Ch 1 Bio

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

A plant growing towards a light source is an example of which of the following?

• attracting a mate

• destroying infectious germs

• responding to a stimuli

• obtaining moisture from the air

Infants will often smile when they hear a parent’s voice. In this situation, the parent’s voice is considered

• stimulus

• response

• adaptation

• resource

Identify all of the following that are nonliving.

• Rock

• Oxygen

• Bacteria

• Battery

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

Which of the following is an example of homeostasis?

• adapting to your environment

• maintaining an appropriate respiration rate

• the sum of all of your chemical reactions

• being composed of more than one cell

Which characteristic of living things is represented in the picture?

• Share similar chemicals

• Grows and develops

• Responds to stimuli

• Evolves (as a population)

A squirrel and an oak tree are both examples of individual

• genes

• organisms

• cells

• ecosystem

Life’s basic unit of structure and function is the

• gene

• cell

• species

• organ