GED Practice Test 1 – Section 3

Bill and Bob are biological twins who were adopted as babies. Their father and his father and his father (Billy and Bob’s father, paternal grandfather, and paternal great-grandfather) all suffered from early-onset fingernail greening. Which of the following statements is most likely to be the case?

If the sun were to disappear, for approximately how much longer would we be able to see it?

What is the difference between weather and climate?

Catalysts are everywhere! A catalytic converter is a device that converts harmful vehicle emissions into less harmful pollutants before they leave the exhaust system. Broadly, a catalyst is a substance that

Which of the following objects has the most potential energy?

The experimental control is the

In an experiment, some participants and some experimenters do not possess full information of the experiment. This is which type of control?

Which of the following is NOT made up of cells (or a cell)?

Tides are mostly caused by the

The nucleus of an atom contains the atom’s

A man drives 280 miles north in 2.5 hours. What is his average velocity?

Line graphs convert data into

Thunderstorm clouds are

Which planet is the closest to Earth?

Energy is

Which of the following correctly pairs the chemical bases of DNA?

When studying conflicting viewpoints, you should pay attention to

A horse pulling a car is an example of

In the last ten years, a lake in Georgia has slowly turned a pink color. Scientist 1 and 2 disagree on the cause:

Scientist 1: The lake is turning pink because of pollution from the nearby dye factory. Red dye is leeching through the soil and into the water.

Scientist 2: The pink color is a result of rainwater washing pink limestone down from the nearby mountains. The pink silt is then dying the lakes pink.

How best would you summarize the difference between the scientists’ theories?

From smallest to largest, which is the correct order of the following stars? (In terms of volume)

What is the rating from a Richter scale based on?

Which of the following is NOT characteristic of metals?

Heat generally

A tall man feeds his cow different amounts of food each day. He notices that the cows are happier on days when they receive the most food. In this situation, what is the independent variable?

The process by which a DNA sequence is copied into a sequence of mRNA is called

About how many stars can be found in the Milky Way?

Two continental plates are moving away from each other. What type of boundary is this?

Inferring is

A lizard warming itself on a rock is an example of

What is the correct order of the inner planets (beginning farthest from the sun)?

Temperature is a measurement of an object’s

If a table has 3 rows and 8 columns of information, how many cells of information does it contain?

Which is the best title for a graph?

Which of the following is characteristic of plant cells?

What is the largest planet in the Solar System?

Nuclear reactions

A double-blind study is an example of

As we age, we produce less collagen in our skin. This causes thinner skin and increases the likelihood of wrinkles. Collagen, therefore, is most likely to be a(n)

The earth’s axis is on a tilt of approximately

When the northern hemisphere is experiencing spring, the southern hemisphere is experiencing

Increasing the amount of gas in a fixed object will

In general, which of the following are NOT in the kingdom fungi?

The lithosphere is made up of the

A carboxyl group contains which of the following atoms?

The pivot of a lever is called a

The majority of Earth’s atmosphere is made up of

A solution is a mixture that is

A wheelbarrow is

Which of the following is a solution?