TEAS Experts

TEAS Science Practice Questions and Study Guide

Master the 44 scored Science questions with practice on anatomy and physiology, biology, chemistry and scientific reasoning. Every answer comes with a clear rationale.

50 Questions

60 Minutes

Anatomy Focus

Science practice question with the correct answer and a detailed rationale.

Section Blueprint

What Is on the TEAS Science Section

The ATI TEAS 7 Science section has 50 questions (44 scored, 6 unscored pretest) in 60 minutes, split across four content areas.

Human Anatomy & Physiology · 18 questions

Body systems including cardiovascular, respiratory, nervous, digestive, endocrine, immune, muscular and skeletal, plus anatomy terms.

Biology · 9 questions

Cell structure and function, DNA and RNA, protein synthesis, genetics and heredity, and cell division.

Chemistry · 8 questions

Atomic structure, the periodic table, chemical bonds and reactions, states of matter, and acids, bases and solutions.

Scientific Reasoning · 9 questions

The scientific method, designing experiments, identifying variables, and interpreting data and evidence.

Science

50

Questions

60

Minutes

Scored Questions by Topic

Human Anatomy & Physiology

18

Biology

9

Chemistry

8

Scientific Reasoning

9

Nursing students preparing for the TEAS exam

Body Systems Made Visual

Labeled diagrams and plain-language rationales break each body system into the facts the TEAS actually tests, so anatomy and physiology stick.

“After failing twice with other prep materials, I switched to TEAS Experts and passed with an 85%.”

Ashley M., future RN

Practice Under the Real 60-Minute Clock

Timed Science sets average 72 seconds per question, the pace you need on test day. Untimed mode is there while you learn.

“After failing twice with other prep materials, I switched to TEAS Experts and passed with an 85%.”

Ashley M., future RN

Nursing students preparing for the TEAS exam
Student Results

Students Who Beat TEAS Science

Here is what students say after test day about our Science lessons, practice sets and timed drills.

M

Megan H.

VERIFIED
“I was struggling with the Science section, but TEAS Experts broke it down perfectly. Passed with a 92%!”

Accepted to a BSN Program

J

Jordan S.

VERIFIED
“The questions are exactly like the real exam. I walked in feeling confident and calm. Highly recommend.”

Accepted to an ADN Program

A

Ashley M.

VERIFIED
“After failing twice with other prep materials, I switched to TEAS Experts and passed with an 85%. Life-changing!”

Passed with an 85%

C

Chris P.

VERIFIED
“The practice exams are harder than the real thing, which made the actual test feel easy. Got a 90%!”

Nursing Applicant

S

Sarah L.

VERIFIED
“The detailed rationales helped me understand exactly why I was getting questions wrong.”

Pre-nursing Student

TEAS Experts Study Support

Build Your Confidence for the TEAS 7

Practice questions, clear explanations, and a study plan to guide your preparation. Your results depend on your effort, consistency, and test-day performance.

Three Habits for Effective Prep

1

Follow a Consistent Study Plan

2

Review Every Practice Result

3

Focus on Your Weakest Topics

Science FAQ

TEAS Science Questions, Answered

Quick answers to what students ask most about the Science section.

How many science questions are on the TEAS 7?

The TEAS 7 Science section has 50 questions and a 60-minute time limit, or about 72 seconds per question. Eighteen questions cover Human Anatomy and Physiology, 9 cover Biology, 8 cover Chemistry, 9 cover Scientific Reasoning, and 6 are unscored pretest items. Because anatomy and physiology carries the most weight, it deserves the biggest share of your study time.

What science topics should I study for the TEAS?

Focus on human anatomy and physiology, biology, chemistry and scientific reasoning. Use your diagnostic results to prioritize weaker topics.

Why is the TEAS Science section so hard?

Science combines a broad range of concepts with application questions. Break preparation into topics and use explanations to connect ideas.

How long should I study for TEAS Science?

Your preparation time depends on your starting point and test date. Begin with a diagnostic and schedule regular practice and review of weaker topics.

Keep Going

Practice the Other TEAS 7 Sections

Find Your TEAS Science Score in 15 Minutes

Take the free Science quiz and see which body systems to review first.

Start Free Practice Test

No credit card required

Nursing students preparing for the TEAS exam

Sample Report

Proficient

78.4%