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
Congratulations! you are a real science whiz!
Oh dear! better brush up before the next quiz!
#1. The tallest tree in the world is an endangered redwood named Hyperion. How tall is this tree to the nearest metre?
Hyperion, the tallest tree in the world stands at 115.9 metres.
#2. Where in your body would you find alveoli?
Alveoli are tiny air-sacs in your lungs that allow you to absorb oxygen from the air you breathe.
#3. What is the average number of tastebuds on an adult’s tongue?
5000. Adults commonly have between 2000 and 8000 tastebuds on their tongue.
#4. What does an anemometer measure?
Any instrument used to measure wind speed is called an anemometer.
#5. All native Australian mammals have pouches.
False. Australia has several native species of placental mammals, including bats and native rats.
#6. Myxomatosis is very important for Australia’s economy, but what is it?
Myxomatosis was introduced to Australia in 1950 by the CSIRO to help control the estimated 600 million rabbits plaguing the country.
#7. Halite can be used to season your food, but what is it more commonly called?
Halite is the geological name for rock salt.
#8. What does the oculomotor nerve control?
The oculomotor nerve controls most of the movements of your eye and eyelid.
#9. If you drop a hammer off a tall building, how fast will it be falling after one second?
Gravity accelerates objects at about 9.8 metres per second every second, and 9.8 metres per second is about 35 kilometres per hour.
#10. Which of the following is NOT a real chemical?
Angelic acid is found in the plant angelica, miraculin is found in miracle fruit, and Sonic Hedgehog is a protein found in many animals, from fruit flies to humans!
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