What is the TR-YÖS exam?

TR-YÖS (Türkiye Yükseköğretim Kurumları Sınavı) is an entrance exam for international students seeking admission to undergraduate programs at Turkish universities. It is organized by individual universities.

Who should take the TR-YÖS exam?

International students who wish to study at Turkish state or foundation universities must typically take a YÖS or TR-YÖS exam. Requirements vary by university and program.

What does the TR-YÖS exam test?

The TR-YÖS generally tests Basic Learning Skills (Temel Öğrenme Becerileri) including numerical reasoning, spatial reasoning, and verbal skills. Some universities add subject-specific sections.

How many TR-YÖS exams are there?

Each Turkish university organizes its own YÖS exam with its own schedule and format. Students can apply to multiple universities and take several exams in a single application cycle.

How can I prepare for TR-YÖS with Preptest?

Preptest offers TR-YÖS preparation with topic-targeted practice, mock exams, performance analytics, and AI-personalized study plans to help international students maximize their scores.

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Question 14 of 42

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Which of the following biological molecules are mentioned as having both acidic and basic functional groups?

Carbohydrates

Enzymes

Amino acids

Nucleic acids

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Learn the core structure of the TR-YÖS, see how Preptest supports your prep, and use mock exams, practice tests, analytics, and AI study tools all on one platform.

A Closer Look at the TR-YÖS Exam

TR-YÖS is a centralized entrance exam used for international students wishing to study at higher education institutions in Turkey.

TR-YOS Quick Summary

80 QuestionsMultiple choice exam format

100 MinutesSolving under time constraints

Multiple ChoiceStandard YÖS structure

3 SectionsBasic learning skills, math, and Turkish

The exam covers Basic Learning Skills (numerical and logical reasoning), Mathematics, and Turkish.

Read our TR-YÖS guide for more detailed information about the exam structure and scope.

Why Prepare for the TR-YÖS with Preptest?

Preptest gathers TR-YÖS preparation in mock exams, section-based practice tests, AI study tools, and detailed analytics on a single platform.

Highlighted Features

Improve your time management, exam flow, and question practice with mock exams close to the real format.

Work on your weaknesses with practice tests covering quantitative, logical, and mathematical topics.

See different question types and practice regularly with a wide question pool.

Learn step-by-step how to approach difficult questions with detailed explanations.

Track your strong and weak areas with Detailed Analytics based on your mock and practice results.

Use AI-powered smart learning tools to help you study more effectively based on your performance.

Preptest Features

Preptest makes exam preparation more measurable with realistic exam-aligned content, AI-powered learning tools, detailed performance analysis, and a digital learning experience that keeps motivation high.

Preparation Aligned with Real Exam Logic

Past Exam Logic: Practice sets prepared by taking into account the question style, topic distribution, and solution approach of past exams.
Realistic Mock Exams: Mock exams designed to closely match the format, timing structure, and question flow of the actual exam.
Syllabus Coverage: Practice tests, mock exams, and a question pool covering all core topics that could be encountered in the exam.

Study Experience Tailored to the Student

Adaptive Study Path: Provides more accurate study guidance based on the student's current level, target exam, and weak areas.
AI Explanations & Video Solutions: AI-backed explanations help students understand solution logic better. Video solutions for mock exams support step-by-step learning.
Score Prediction: Helps students see their readiness level more clearly based on their mock exam and practice performances.

Makes the Prep Process Measurable

Detailed Analytics: Analysis screens showing mock exam results, topic-based performance, correct-incorrect distribution, and progress trends.
Exam Leaderboards: Ranking system where students can see their mock exam performance relative to others.
Question Book: A personal question space where students can save questions they want to review later.

Digital Experience Supporting Regular Study

Daily Streaks and XP: A streak and XP system that helps students maintain a daily study routine.
Challenge Mode: A challenge structure that makes practice more active, goal-oriented, and engaging.
Study from Any Device: Web and mobile access that allows students to continue their studies across different devices.

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Frequently Asked Questions about TR-YÖS Preparation

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TR-YÖS is a centralized admission test for international students applying to universities in Turkey.

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