LESSON 1

Which of the following use energy, grow, reproduce, and respond to their environment?

• All living things
• only animals
• only plants
• all nonliving things

A process where an organism becomes larger (bigger in size)

• Growth

• Development

• Stimulus

• Response

Read the following statement and choose which characteristic of living things it describes. Birds mate and the female bird then lays eggs.

• Obtain and Use Resources

• Respond to a Stimulus

• Grow and Develop

• Reproduce

All organisms have this in common.

• They are made of cells
• They need light 
• They cannot live in water
• They are nonliving

What is the scientific term for maintaining a constant internal environment?

• biological balance
• homeostasis
• internal regulation
• xenobiographic balance

What characteristic of life is being demonstrated?

• All living things evolve.
• All living things are made of cells.
• All living things reproduce.
• All living things require and use energy.

Which of the following is NOT a characteristic of all living things?

• growth and development
• ability to move
• response to the environment
• ability to reproduce

Bacteria are ---.

• multicellular

• specialized

• unicellular

• autotrophs

Which is are characteristics of a living thing?

• Made of one or more cells

• Adapts and evolves

• Responds to stimuli in the environment

• Requires a host

Living things need --- to survive.

• DNA

• a genetic code

• evolution

• energy