Rain Falling in the Northeastern U

question 22

Multiple Choice

Rain falling in the northeastern U.S.has a pH between 5.0 and 4.0.Normally,rainwater has a pH of about 5.6.Which of the following statements is not correct?

• A)The pH of the rainwater has changed from neutral to acidic.
• B)The pH of the rainwater has become more acidic.
• C)The hydrogen ion (H⁺)content of the rainwater has increased.
• D)The proportion of hydroxide ions (OH^-)in the rainwater has declined.
• E)The rainwater with a pH of 4.0 is ten times more acidic than the rainwater with a pH of 5.0.

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Definitions:

Urine

A liquid waste product that is produced by the kidneys and expelled from the body through the urethra.

Renal Corpuscle

The renal corpuscle is a key structure in the kidney, involved in blood filtration, consisting of the glomerulus and Bowman's capsule.

Afferent Arteriole

A small artery that leads toward the capillaries in the glomerulus of the kidney, playing a key role in filtration of the blood.

Podocyte

Highly specialized cells in the kidney that wrap around the capillaries of the glomerulus, playing a key role in the filtration of blood to form urine.