1. What is the word for a person with very pale skin and eyes?

 Fair

 Albino

 Pallid

 Sallow

 2. What sensory function do the ears provide other than hearing?

 Balance

 Touch

 Temperature

 Pain

 3. How often, approximately, is Haley's Comet visible from Earth (in years)?

 25 years

 50 years

 75 years

 100 years

 4. What astronomer suggested that the Sun was at the centre of the Solar System?

 5. Who was the first astronomer to use a telescope?

 6. Who was the first woman cosmonaut of the world?

 7. What is DNA?

 Digital Network Assistant

 Dark Nocturnal Animal

 Deoxyribonucleic ACID

 Data News Automation

 8. What is the name of the closest star to the earth?

 Alpha Centauri

 Barnard's Star

 Proxima Centauri

 Sun

 9. Of the following drinks, which drink has the pH level of around 7?

 10. How many bones do sharks have in their bodies?

 250-260

 100-126

 13-25

 0