Unit 1 Test Review

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

• growth and development

• response to the environment

• ability to move

• ability to reproduce

Which of the following characteristics of living things best explains why some North American birds fly south for the winter?

• Living things respond to their environment.

• Living things maintain internal balance.

• Living things are made up of units called cells.

• Living things are based on a universal genetic code.

Choose of of the following characteristics of living things that best describes when an organism gets bigger (grows or increases in size) and becomes more complex or specialized?

• Cells are the basis of life.

• Evolution

• Growth and Development

• Information and Heredity

The process by which organisms keep everything internally stable is called...

• evolution

• homeostasis

• metabolism

• photosynthesis

A signal or trigger in which an organism responds is called

• Homeostasis

• Metabolism

• Cell specialization

• Stimulus

When a baby kitten becomes an adult cat, this is an example of...

• Use of matter and energy

• Growth and development

• Response to stimuli

• Having cells

Living things are based on a universal genetic code. What molecule is responsible for that code?

• RNA

• DNA

• Proteins

• Lipids

An __________ is defined as any living thing that exhibits all 8 characteristics of life.

• organism
• cell
• tissue
• human

A new thing is discovered. It exhibits 7/8 of the characteristics of life. Is it an organism?

• Yes

• No

The branch of biology dealing with interactions among organisms and between organisms and their environment is called

• economy

• modeling

• recyling

• ecology