Unit 1 & 2 Review

What is it called when a bunch of cells comes together to perform a specific function?

• Tissue

• Cell

• Molecule

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

When a group of organs work together to perform a particular function they create a/an

• organ system
• organism
• tissue
• organ

The smallest level of organization of life in an organism

• tissue
• cell
• organ
• organ system

The basic unit of structure and function in the human body is the....

• organ
• organ system
• cell
• tissue

Tissue that works together to perform a function

• organ
• cell
• organ system
• organism

The heart contains different types of tissue. What level is the heart?

• cell
• organ system
• organ
• tissue

This is a example of........ 

• organ system
• cells
• organ
• tissue

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

Which of the following statements is not part of the cell theory?

• Cells are the basic unit of structure and function in all living things.
• All cells are produced from other cells.
• Only animal cells are composed of cells.
• All living things are composed of cells.