Characteristics of Organisms/Biological Organization

All living organisms are made up of ____.

• Cells
• Bacteria
• Organs
• Tissue

Which of the following is a term used to describe all the chemical reactions that take place in a living thing?

• respiration
• mutations
• homeostasis
• metabolism

Identify all of the following that are living.

• Volcano

• Tree

• Sun

• Fungus

Identify all of the following that are nonliving.

• Rock

• Oxygen

• Bacteria

• Battery

The basic unit of life is called a (n)

• atom
• compound
• cell
• energy

Which of the following characteristics of living things best explains why your legs and arms get longer and stronger as you get older? 

• living things respond to their environment
• living things maintain internal balance
• living things are made of cells
• living things grow and develop

In all of our cells there is DNA. Which characteristic of life does this fact best describe?

• living things respond
• living things maintain internal balance
• living things are based on a universal genetic code
• living things grow and develop

When you step out into the cold, your body shivers in order to keep its temperature at 98.6F.

• All living things use energy
• All living things contain cells
• All living things maintain homeostasis
• All living things grow

A camel has eyelashes that work to keep the dust and sand out of its eyes.

• All living things adapt to their environment
• All living things grow
• All living things have cells
• All living things use energy

YOU are a multi-celled organism but an amoeba is a single celled organism.

• All living things have cells
• All living things grow
• All living things use energy
• All living things respond to their environment