General Awareness: Sci/Tech Quiz

1.  Which of these elements is NOT in the halogen group of the periodic table?

a) Chlorine
b) Iron
c) Fluorine
d) Bromine

The correct answer is b) Iron

2. In the visible light spectrum what color appears between yellow and blue?

a) green
b) indigo
c) red
d) violet

The correct answer is a) green

3. Antimatter is similar to matter, only it has opposite charges on all of its elementary particles. What is the antiparticle of an electron?

a) neutrino
b) quark
c) positron
d) tachyon

The correct answer is c) positron

4.  In the human body, the optic nerve sends signals from the eye to what organ?

a) Retina
b) Brain
c) Opthalmic artery
d) Meninges

The correct answer is b) Brain

5. Which of these elements has the smallest atomic weight and is used in some bombs?

a) Einsteinium
b) Carbon
c) Hydrogen
d) Nitrogen

The correct answr is c) Hydrogen

6. Which two colours do the majority of people suffering with colour blindness find hard to distinguish?

a) Red and green
b) Green and yellow
c) Blue and red
d) Yellow and red

The correct answer is a) Red and green

7. What causes a rainbow to form?

a) Reflection
b) Refraction
c) Radiation
d) Relativity

The correct answer is b) Refraction

8. One of these is not an eye disease. Can you spot it?

a) Conjunctivitis
b) Cataract
c) Glaucoma
d) Irisitus

The correct answer is d) Irisitus
   
9. What is the common link between rust, haemoglobin and pyrite (fool's gold)?

a) They are highly soluble in water
b) They contain oxygen
c) They are brown
d) They contain iron

The correct answer is d) They contain iron

10. Doctors agree that this is the most reliably effective measure to prevent the common cold.

a) conscientious hand washing-
b) the cold vaccine
c) megadoses of Vitamin C
d) regular consumption of Echinacea

The correct answer is a) conscientious  hand washing