Science Practice Test 1

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You’ll face Science section, just like in the real exam.
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Science Practice Test 1

1 / 40

The layer of Earth where we live is called the .

2 / 40

The unit for measuring force is the .

3 / 40

In an experiment, the variable that is measured as the outcome is called the variable.

4 / 40

The hottest planet in our solar system is .

5 / 40

The formula for density is mass divided by .

6 / 40

Humans normally have pairs of chromosomes in each cell.

7 / 40

Which THREE are effects of air pollution on the environment?

8 / 40

Which TWO are true about genetic inheritance?

9 / 40

A table shows plant growth with different water amounts. Which TWO statements correctly interpret the data?

10 / 40

Which THREE are examples of renewable energy resources?

11 / 40

Which TWO show a CHEMICAL change?

12 / 40

In an ecosystem, which THREE factors can affect population size?

13 / 40

What are TWO common problems in experimental design?

14 / 40

Which THREE are evidence that Earth’s climate is changing?

15 / 40

Which TWO are common properties of most metals?

16 / 40

Which TWO are characteristics shared by ALL living things?

17 / 40

After an experiment, a scientist notices her data doesn’t support her hypothesis. She should:

18 / 40

Earth’s seasons are caused by:

19 / 40

A lever makes work easier by:

20 / 40

During mitosis, one cell divides to produce:

21 / 40

If factory pollution increases in a river, what is a likely effect on fish?

22 / 40

Earth experiences day and night because:

23 / 40

A substance with a pH of 2 is:

24 / 40

Which human body system is primarily responsible for transporting oxygen?

25 / 40

In an experiment, the variable that is changed by the scientist is called the:

26 / 40

Which process is responsible for water moving from oceans to clouds?

27 / 40

What happens to the force needed to push a box if its mass increases?

28 / 40

In a food web, what do arrows pointing from a rabbit to a fox represent?

29 / 40

A data table shows 5 plant groups with different light levels. To find which group grew tallest, you should:

30 / 40

Tectonic plates moving apart at mid-ocean ridges cause:

31 / 40

In the chemical equation H₂ + O₂ → H₂O, what does the arrow (→) represent?

32 / 40

DNA is best described as:

33 / 40

In a drug trial, Group A receives medication and Group B receives sugar pills. Group B is the:

34 / 40

What is the main difference between weather and climate?

35 / 40

Which type of energy is stored in a battery?

36 / 40

During photosynthesis, plants use sunlight to convert carbon dioxide and water into:

37 / 40

A scientist wants to test if fertilizer helps plants grow taller. Which is the best hypothesis?

38 / 40

What type of rock forms when magma cools and solidifies?

39 / 40

Which state of matter has a definite volume but takes the shape of its container?

40 / 40

What is the main function of mitochondria in a cell?

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