Cells and Living Systems

Which level of organization is the smallest and simplest?

• Cell

• Tissue

• Organ

• Organ System

• Organisms

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

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

What is a group of cells that are alike and work together?

• a cell team

• a tissue

• a cell family

Tags

NGSS.MS-LS1-3

NGSS.MS-LS1-1

 What is a tissue?

• A group of similar cells working together.

•  A group of similar organs working together.

• A specific structure inside of an organism.

• The largest structure in a eukaryotic organism.

Tags

NGSS.MS-LS1-3

Cells combine to form...

• tissue

• organs

• organ systems

• organisms

Tags

NGSS.MS-LS1-3

NGSS.MS-LS1-1

Which level of organization is the largest and most complex?

• Cell

• Tissue

• Organ

• Organ System

• Organism

Group of organs with similar functions.

• Organism

• Cell

• Organ

• System

Tags

NGSS.MS-LS1-3

Use this diagram of living systems to answer this question. Which figure is 4?

• an organ

• an organ complex

• an organ group

• an organ system

Tags

NGSS.MS-LS1-3

This picture represents which of the levels of organization?

• organism

• organ system

• organ

• tissue