Levels of Organization

What is the lowest level of organization listed?

• Tissue
• Cell
• Organism
• Bone

Biological organization is a way to organize

• Everything in science
• Concepts in life science from simplest to most complex
• Several concepts in a way that looks cool
• Life concepts from newest to oldest

An example of a tissue is 

• Kleenex
• Heart
• Kidney
• Blood

Which of the following are listed in the correct order?

• Cells- Tissues- Organs- Organ Systems
• Cells-Organs-Tissues- Organ Systems
• Organs-Organisms-Animals-World
• Cells- Organs- Organisms- Tissues

Which of the following is an example of an organ system?

• A heart and brain
• A lung
• Hair
• A skeleton

Which of the following is the definition of an ecosystem?

• A group of several communities living together in the same physical  envrionment
• Several populations living together
• The whole earth and all the living things in it
• Dogs and cats living together in harmony

Which of the following is the definition of a population?

• A group of animals and the nonliving things in its environment
• A group of organisms that are of the same species and living within the same environment
• A group of cats and dogs living at my neighbor's house
• All of the organisms living on the earth

How many biospheres are there on earth?

• 1
• 3
• 2
• 7