Start the new decade with a challenge! This megaquiz will test your knowledge of all the quizzes we wrote in 2018. The questions are randomly selected, so if you want more questions, you can just reload the page. Or head back to our 2019 megaquiz!
Results
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#1. What is made at the Australian Synchrotron?
The Australian Synchrotron makes short bursts of very bright light, which are used to look inside everything from rocks to human tissue.
#2. All native Australian mammals have pouches.
False. Australia has several native species of placental mammals, including bats and native rats.
#3. Scientists just measured a new fastest ant: the Saharan silver ant. How fast can it run?
The Saharan silver ant, with the scientific name Cataglyphis bombycine, can run at 855 millimetres per second. That’s about three kilometres per hour!
#4. When water starts to freeze, what symmetry do the crystals typically show?
Water crystals, including snowflakes, are often hexagonal.
#5. What animal is affected by the disease myxomatosis?
Myxomatosis was introduced to Australia by CSIRO to combat the huge amount of rabbits devastating the countryside.
#6. How many thumbs does a koala have?
Koalas have two thumbs on each front paw.
#7. Which of the following are backwards on wombats?
Wombats have pouches that face backwards so they don’t fill with dirt while digging.
#8. What type of animal is a manatee?
Manatees are aquatic mammals that look a bit like sea lions. However, they’re actually more closely related to elephants!
#9. Where would you find the stratosphere?
The stratosphere is second layer of Earth’s atmosphere. Jet aircraft often fly in the lower stratosphere, and the ozone layer is also found in the stratosphere.
#10. The crown-of-thorns starfish is a threat to the Great Barrier Reef. Which of the following techniques is commonly used to reduce their numbers?
To control populations, trained divers kill crown-of-thorns starfish by injecting them with either bile salts or vinegar.
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