Levels of Organization

Which example below is the most complex part of a multicellular organism?

• Respiratory system

• Red blood cell

• Large intestine

• Connective tissue

Tags

NGSS.MS-LS1-3

The brain, spinal cord, and nerves are all organs that work together to send messages throughout the body, which is an example of ---

• an organ system.

• an organ.

• a cell.

• an organelle.

Tags

NGSS.MS-LS1-3

The brain is composed, or made of, many different types of cells and tissue. What level of organization is the brain?

• Organ system

• Organ

• Cell

• Tissue

Tags

NGSS.MS-LS1-3

A group of cells works together to connect and support various parts of the body. This group of cells can be called a ---

• an organ.

• an organism.

• an organ system.

• a tissue.

Tags

NGSS.MS-LS1-3

The respiratory system includes the lungs. What level of body organization are the lungs?

• Tissue

• Organ

• Cell

• Organ system

The most basic level of human organization is ---

• an organism.

• an organ.

• a cell.

• a tissue.

Tags

NGSS.MS-LS1-1

A group of related tissues that work together to perform a function make up ---

• an organ system.

• an organism.

• an organ.

• a cell.

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

• an organ system

• a tissue

• a cell

• an organ

Tags

NGSS.MS-LS1-3

NGSS.MS-LS1-1

A group of tissues that work together is a(n) ---

• cell.

• organ.

• organ system.

• organism.

Tags

NGSS.MS-LS1-3

Organs that work together are part of a(n) ---

• cells.

• tissue.

• organ system.

• organ.

Tags

NGSS.MS-LS1-3