GED Science Test #5 3

Question 1

Which of these correctly describes the relationship between wavelength and frequency for electromagnetic waves?

Accepted Answer

As wavelength increases, frequency decreases

Answer

As wavelength increases, frequency increases

Answer

Wavelength and frequency are unrelated

Answer

Both increase together at the same rate

Question 2

In genetics, a trait that is hidden when a dominant trait is present is called:

Accepted Answer

Recessive

Answer

Codominant

Answer

Polygenic

Answer

Epistatic

Question 3

Earth's revolution around the sun takes approximately:

Accepted Answer

365.25 days

Answer

24 hours

Answer

28 days

Answer

687 days

Question 4

A scientist graphs her experimental data and the result is a straight line with a positive slope. This indicates:

Accepted Answer

A direct (positive) linear relationship between the variables

Answer

An inverse relationship between the variables

Answer

No relationship between the variables

Answer

A cause-and-effect relationship has been proven

Question 5

Which process describes the movement of water molecules from an area of high concentration to an area of low concentration through a semi-permeable membrane?

Accepted Answer

Osmosis

Answer

Diffusion

Answer

Active transport

Answer

Endocytosis

Question 6

The atomic number of an element equals:

Accepted Answer

The number of protons in the nucleus

Answer

The number of neutrons in the nucleus

Answer

The total mass of the atom

Answer

The number of electrons in the outer shell