EALS 2ND QUARTER

Mainly the fossils are found on sedimentary rocks. What type of rocks are

stromatolites?

• igneous

• metamorphic

• sedimentary

• trilobites

The gradual change of living organisms over long periods of time is called _______.

• Adaptation

• Mutation

• Evolution

• Natural selection

Organisms that do not have a nucleus or membrane-bound organelles are called:

• Eukaryotes

• Multicellular organisms

• Prokaryotes

• Protists

Cells that have a true nucleus and membrane-bound organelles are called:

• Prokaryotes

• Eukaryotes

• Viruses

• Bacteria

The basic unit of life in all living things is the:

• Atom

• Molecule

• Cell

• Organ

The basic unit of structure and function in all living things is the:

• Tissue

• Organ

• Cell

• Organism

2. A group of similar cells that work together to perform a specific function is called a:

• Tissue

• Organ

• Organ System

• Population

A structure made up of different tissues working together to perform a certain function is an:

• Organ

• Organism

• Organ System

• Population

A group of organs that work together to perform major body functions is called an:

• Tissue

• Organ System

• Population

• Community

A single living thing that can carry out all life processes is called an:

• Organism

• Organ

• Organ System

• Tissue