2025 Nature Of Science Final Exam Practice Test

Front

What is the function of the nucleus in a cell?

Back

It controls the cell's activities.

Front

What major property of water molecules causes all of its other properties?

Back

Polarity.

Front

Label the parts of the atom.

Back

Proton, Neutron, Electron.

Front

Label the parts of a water molecule.

Back

Oxygen, Hydrogen, Hydrogen.

Front

Which part of the amino acid makes each different from one another?

Back

The R group (side chain).

Front

What is the basic unit of life?

Back

The cell.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of a neutron?

Back

Neutral.

Front

What is the charge of an electron?

Back

Negative.

Front

What is the chemical formula for water?

Back

H2O.