Characteristics of Life

A plant growing towards the light is an example of 

• reproduction.
• responding to a stimuli.
• metabolism.
• homeostasis.

A maggot changing into a fly is an example of 

• reproduction.
• growth and development.
• homeostasis.
• evolution.

The maintenance of an organism’s internal environment is called:

• compensating
• homeostasis
• balancing
• routine

The "cause" for something to happen is the

• response
• effect
• stimulus
• homeostasis

What is an adaptation?

• A feature or behavior that helps an animal survive.
• The food that an animal eats.
• How energy moves in a food web.
• How animals evolve throughout time.

Green plants produce their own food through the process of photosynthesis.

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

An amoeba is a unicellular organism. Which characteristic of life is this?

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

A cactus shows all of the following characteristics EXCEPT ____________. 

• need water
• growth 
• movement
• respond to environment 

What is the main source of energy on Earth?

• stars
• moon
• water
• sun

The dismissal bell rings and you pack up your belongings. In this scenario, what is the stimulus?

• The bell ringing
• You packing up your belongings
• More information is needed