Theory

Structures 1, 2 and 3 represent which subatomic particles of an atom?

• proton, neutron, electron respectively

• neutron, proton, electron respectively

• electron, proton, neutron respectively

• proton, electron, neutron respectively

Tags

NGSS.MS-PS1-1

Which option in the table correctly describes the charges of subatomic particles.

• A

• B

• C

• D

What is the atomic number of the atom shown in the diagram?

• 5

• 6

• 11

• 16

Tags

NGSS.MS-PS1-1

What is the atomic mass/mass number of the atom shown in the diagram?

• 5

• 6

• 11

• 16

Tags

NGSS.MS-PS1-1

WHAT MAJOR CONTRIBUTION DID Rudolf Virchow make to the Cell Theory?

• All cells are considered to be Prokaryotic Cell.

• All cells come from preexisting cells.

• All living beings are made up of cells.

• Cell are the basic unit of structure and function in living things.

Tags

NGSS.MS-LS1-1

Which of the following scientists contributed to cell theory?

• Theodor Schwann, Matthais Schleiden, Robert Hooke.

• Robert Hooke, Theodor Schwann, Leuwenhoek.

• Matthais Scheleider, Theodor Schwann, Rudolf Virchow.

Which of the following statements is not part of the cell theory?

• Cells are the basic unit of structure and function in all living things.

• All living things are composed of cells.

• All cells are produced from other cells.

• Only animals cells are composed of cells.

Tags

NGSS.MS-LS1-1

This Cell is a (an)

• Eukaryotic

• Prokaryotic

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

How many parts are there to the Cell Theory?

• 1

• 2

• 6

• 3

What is the main idea behind the Theory of Evolution by Natural Selection?

• Organisms change over time due to random mutations.

• Organisms evolve because they need to adapt to their environment.

• Organisms with favorable traits are more likely to survive and reproduce.

• Organisms evolve through the inheritance of acquired characteristics.

Tags

NGSS.MS-LS4-4