Unit 9 Test Review

Which of the following is the smallest unit of life that can carry out all life functions?

• the mitochondria

• the atoms

• the nucleus

• the cell

Which structures are found in every living cell?

• cell membrane and cytoplasm

• chloroplasts and mitochondria

• a cell wall and nucleus

• chloroplasts and cell wall

What is the function of a cell wall?

• to protect and support the cell
• to perform different functions in each cell
• to prevent water from passing through it
• to prevent oxygen from entering the cell

Tags

NGSS.MS-LS1-2

Cells with a nucleus and membrane-bound organelles are called ____________________.

• prokaryotes
• eukaryotes
• bacteria
• protists

The basic unit of structure and function in a living things.

• chloroplast
• nucleus
• cell
• cell membrane

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

All bacteria are...

• prokaryotic and mulitcellular

• eukaryotic and multicellullar

• prokaryotic and unicellular

• eukaryotic and unicellular

prokaryotic means

• no nucleus

• has a nucleus

eukaryotic means

• no nucleus

• has a nucleus

Extreme heat loving, prokaryotic organisms are classified as

• Eukarya

• Bacteria

• Archaea

Organisms that make their own food

• decomposers

• autotrophs

• heterotrophs