A Competitive Market Is in Equilibrium

question 332

Multiple Choice

A competitive market is in equilibrium.Then there is an increase in demand and an increase in supply.The equilibrium price ________,and the equilibrium quantity ________.

• A) rises; increases
• B) perhaps changes but we can't say if it rises, falls, or stays the same; does not change
• C) falls; increases
• D) perhaps changes but we can't say if it rises, falls, or stays the same; increases
• E) falls; perhaps changes but we can't say if it increases, decreases, or stays the same

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Definitions:

Turgor Pressure

(turgor) Hydrostatic pressure that develops within a walled cell and presses outward against the plasma membrane.

Hypotonic Solution

A solution that has a lower concentration of solutes compared to another solution, causing water to move into the cell in osmosis.

Net Movement

The overall transfer or migration of substances, such as molecules or ions, from an area of higher concentration to an area of lower concentration, often referring to processes like diffusion.

Sodium-potassium Pumps

Cellular membrane proteins that actively transport sodium out of and potassium into cells, essential for maintaining cell volume and resting membrane potential.