Free Test Prep CLEP-Science-and-Mathematics Exam Questions

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Total 500 Questions | Updated On: Mar 13, 2026

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Question 1

Let a, b, and c be 3 distinct positive numbers. What can be said about the difference between the mean andthe median of the three numbers?

A : It is always positive or zero.

B : It is less than one-third of the difference between the largest and smallest of the numbers.

C : It is always negative or zero.

D : none of the above.

Answer: B

Question 2

A diagram of the cell cycle of the eukaryotic species C. elegans is shown below. CLEP-Science-and-Mathematics-page205-image27 During "S" phase of the cell cycle, C. elegans cells are

A : growing larger

B : dividing into two new cells

C : in a period of dormancy

D : copying ONA and organelles

E : synthesizing large amounts of ATP

Answer: D

Question 3

In a plant cell, the reactions of photosynthesis take place within the

A : mitochondria

B : chloroplast

C : cytoplasm

D : nucleus

E : plasma membrane

Answer: B

Question 4

If an electron jumps from higher energy shell of energy E2 to lower energy shell E1, what will be thewavelength of the photon emitted during the process?

A : h (c/E1 − E2)

B : h (c/E1 × E2)

C : h (c/E1+ E2)

D : h (c/E2)

E : h (c/E2 − E1)

Answer: A

Question 5

Which compound is the best conductor of electricity?

A : Water

B : Copper

C : Diamond

D : Graphite

E : Silicon

Answer: B

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Total 500 Questions | Updated On: Mar 13, 2026

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