Question 1

True or false: The Murray River is the only river in the world that flows through a desert.

Accepted Answer

False. Several rivers cross deserts, like the Nile and Colorado. The Murray flows through semi-arid areas, but not a true desert.

Question 2

True or false: More than 90% of Australia’s irrigated crops are grown in the Murray-Darling Basin.

Accepted Answer

False. It produces about 40% of Australia's agricultural output, not 90%. While vital, other regions like the Ord River also contribute.

Question 3

True or false: Platypuses thrive in the urbanized sections of the Murray River near major cities.

Accepted Answer

False. Platypuses are sensitive to pollution and habitat disturbance. They rarely inhabit heavily urbanized stretches, preferring cleaner tributaries.

Question 4

True or false: The Darling River is actually longer than the Murray River, but carries less water.

Accepted Answer

True. The Darling stretches about 2,740 km vs. Murray’s 2,508 km, yet its flow is highly variable and often minimal due to arid conditions.

Question 5

True or false: The Murray-Darling Basin covers an area larger than France and Spain combined.

Accepted Answer

True. At over 1 million square kilometers, the basin spans about 14% of Australia’s landmass, dwarfing many European countries.

Question 6

True or false: The Murray-Darling system was formed by a massive meteor impact millions of years ago.

Accepted Answer

False. The basin is a result of tectonic uplift and erosion over 60 million years, not a meteor. No impact crater exists in the region.

Question 7

True or false: The Murray River once flowed into the ocean, but now ends at a man-made lake.

Accepted Answer

True. The Murray Mouth still reaches the Southern Ocean, but since the 1940s, barrages near Goolwa control flow and prevent saltwater intrusion.

Question 8

True or false: The Murray-Darling River system is home to the world's largest freshwater crayfish species.

Accepted Answer

True. The Murray crayfish can weigh up to 4 kg, making it the largest freshwater crayfish globally, found only in this basin.

Murray-Darling River Trivia Questions