Biological Levels of Organization

Which level of organization is the most complex?

• organism
• population
• community
• ecosystem

Multiple organisms of the same species describes a

• organism
• population
• community
• ecosystem

Tags

NGSS.HS-LS2-2

A forest full of many kinds of trees and grasses is an example of a

• group
• organism
• population
• community

Tags

NGSS.HS-LS2-6

What do ecosystems have that the other three levels of organization do not have?

• living things
• biotic factors
• abiotic factors
• organisms

Tags

NGSS.MS-LS2-3

Which is an example of an ecosystem?

• Jungle animals
• forest plants
• The tundra
• Savanna temperatures

Which is an example of a population?

• different kinds of bacteria
• A group of fish and sharks
• deer, bear, and rabbits
• A herd of cattle

Which is the definition of a community

• multiple organisms of the same species
• all the living and nonliving things in an area
• a living thing
• multiple organisms of different species

Tags

NGSS.HS-LS2-8

The basic unit of structure and function for the body.

• cell
• atom
• organelle
• nucleus

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

A structure made up of different types of tissue and performs a specific job.

• cells

• tissue

• organ

• organ system

Tags

NGSS.HS-LS1-2

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

• a.  Organism, cell, tissue, organ, organ system
• a.  Organ system, organ, tissue, cell, organism
• a.  Cell, tissue, organ, organ system, organism
• a.  Cell, organ, tissue, organ, organism, organ system

Tags

NGSS.HS-LS1-2