Science and Nature

What is the length of the DNA in a single human cell? (credit: Charlotte)

• 2cm

• 20cm

• 2m

• 20m

What is the altitude of the ISS in space?

• 400 km

• 890 km

• 243 km

• 95 km

How many noble gases are in the periodic table of elements?

• 2

• 5

• 6

• 8

Why do giraffes have a blue tongue?

• Prevent sunburn

• Acacia flower dye

• Oxygen deprivation due to heat

• Sensitivity to pain

Organic chemistry is the study of the compounds that make up living organisms. All organic molecules contain:

• Carbon only

• Carbon and nitrogen

• Carbon, hydrogen, and oxygen

• Carbon and hydrogen

What do you call an atom that has more protons than electrons?

• A molecule

• An isotope

• An anion

• A cation

What of the following is a programming language? (more than 1)

• Java

• Python

• Banana

• Ruby

Where to find the 3 longest beaches in the world? (credit: R.)

• Australia

• Bangladesh

• Switzerland

• USA

• Brazil

In which country can you swim in power plant wastewater?

• Lithuania

• Iceland

• Norway

• Belgium

• Slowakia

Name the island where you can ride downhill on a sofa (in normal traffic).

• Mallorca, Spain

• Cyprus

• Madeira, Portugal

• Malta

• Kangaroo Island, Australia