Levels of Organization in Plants & Animals

What is the largest, most complex level of organization in living things?

• Cell
• Tissue
• Organ
• Organism

The nervous system is an organism.

• True

• False

Tags

NGSS.MS-LS1-3

Which is an example of an organ?

• Heart
• Blood
• Cell
• Protein

What are organs made of?

• Tissues

• Bones
• Blood
• Muscles

Organs are made up of tissues that perform a specific function.

• True

• False

The correct order of levels from lowest to highest is...

• organs, tissues, cells, organism, organ system

• organism, organ system, organ, tissue, cells

• cells, tissues, organ, organ systems, organism

• cells, organs, tissues, organism, organ systems

Organ systems are made up of multiple organs working together to perform a function or job.

• True

• False

Organism is the smallest, most simple level of organization.

• True

• False

Which is not an example of an organism?

• Human
• Dog
• Sunflower

• Rock

Tags

NGSS.MS-LS1-1

The correct order from largest/most complex to smallest/most simple is...

• cells, tissues, organ systems, organism, organs

• cells, tissues, organ, organ systems, organism

• organisms, organ, organ systems, cells, tissues

• organisms, organ system, organs, tissue, cells