Cell Membrane Transport Quiz

What is the primary function of a cell membrane in terms of transport?

• To produce energy for the cell

• To control what enters and exits the cell

• To provide structural support

• To store genetic information

Which of the following is NOT a type of passive transport?

• Diffusion

• Facilitated diffusion

• Osmosis

• Endocytosis

What factor does NOT affect the rate of diffusion?

• Concentration gradient

• Size of the molecules

• Temperature

• Color of the molecules

In osmosis, water moves from an area of _____ to an area of _____.

• low solute concentration; high solute concentration

• high solute concentration; low solute concentration

• high water potential; low water potential

• low water potential; high water potential

What happens to animal cells in a hypertonic solution?

• They burst

• They shrink

• They remain unchanged

• They become turgid

Which process requires energy to move substances against their concentration gradient?

• Osmosis

• Facilitated diffusion

• Diffusion

• Active transport

What is the role of ATP in active transport?

• It provides energy for the transport process

• It serves as a solute

• It acts as a channel protein

• It forms the cell membrane

Which of the following is an example of active transport?

• Osmosis

• Sodium-potassium pump

• Facilitated diffusion

• Endocytosis

What is the main difference between phagocytosis and pinocytosis?

• Phagocytosis involves liquids, pinocytosis involves solids

• Phagocytosis involves solids, pinocytosis involves liquids

• Both involve the same type of material

• Neither involves the cell membrane

Which process is responsible for the secretion of hormones from cells?

• Endocytosis

• Facilitated diffusion

• Osmosis

• Exocytosis