Cells Pop Quiz

Which of the following statements explains why the nucleus is important to cells?

• Only eukaryotes have nuclei.
• Only prokaryotes have nuclei.
• The nucleus contains coded instructions for making proteins.
• The nucleus is surrounded by a nuclear envelope.

Which structure makes proteins using coded instructions that come from the nucleus?

• Golgi apparatus
• mitochondrion
• vacuole
• ribosome

Which organelle converts the chemical energy stored in food into compounds that are more convenient for the cell to use?

• chloroplast
• Golgi apparatus
• endoplasmic reticulum
• mitochondrion

Which organelle would you expect to find in plant cells but not animal cells?

• mitochondrion
• ribosome
• chloroplast
• smooth endoplasmic reticulum

Which of the following is a function of the cell membrane?

• breaks down lipids, carbohydrates, and proteins from foods
• stores water, salt, proteins, and carbohydrates
• keeps the cell wall in place
• regulates which materials enter and leave the cell

The cell membrane contains channels and pumps that help move materials from one side to the other. What are these channels and pumps made of?

• carbohydrates
• lipids
• bilipids
• proteins

When the concentration of molecules on both sides of a membrane is the same, the molecules will

• move across the membrane to the outside of the cell.
• stop moving across the membrane.
• move across the membrane in both directions.
• move across the membrane to the inside of the cell.

Which means of particle transport requires input of energy from the cell?

• diffusion
• osmosis
• facilitated diffusion
• active transport

Which of the following is NOT a true statement about ATP?

• ATP consists of adenine, and phosphate.
• ADP forms when ATP releases energy.
• ATP provides energy for the mechanical functions of cells.
• Used ATP is discarded by the cell as waste.

Photosynthesis uses sunlight to convert water and carbon dioxide into

• oxygen.
• high-energy sugars and starches.
• ATP and oxygen.
• oxygen and high-energy sugars and starches.