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. Where can you find a sagittal plane?
Your sagittal plane is an imaginary division between the left and right halves of your body.
#2. Where would you find the moon Phobos?
Phobos is the larger of Mars’ two moons.
#3. What is the main source of energy for all life on Earth?
The Sun is the main source of energy for all living things on Earth. Energy is harvested from the Sun by plants (and a few other organisms) in a process called photosynthesis. Photosynthetic organisms are then eaten by other organisms and the energy travels up the food chain.
#4. Which animal was historically called a ‘camelopard’?
With a camel-like shape and leopard-like colouring, the giraffe was once known as a camelopard.
#5. Which of the following is not a star?
Aqua regia is an extremely corrosive mixture of acids that is so powerful it can dissolve gold.
#6. What chemical allows plants to make sugar from sunlight, carbon dioxide and water?
Chlorophyll is the green pigment that allows plants to photosynthesise.
#7. What is CSIRO researching to control the invasive wandering trad weed?
CSIRO has been testing a leaf smut fungus to ensure it will only affect the target weed, and not native plants.
#8. 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.
#9. In which month is Earth closest to the Sun?
The Earth’s orbit is not quite circular, and it gets closest to the Sun in early January at about 147 million kilometres away. Throughout the year it averages about 150 million kilometres from the Sun.
#10. How many planets in our solar system have ice?
Five planets have ice on them: Earth and Mars have ice caps, Uranus and Neptune have ice in their atmospheres, and Mercury has ice hiding in the shadows of some of its craters.
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