Levels of Organization

Which picture represents an organ?

• A

• B

• C

• D

A group of organs that works together to perform a similar function represents which picture?

• A

• B

• C

• D

Tags

NGSS.MS-LS1-3

Why are cells considered to be the basic unit of structure and function in all organisms?

• Cells come from preexisting cells.

• Cells can perform all life processes.

• All living things are made of cells

• Cells are found in all living things

Tags

NGSS.MS-LS1-1

Which of the following is the LARGEST and MOST complex level of organization in the body?

• Cell

• Tissue

• Organ

• Organ System

The liver is a dark red structure in the human body that releases bile and hormones. At what level of organization is the liver?

• Cell

• Tissue

• Organ

• Organ System

How does an organ system differ from an organ?

• A system is more complex and contains several organs

• A system is not made up of cells like an organ is.

• A system is only found in very large organisms.

• A system is just one part of an organ.

Tags

NGSS.MS-LS1-3

The most basic unit of organization in animals is the

• Cell

• Tissue

• Organ

• Organ System

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which sequence BEST describes the levels of organization from simplest to most complex?

• Organism, Organ, Tissue, Cell

• Cell, Tissue, Organ, Organ System

• Cell, Organ, Tissue, Organ System

• Organism, Cell, Organ System, Organ

Tags

NGSS.HS-LS1-2

The cells in a multicellular organism are specialized to perform a particular function. A group of related cells that work together make up _____.

• An organism

• An organ system

• An organ

• A tissue

Tags

NGSS.MS-LS1-3

Justin has learned that the brain, spinal cord, and peripheral nerves work together. What do they combine to form?

• A cell

• A tissue

• An organ

• An organ system

Tags

NGSS.MS-LS1-3