In which US city do police inspect the 
garbage cans to make sure the trash has 
been sorted properly?

• Samelli City
• New York City
• Jersey City

The day we have less waste to sort a great 
step will have been taken towards conservation

What is a quasar?

• A group of old galaxies
• a running bird from Australia
• a tree without bark

Quasars are thought to be groups of very bright galaxies which appeared 12 to 14 billion years ago, shortly after the Big Bang.

Which route did the first inhabitants 
take to get to Australia?

• via India
• via Papua-New Guinea
• via Vietnam

36,000 years ago the Coral Sea was dry. Australia's first inhabitants arrived on 
foot from Paua-New Guinea.

Why do some Australian mice pile up 
small pebbles in front of their home?

• to stop up the holes in case of attack
• to indicate to other mice the den is occupied
• to collect morning dew

In this way, the small mouse can safely 
get a drink right outside its door, thanks 
to dew on the pebbles.

Which animal is capable of distinguishing
 700 different scents?

• the bat
• the hummingbird
• the bee

No other animal can distinguish as 
many scents

Which animal was closely studied by NASA scientists when designing astronaut's spacesuits?

• the cricket
• the parrot
• the giraffe

The cardiovascular system of the giraffe is quite unique as it must cope with the animals enormous size. This inspired a built-in mechanism for the spacesuits to boost venous return in astronauts in a weightless environment.