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It’s our 2019 megaquiz!

By , 2 January 2019

Get into 2019 with this brain work out! 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!


Congratulations! you are a real science whiz!

Oh dear! Maybe you should reload the page and try a new quiz!

#1. What element is the Sun mostly made of?

The Sun is about 70% hydrogen, 28% helium and 2% other elements.

#2. Which of these units is not part of the metric system?

The acre is an imperial unit, rather than metric unit.

#3. How many hearts does an octopus have?

Octopuses have three hearts – one to pump blood around the body, and one each for its two gills.

#4. How many nanoseconds in a minute?

There are 1 000 000 000 nanoseconds in a second. As there are 60 seconds in a minute, there are 60 000 000 000 nanoseconds in a minute.

#5. True or false? Mount Erebus is an active volcano in Antarctica.

Mount Erebus, located near New Zealand’s Scott Base, has a lake of lava in its crater, and regularly throws out rocks or ‘bombs’.

#6. What does a deciduous tree do?

Deciduous trees lose their leaves once a year. In temperate climates, they usually lose their leaves in autumn. In the tropics, deciduous plants typically lose their leaves in the dry season.

#7. What does a crepuscular animal do?

Crepuscular animals are most active at twilight, around dawn and dusk.

#8. What is amber made of?

Amber is fossilised tree sap.

#9. Where are macadamia trees native to?

All four species of macadamia trees are native to Australia.

#10. Which sense does a cochlear implant assist?

The cochlear implant is an Australian invention that helps people to hear.

Was I right?

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  1. Question 10: I think you should specify that said triangle is on a flat plane, since it’s possible to have more than one right angle on different planar geometries.

  2. Oh, I didn’t realise the questions change on each reload – my previous comment was in regards to the maximum number of right angles that a triangle can have.

  3. Yup, on a sphere you can have three right angles – on the Earth, Singapore, Kinshasa and the South Pole makes a triangle with three almost-right angles!

  4. Great quiz!??

  5. Cool


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