Homeostasis Cell Transport

Osmosis is the movement of _____ across a membrane from high to low concentration.

• food

• energy

• oxygen

• water

This picture represents what type of cell transport?

• endocytosis
• exocytosis
• osmosis
• passive transport

True or False. This picture show cell transport that does NOT require energy.

• True

• False

This picture represents which type of cellular transport?

• passive transport
• endocytosis
• exocytosis
• osmosis

Which is true about all forms of active transport?

• requires energy

• does not require energy

• moves substances with the concentration gradient

• moves material from high to low concentration

The concentration of water is higher in the soil than in plant root cells. Water moves into root cells by the process called ________. 

• Facilitated Diffusion
• Simple Diffusion
• Active Transport
• Osmosis

Molecules diffusing WITH the concentration gradient through a protein channel is called ________.

• Facilitated Diffusion

• Simple Diffusion

• Active Transport

• Osmosis

Due to the higher concentration of oxygen in the air compared to your blood, oxygen goes from the lungs into red blood cells by....

• Facilitated Diffusion

• Simple Diffusion

• Active Transport

• Osmosis

In a nerve cell, ATP energy is used to pump sodium (Na) out of the cell and potassium (K) into the cell AGAINST the concentration gradient. This is an example of...

• Facilitated Diffusion
• Simple Diffusion
• Active Transport
• Osmosis

The diagram shows the beginning of an experiment. Which substance will NOT be able to diffuse through the bag's membrane?

• water

• starch

• iodine

• glucose