Ch. 7 L. 4 Cellular Transport Review

Ch. 7 L. 4 Cellular Transport Review

By D Olg

Multiple Choice

If the question asks about Osmosis, I will look for an answer about?

• Particles
• Salt
• Sugar
• Water

Multiple Choice

Give three examples of passive transport.

• diffusion, osmosis, phagocytosis

• facilitated diffusion, molecular pumps, osmosis

• osmosis, facilitated diffusion, diffusion

• exocytosis, molecular pumps, pinocytosis

Multiple Choice

Diffusion is the movement of particles

• from low to high concentration
• from  high to low concentration
• from equilibrium to areas of high concentration
• all of the above

Multiple Choice

Our cell membrane only lets certain substance in and out of the cell.  This is called?

• Semi-Selectively Permeable
• Perforated
• Non-conductive
• Permeable

Multiple Choice

What are two types of passive transport?

• endo and exocytosis 
• cookies and milk
• active and passive 
• Osmosis and diffusion

Multiple Choice

A solute traveling DOWN its concentration gradient using a protein channel does this by ________ diffusion.

• Facilitated
• Active
• Osmosis
• Endocytosis

Multiple Choice

My cells are Shriveled!    What state are my cells in?

• Hypertonic
• Hypotonic
• Isotonic
• Diffusion 

Multiple Choice

My cells are in an Isotonic solution, and are in a constant internal environment.  What is this called?

• Homeostasis
• Respiration
• Evolution
• Diffusion

Multiple Choice

A person with swollen gums rinses his mouth with warm salt water, and the swelling decreases.  What has occurred?

• The water in his gums moved from high to low concentration
• The water in his gums moved from low to high concentration

Multiple Choice

Which way is the water moving in this cell?

• Water will move out of the cell
• Water will move into the cell

Multiple Choice

Placing a cell in an isotonic solution causes the cell to

• shrink
• swell
• stay the same

Multiple Choice

Placing a cell containing 10% salt  into a solution containing 15% salt will cause the cell to

• shrink
•  swell
• stay the same

Multiple Choice

Placing a cell containing 10% salt into a solution containing 7% salt will cause the cell to 

• shrink
• swell
• stay the same

Multiple Choice

Which way is the water moving in this cell?

• The water level will increase on the right side
• The water level will increase on the left side
• The water level on both sides will increase
• The water level on both sides will decrease

Multiple Choice

When there is the same concentration of solute molecules outside the cell as inside.

• Hypotonic
• Hypertonic
• Isotonic
• Homeostasis

Multiple Choice

Which way is the water moving in this cell?

• Water will move out of the cell
• Water will move into the cell

Multiple Choice

The sodium-potassium pump usually pumps

• only potassium ions and sugar molecules
• potassium ions out of the cell
• sodium ions into the cell
•  potassium ions into the cell

Multiple Choice

Why does the sodium potassium pump require energy?

• It's moving molecules against their concentration gradients
• It's moving molecules with their concentration gradient
• It doesn't

Multiple Choice

The sodium potassium pump usually pumps

• potassium out of the cell 
• sodium out of the cell 
• sodium into the cell 
• both potassium and sodium into the cell 

Multiple Choice

The active transport of small molecules or ions across a cell membrane is generally carried out by transport proteins, or __________ that are found in the membrane itself. 

• protein pumps
• channel proteins
• lipids
• carbohydrates

Multiple Choice

What means of particle transport requires energy?

• passive
• active
• facilitated
• osmosis

Multiple Choice

Glucose is not able to pass through a semi-permeable cell membrane. If the cells need sugar to make ATP and carry out cellular processes, how does the sugar get into the cell? 

• passive transport by diffusion
• active transport using ATP and carrier proteins
• passive transport by osmosis
• phagocytosis

Multiple Choice

Cells need to bring in molecules to carry out cellular processes. Often, this requires moving the molecules across the cell membrane against the concentration gradient. How do these molecules get into the cell?

• passive transport by diffusion
• active transport using ATP
• Passive transport by Osmosis
• Phagocytosis

Multiple Choice

Examine the diagram below. The process illustrated by the neurotransmitter leaving the sending neuron is called

• endocytosis
• exocytosis
• passive transport
• active transport

Multiple Choice

A small membrane sac used to transport substances into or out of the cell are called _________.

• ventriole
• vesicle
• lysosome
• vacuole

Multiple Choice

What are 3 types of active transport?

• Riding a bike, Running through the mountains, walking on the beach
• Osmosis, Diffusion, Facilitated Diffusion
• Sodium/potassium Pump, Endocytosis, Exocytosis
• Throwing a ball, Playing tennis, driving a car

Multiple Choice

____ is the molecule that provides energy for active transport.

• DNA
• ADP
• ATP
• RNA

Multiple Choice

Engulfs large molecules and moves them inside the membrane.
Uses energy.

• exocytosis
• endocytosis
• protein channel 
• diffusion

Multiple Choice

Engulfing a large substance from the inside of the cell to move it outside of the cell. 
Uses energy. 

• exocytosis
• endocytosis
• photosynthesis
• diffusion

Multiple Choice

What does it mean if molecules are moving down the concentration gradient?

• They are moving from an area of high concentration to an area of low concentration.
• They are moving from an area of low concentration to an area of high concentration.

Multiple Choice

What organelle makes the energy needed to perform active transport?

• chloroplast
• mitochondria
• Active transport does not require energy
• nucleus

Multiple Choice

What type type of transport is shown in the image?

• active transport because particles are moving from low concentration to high concentration

• passive transport because particles are moving from high concentration to low concentration

• active transport because particles are moving from high concentration to low concentration

• passive transport because particles are moving from low concentration to high concentration

Multiple Choice

What type of transport is shown in the image?

• Active transport because particles are moving from high concentration to low concentration

• Active transport because particles are moving from low concentration to high concentration

• Passive transport because particles are moving from high concentration to low concentration

• Passive transport because particles are moving from low concentration to high concentration

Multiple Choice

Which of the following is NOT true of exocytosis?

• results in hormone secretion

• does not require energy input

• allows waste matter to be expelled

• occurs at the plasma membrane

Multiple Choice

An animal cell was placed in a hypotonic solution. What happened to the cell?

• osmosis was prevented in the cell

• osmosis caused the cell to shrivel

• osmotic pressure caused the cell to rupture

• the cell was damaged by bacteria

Open Ended

Why does misting fruit and vegetables with water help them look fresh?