GED practice questions and answers 2026. Tap an option to test yourself — you'll see the correct answer and a plain-English explanation for every question. Free, no login.
Q11The rate of a chemical reaction depends on all of the following except:
✓ Correct answer: C. Amount of mass lost.
The rate at which a chemical reaction occurs does not depend on the amount of mass lost, since the law of conservation of mass (or matter) states that in a chemical reaction there is no loss of mass.
Q12What causes a solar eclipse?
✓ Correct answer: D. The moon moves between the sun and the Earth, effectively blocking it from view.
The sun is not prone to shadows, and cannot be blocked from view by a shadow. Similarly, the sun does not derive its light from another source; it is its own source of light. The sun is a fixed spot; the Earth revolves around it. An eclipse is caused by the moon temporarily moving between the Earth and the sun, blocking it from view for a time.
Q13Why is deforestation harmful to biodiversity?
✓ Correct answer: C. All are correct
Some of the trees in these forests are hundreds of years old and will not regenerate even within your lifetime. Forests provide habitat for numerous animals, prevent soil erosion, and take in carbon dioxide, all of which are threatened with deforestation.
Q14What layer of the atmosphere do we live in?
✓ Correct answer: C. Troposphere
The <em>troposphere</em> is the first layer. It makes up 75% of the mass of all the layers and is where humans and animals live.
Q15In general, which of the following are NOT in the kingdom fungi?
✓ Correct answer: D. White oak
White oak is considered the most majestic tree of the eastern hardwoods and it belongs to the kingdom Plantae.
Q16Photosynthesis takes place in which of the following?
✓ Correct answer: C. Chloroplast
Photosynthesis takes place in a chloroplast. Cellular respiration takes place in a mitochondrion.
Q17What is the formula for speed?
✓ Correct answer: B. Distance divided by time
The formula for speed is distance/time. For example, if you drove 100 miles over the course of 2 hours, you would have driven at a speed of 50 miles per hour (100/2).
Q18In the passage, which characteristic is revealed about Hester as she nurses her baby?
✓ Correct answer: D. Nervous excitement
This is the only answer supported by the passage, which explicitly states that Hester shows “nervous excitement.”
Q19Anthony claims that individual states may not make a law against allowing women to vote for what reason?
✓ Correct answer: C. It would be a traitorous act.
The argument is clearly made in the passage that for states to take away something the nation has already granted would be illegal.
Q20Which of the following options can be inferred from the passage?
✓ Correct answer: D. Dukkah does not follow an exact recipe
This option is inferred to in the first sentence of the second paragraph, as it states that there is no exact science to making dukkah. You may have thought that the correct answer was that it was most often used as a dipping sauce, but the passage only briefly states this, along with other methods of using it; therefore, it cannot be inferred that it is mostly used as a dipping sauce.
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Theory