Geography Quiz: Understanding Closed and Endorheic Lakes

What is a closed lake?

• A lake that drains into an ocean

• A man-made water body

• A lake that does not drain into an ocean or river

• A lake with unrestricted water flow

What does the term 'endorheic' mean in relation to lakes?

• Lakes that are artificially created

• Lakes that do not have an outflow to seas or rivers

• Lakes with high biodiversity

• Lakes used primarily for industrial purposes

Which is the largest closed lake in the world?

• Lake Superior

• Lake Victoria

• Lake Tanganyika

• Caspian Sea

What typically causes closed lakes to be more saline?

• Water inflow without comparable outflow

• Increased freshwater sources

• Lower rates of evaporation

• Higher rates of precipitation

Where is Siling Lake located?

• Northern Siberian Plains, Russia

• Northeastern Tibetan Plateau, China

• Southern Alps, New Zealand

• Central Sahara Desert, Africa

What is the altitude of Siling Lake?

• Approximately 5,000 meters

• Approximately 2,800 meters

• Approximately 4,530 meters

• Approximately 3,500 meters

What type of lake is Lake Van in Turkey?

• Artificial lake

• Glacial lake

• Soda or alkaline lake

• Freshwater lake

What is the pH level of Lake Van?

• pH 12

• pH 10

• pH 8

• pH 7

What unique feature does the Van cat have?

• It can fly short distances

• It enjoys swimming

• It is completely aquatic

• It is a nocturnal predator

What is the major contributing factor to the increase in Lake Siling's volume?

• Decreased evaporation rates

• Increased glacial runoff

• Underwater springs

• Industrial water discharge