Cells to Organisms

Which of the following is considered the smallest unit of life?

• Atom

• Cell

• Organelle

• Molecule

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Organs that work together are part of a(n) ________________________.

• cells

• tissue

• organ system

Tags

NGSS.MS-LS1-3

Groups of cells with similar functions.

• Organs

• Molecules

• Tissues

• Organelles

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

Use this diagram of living systems to answer this question. Which figure is a tissue?

• 1

• 2

• 1 & 2

• 1 & 3

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

Which best explains how a single-celled organism can survive without other cells?

• They do not need any substance from outside of the cell.

• They are able to perform all necessary functions within one cell. 

• They do not need to perform more than one function to survive.

• They can't survive without other cells.

Tags

NGSS.MS-LS1-2

True or False:

Single-celled organisms are able to live as one cell, and multi-celled organisms need many cells to live because each cell has specialized job.

• True

• False

Tags

NGSS.MS-LS1-1

What is the difference between multi-celled and single-celled’s organisms?

• Single-celled organisms are “simple” and multi-celled organisms are “crazy.”

• Single-celled organisms are “super” and multi-celled organisms are “complex.”

• Single-celled organisms are “simple” and multi-celled organisms are “complex.”

Tags

NGSS.MS-LS1-1

Which statement would most likely be found in an article about multi-celled organisms like plants?

• Plants have a simple structure.

• Plants contain only one cell that performs all functions.

• Plants do not need to eat, remove waste, or reproduce.

• Plants contain many specialized cells that perform different functions.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

Organ systems combine to form...

• cells

• tissues

• organs

• organisms

The basic structural and functional unit of all organisms.

• Cell

• Cell Membrane

• Cell Wall

• Organelle

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2