Bio Air Review #5

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

• the mitochondria
• the vacuoles
• 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

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

• prokaryotes
• eukaryotes
• bacteria
• protists

Which of the following is a characteristic of both eukaryotic and prokaryotic cells?

• contains ribosomes

• contains a nucleus

• contains several membrane bound organelles

What kind of cell is in the diagram?

• Eukaryotic

• Prokaryotic

The main difference between prokaryotic and eukaryotic cells? 

• Prokaryotic cells have a cell membrane but eukaryotic cells do not.
• Eukaryotic cells contain DNA in a nucleus while prokaryotic cells do not.
• Eukaryotic cells have flagella but prokaryotic cells do not.
• Prokaryotic cells contain membrane-bound ribosomes while eukaryotic cells do not. 

Which form of transport is being shown in the diagram.

• diffusion
• osmosis
• facilitated diffusion
• active transport

Cells use energy to move materials across a membrane (low to high concentration).

• Active transport
• Passive transport
• Diffusion
• Osmosis

Which type of active transport uses a vesicle to allow a large molecule to exit the cell?

• Endocytosis

• Exocytosis

A type of active transport that brings particles into a cell when the cell membrane encloses a particle to make a vesicle

• Diffusion
• Passive Transport
• Active Transport
• Endocytosis