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GED Science practice test

2026-2027 exam practice page

6 practice questions

Answers and rationales included. Switch between Exam and Study modes.

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6 questions / 75 min
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Interactive Practice Test

GED Science

20 questions on this page 70% passing score 6 question bank
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Question 1 Cell biology

Question 1: Cell biology

Which organelle is the site of most ATP production in eukaryotic cells?

Question 2 Genetics

Question 2: Genetics

If both parents are heterozygous for a recessive trait, what is the probability that an offspring will show the recessive phenotype?

Question 3 Periodic table

Question 3: Periodic table

Which element has the chemical symbol Na?

Question 4 Chemical reactions

Question 4: Chemical reactions

In the equation 2H2 plus O2 yields 2H2O, what type of reaction is taking place?

Question 5 Physics motion

Question 5: Physics motion

An object accelerates from rest at 2 m/s squared for 4 seconds. What is its final velocity?

Question 6 Energy conservation

Question 6: Energy conservation

The law of conservation of energy states that energy

Question 7 Earth science

Question 7: Earth science

What primarily causes the seasons on Earth?

Question 8 Ecology

Question 8: Ecology

In a food chain, organisms that consume primary producers are classified as

Question 9 Acid base chemistry

Question 9: Acid base chemistry

Solutions with a pH below 7 are classified as

Question 10 Scientific method

Question 10: Scientific method

Which step typically follows formulating a hypothesis in the scientific method?

Question 11 Human body

Question 11: Human body

Which body system is primarily responsible for transporting oxygen and nutrients to cells?

Question 12 Plate tectonics

Question 12: Plate tectonics

Earthquakes most commonly occur near

Question 13 Light and waves

Question 13: Light and waves

Which property of a wave determines its pitch in sound?

Question 14 Photosynthesis

Question 14: Photosynthesis

What are the primary inputs of photosynthesis?

Question 15 Genetics inheritance

Question 15: Genetics inheritance

Which structure inside cells carries genetic information?

Question 16 Newton laws

Question 16: Newton laws

Newton third law of motion states that for every action there is

Question 17 Climate weather

Question 17: Climate weather

Which gas is the most significant greenhouse gas associated with anthropogenic climate change?

Question 18 Solar system

Question 18: Solar system

Which planet is the largest in our solar system?

Question 19 Evolution

Question 19: Evolution

Natural selection is best described as

Question 20 States of matter

Question 20: States of matter

Which phase change involves a solid becoming a gas without passing through the liquid state?

Question 1 of 20

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About this practice test

What this 2026-2027 GED Science Practice Test covers

Purchase access to the current 6-question practice bank, with exam mode, study mode, answers and rationales. The free sample is separate. Purchase includes the current bank only.

Practice material can include variations on the same concept. It is not an official exam or a guarantee of a passing score. Confirm important facts against current authoritative sources.

Work through up to 50 GED Testing Service-style questions built around reading comprehension, scientific reasoning, and the wording patterns students usually miss on the first read.
Use answer-by-answer rationales to learn why the correct option wins and why weaker distractors fail in High School exam situations.
Review 3 real-world analogies, topic article cards, and source checks after each question so math setup and writing clarity feel easier to recognize under pressure.
Build timing, confidence, and recall with scenario-based practice that feels closer to the real GED Science than a generic flashcard dump.

Prepare for the GED Science with realistic GED Testing Service practice questions, timed review, detailed rationales, and real-world analogies that make harder High School concepts easier to remember.

This practice test is designed for students and professionals preparing for GED Science who want stronger exam-day confidence, better explanation quality, and more useful answer review than a generic test bank.

Focus areas include reading comprehension, scientific reasoning, math setup, writing clarity, along with scenario-based judgment, careful review of why distractors are less correct, and real-world analogies that help the key ideas stick.

What you will practice on this page

  • Work through up to 50 GED Testing Service-style questions built around reading comprehension, scientific reasoning, and the wording patterns students usually miss on the first read.
  • Use answer-by-answer rationales to learn why the correct option wins and why weaker distractors fail in High School exam situations.
  • Review 3 real-world analogies, topic article cards, and source checks after each question so math setup and writing clarity feel easier to recognize under pressure.
  • Build timing, confidence, and recall with scenario-based practice that feels closer to the real GED Science than a generic flashcard quiz.

How to use this exam to study smarter

  1. Start with the 20-question free sample to spot whether reading comprehension or scientific reasoning is slowing you down before you buy the full exam.
  2. After each block, review every rationale and the 3 real-world analogies, topic article cards, and source checks so the tested pattern behind math setup becomes easier to remember.
  3. Retake the full GED Science practice test in timed mode and focus on cleaner decision-making, not just memorizing the last answer.

Students often land on this page after searching for terms like GED Science practice test, GED Science practice questions, GED Science free practice test, GED Science study guide, GED Testing Service GED Science practice test, GED Science reading comprehension questions. That is why the free sample gives you 10 questions first and the full version goes deeper into the tested patterns.

Frequently asked questions

What does this purchase include?

Purchase access to the current 6-question practice bank, with exam mode, study mode, answers and rationales. The free sample is separate. Purchase includes the current bank only.

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After successful payment, sign in with your checkout account and open the exam from your account. You can use exam mode and study mode with answer rationales.

Is this an official exam or a passing-score guarantee?

No. This is independent practice material. Use current official exam objectives and authoritative references alongside it.

Question-linked study articles

Study articles that support GED Science prep

These guides come from this exam's question topics. Use them after a missed question to review the concept, answer reasoning, distractors, and sources.

PracticeTestVault review illustration for climate weather on GED Science

Question topic: Climate weather

GED Science Review: Climate weather

September 7, 2026 2 min read

Review climate weather for this GED Science question with the key prompt clue, correct-answer reasoning, distractor checks, and sources to verify next.

Read article
PracticeTestVault review illustration for solar system on GED Science

Question topic: Solar system

GED Science Review: Solar system

September 7, 2026 1 min read

Review solar system for this GED Science question with the key prompt clue, correct-answer reasoning, distractor checks, and sources to verify next.

Read article
PracticeTestVault review illustration for evolution on GED Science

Question topic: Evolution

GED Science Review: Evolution

September 7, 2026 1 min read

Review evolution for this GED Science question with the key prompt clue, correct-answer reasoning, distractor checks, and sources to verify next.

Read article
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