Introduction to Biology Unit Review

All living things share which of the following characteristics? Select all that apply.

• Show emotions

• Reproduce

• Grow & Mature

• Respond to stimulus

__________ organisms are made up of only one cell.

• All

• Multicellular

• Unicellular

• Big

Gravity, light, sound, & hunger are examples of __________ to which living things respond.

• responses

• homeostasis

• stimuli

• chemical reactions

DNA is found in _______ living things.

• some

• a few

• all

In asexual reproduction, DNA is passed to offspring from ___________.

• Both parents

• One parent

Which group of organisms includes only multicellular heterotrophs?

• protists

• bacteria

• plants

• animals

Which is the broadest classification level?

• family

• domain

• phylum

• species

What is taxonomy?

• the scientific study of how living things are classified

• the name of Aristotle's classification system

• the process used by geologists to classify rocks

• the process of observing an organism's behavior

An organism's scientific name consists of

• its class name and its family name.

• its kingdom name and its phylum name.

• its genus name and its species name.

• its phylum name and its species name.

A plant grows toward the light. The plant's action is an example of

• reproduction.

• a response.

• a stimulus.

• development.