remains unchanged.

B : Increasing the current and the resistance decreases the voltage

C : Increasing the current increases the voltage if the resistance is uncharged.

D : Decreasing the resistance increases the current if the voltage remains uncharged

Answer: C

Question 2

Multiply 3 1/4 x 8/18.

A : 1/3

B : 3 1/9

C : 1/13

D : 1 4/9

Answer: D

Question 3

Which of the following violates the conditions of a population under Hardy-Weinberg equilibrium?

A : Population is large.

B : There are no mutations occurring.

C : Sexual selection

D : There is no immigration or emigration occurring.

E : Random mating

Answer: C

Question 4

Which of the following gives the correct order of electromagnetic radiation from the lowest frequency to the highest frequency?

A : microwaves, UHF radio waves, x-rays, visible light

B : UHF radio waves, microwaves, visible light, x-rays

C : microwaves, visible light, x-rays, UHF radio waves

D : microwaves, x-rays, visible light, UHF radio waves

Answer: B

Question 5

Which hormone is responsible for red blood cell production?

A : Prolactin

B : Aldosterone

C : ACTH

D : Oxytocin

E : Erythropoietin

Answer: A

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Total 280 Questions | Updated On: Apr 10, 2025

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