CSU Natural Sciences 1

Question 1

What process do plants use to convert sunlight into chemical energy?

Accepted Answer

Photosynthesis

Answer

Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to produce glucose and oxygen.

Question 2

Which of Newton's Laws of Motion states that for every action there is an equal and opposite reaction?

Accepted Answer

Third Law

Answer

Newton's Third Law states that whenever one object exerts a force on a second object, the second exerts an equal and opposite force back.

Question 3

What is the atomic number of carbon?

Accepted Answer

6

Answer

Carbon has an atomic number of 6, meaning it has 6 protons in its nucleus.

Question 4

DNA is composed of repeating units called what?

Accepted Answer

Nucleotides

Answer

DNA is a polymer made up of nucleotide monomers, each consisting of a phosphate group, a sugar, and a nitrogenous base.

Question 5

What is the SI unit of electric current?

Accepted Answer

Ampere

Answer

The ampere (A) is the SI base unit of electric current, measuring the rate of flow of electric charge.

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