cell dichotomous key and classification test review

What are the levels of classification in order from smallest to most complex?

• Cell, muli-cellular, organ, organ system

• Single cell, multi- cellular, tissue, organ

• Larger size, longer life, specialized cells, organs

• cell, tissue, organ, organ system

What is the most basic unit of all living things?

• cell

• structure

• tissue

• organ

Only plants have a ______.

• cell wall

• cell membrane

• nucleus

• lysosome

An organ is _______.

• group of cells that work together to perform a specific function

• A group of tissues that belong to different systems

• A group of tissues that work together to perform a specific function

• A body structure, such as muscles or lungs

A ________ is the arrangement of parts in an organism or an object.

• structure

• function

• organ

• cell

Animals have 4 basic types of tissues, which of the following is NOT one of those tissues?

• nervous

• epithelial

• muscular

• skeletal

Together, the esophagus, stomach, and intestines are part of a ________.

• cell

• tissue

• organ

• organ system

True/ False: A leaf is an example of a plant organ.

• true

• false

True or false: A plant is a unicellular organism.

• true

• false

A scientific name is written in which way:

• domain kingdom

• genus species

• family genus

• class species