Levels of Biological Organization

Which of the following differentiates organs from tissues?

• Organs and tissues are made up of cells.

• Organs and tissues make up an organ system.

• Organs make up organ systems; cells make up tissues.

• Organs make up organ systems; tissues make up organs.

The organ systems of plants consist of the root and shoot systems. Why is it important for these organ systems to work together?

• To grow and survive

• To avoid pests and other animals

• To avoid floods and strong winds

• To survive droughts and earthquakes

Tags

NGSS.MS-LS2-1

What level of biological organization is made up of a group of similar cells that perform a specific function?

• Organ

• Organism

• System

• Tissue

What is formed by a group of cells and tissues that work together to carry out a specific function?

• Cell

• Organism

• Organ

• Organ System

Tags

NGSS.MS-LS1-3

At which smallest level of organization in an organism can the characteristics of life be carried out?

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

To which level of biological organization does the picture belong?

Tags

NGSS.MS-LS1-3

Which is the correct sequence – from the lowest to highest – of the levels of organization in an organism?

• Cells => Tissues => Organs => Organ systems =>

  Organisms => Population => Community => Ecosystem =>

  Biosphere

• Cells => Tissues => Organs => Organ systems => Organisms=> Community => Population => Ecosystem =>Biosphere

• Cells => Organs => Tissues => Organ systems => Organisms => Population => Community => Ecosystem => Biosphere

• Cells => Tissues => Organs systems => Organ => Organisms => Population => Community => Ecosystem =>

  Biosphere

Which of the following units is the highest level of biological system?

Which of the following statements is TRUE?

• Groups of organs working together are called cells.

• Groups of cells working together are called tissues.

• Groups of organs working together are called organisms.

• Groups of tissues working together are called organ systems.

How do you call the collection of organisms that belong to different populations but all live in the same area and interact with one another?

• Biosphere

• Community

• Ecosphere

• Population