Cell Theory & Levels of Organization

A group of tissues that perform a similar function is called_____. (Examples include the heart, lungs or stomach)

• cells
• tissues
• organs
• organ system

Who looked at cork and named the cell?

• Robert Hooke
• Van Leeuwenhoek
• Robert Brown
• Francesco Redi

The cell is the building block of all living things.

• True
• False

This is a example of ........

• cell
• organ system
• organ
• tissue

This is a example of ........

• cell
• tissue
• organ 
• organ system

When many organ systems work together, they can form a(n) ____

• organ
• cells
• organ system
• organism 

When an organism is made up of more than one cell it is called ____________.

• unicellular

• organelle

• multicellular

• organism

Cells are often called "the ____ of life."

• bread
• road map
• building blocks
• meaning

The ___________ is the basic unit of life

• organ
• cell
• atom
• tissue

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

• cells

• tissue

• organ

• organ system