CNN10 Quiz - May 20, 2025

What is the name of the lake mentioned as the deepest in the United States?

• Lake Michigan

• Crater Lake

• Lake Superior

• Lake Tahoe

In which state is Crater Lake located?

• Nevada

• California

• Oregon

• Washington

What is the maximum depth of Crater Lake?

• 1,949 feet

• 2,000 feet

• 1,500 feet

• 1,800 feet

What natural event led to the formation of Crater Lake?

• Earthquake

• Volcanic eruption

• Glacial movement

• Flood

Which island is the largest volcanic cinder cone in Crater Lake?

• Wizard Island

• Treasure Island

• Phantom Ship

• Devil's Island

What is the primary characteristic of Crater Lake's water?

• Clear blue

• Greenish

• Muddy

• Red

What major medical advancement is discussed in the text?

• Cancer treatment

• Diabetes cure

• Heart disease vaccine

• Alzheimer's blood test

What age group is the new Alzheimer's blood test approved for?

• 55 and older

• 50 and older

• 45 and older

• 60 and older

What does the Alzheimer's blood test measure in blood plasma?

• Two proteins

• Blood pressure

• Cholesterol

• Glucose levels

What is a hallmark of Alzheimer's disease that the test can signal?

• Increased heart rate

• Low iron levels

• Amaloid plaque buildup

• High blood sugar