101 General Knowledge....you must know about this

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1.  Is Time Travel Really Possible?   Based on the available theories, you can travel in future.
2.  How Much Percent of Brain We Use?  100%

3.  Which body part stays the same size from when we are born until we die?   Eyeball

4.  What’s the Color of Mirror?   Green

5.  Where Do Permanently Deleted Files Go in Computers?   Nowhere, it is still there.

6.  What is the Resolution of the Human Eye?   576 Megapixels

7.  Does Sunlight weigh anything?   Yes (By weight we mean mass)

8.  Where is the Center of Universe?   Everywhere

9.  Which Came First – The Egg or The Chicken?   The Egg

10. What If Everyone on Earth Jumped at Once?   Nothing Happen

11. Can You Fire a Gun in Space?   Yes

12. How Much Money Is There in the World?   75 trillion US dollars

13. How much is the Earth Worth?   3 to 4.4 quadrillion Pounds

14. What If the Earth Stopped Rotating?   You will die.

15.  Which country has the largest population?   China
16.  What is the only food that doesn't spoil?   Honey
17.  What is the only mammal that can't jump?   Elephant
18.  Who invented the electric chair?   A Dentist
19.  Where do flamingos get their pink color from?   Carotenoi pigments in the food they eat
20.  What is the strongest muscle in the human body?   Tongue
21.  Which body organ secretes insulin?   Pancreas
22.  What is the most commonly spoken language in the world?   Chinese
23. What is the only man made object that is observable from the moon?   The Great Wall of China
24. Which Scandinavian country is not a part of the European Union?   Norway
25. What is the most common name in the world?   Muhammed
26. What percentage of people are left-handed?    13%
27. Which of these animals is NOT an endangered species?   Great White Sharks
28. On average, Americans eat 18 acres of what every day?   Pizza
29. What was the first novel written on a typewriter?   Tom Sawyer
30. How long does an elephant's pregnancy last?   22 Months
31. 10% of the Russian government's income comes from the sale of what?   Vodka
32. What is a whale's penis called?   Dork
33. How many keys are there on a piano?   88
34. What percent of your body is water?    60 %
35. What is the longest river in the world?   The Nile
36. Are dolphins fish or mammals?   Mammals
37. What is the heaviest naturally occurring metal on Earth?   Plutonium
38. How many legs do butterflies have?   6 
39. What is the most common non-contagious disease in the world?   Tooth Decay
40. In which sport could you get into a headlock?   Wrestling
41. When was baseball first played in the US?    1846
42. What is the rhino's horn made of?   Hairs
43. Who was the youngest President of the USA?   Theodore Roosevelt
44. Who built Eiffel tower?    French engineer Gustave Eiffel 
45. What is the capital of Australia?    Canberra
46. What is the capital of New Zealand?    Wellington
47. What does the term 'piano' mean?    To be played softly.
48. When was the euro introduced as legal currency on the world market?    1st January 1999.
49. What country is Timbuktu in?     Timbuktu is in Mali, West Africa 
50. What is the estimated no. of cells that the human body is composed of?     37.2 trillion 
51. What is the amount of blood contains in the human body?     5-6 litres.
52. What is the average blood pressure of human being?    120/80 mmHg
53. What is the weight of the brain?     1.36 kg
54. How many blood groups in the ABO system?     4
55. Which is the longest bone in the human body?      Femur
56. What is the cause of Diabetes mellitus?     Insulin deficiency
57. Which is the smallest bone of human body?    Stapes
58. What is the function of retina?    to create reflection of an image
59. With how many bones the human skeletal system is composed of in adult age?    206
60. If you mix all light colours, do you get black, white or a rainbow?    White
70. Where does sound travel faster in Water or Air?    Water.
71. What is the strongest known magnet in the Universe?    A Neutron Star
72. Can you lick your elbow?    No. Now be honest, did you try?
73. True or false- most of the dust in your home is made of human skin?    True – up to 70%
74. Which is the rarest blood type in humans?    AB negative. <1% of the population
 75. How far is the moon away from Earth?    Around 376 600 km away.
76. Why do bubbles pop?    They get too dry from the surrounding air.
77. Is a tomato a fruit or vegetable?   A fruit.
78. Who invented the first battery?    Count Alessandro Volta
79. How old are the oldest fossils on earth?     About 3.8 billion years; they're bacteria-like organisms.
80. What percentage of the earth is covered by water?    About 71 %
81. Did dinosaurs and humans ever exist at the same time?    No
82. What is wood made out of?     Cell
83. Which planet has the feeling that sun rises in the west?    Venus
84. Who discovered Walkman?    Akio Morita.
85. Which is the largest internet complex of America?     America On-line.
86. Which country is known as ‘Economic Power House of Europe?     Germany.
87. Which are the official languages of Switzerland?     German, French and Italian.
88. Why Don't I Remember Being A Baby?     because we don't retain information as young children.
89. Where Do Birds Go in Winter?     Many birds don't like our cold winters and fly south for the winter—it's like a six month holiday! Other birds like our winters and either stay, or fly here from further north. The reason we don't see many birds during the winter is that most of them have left!
90. Are There Such Things as Aliens?     We actually don't know
91. Why Don't Birds get Electrocuted,    When they land on electrical wires?   Because the birds are sat on only one wire and do not complete the circuit.
92. What Makes a Rainbow? When sunlight goes through droplets of water, the beam of light is 'split' into the different colours that make up light. The same effect can be seen if you shine a light through a glass prism.
93. How Do Planes Stay Up?    Planes stay in the air because of the shape of their wings. Air moving over the wing gets forced downwards, which pushes the wing up. This 'push' is stronger than gravity and so makes the plane fly.
94. Who invented the drinks can?    Ermal Fraze of Dayton, Ohio, invented it in 1963. It us US Patent 3,349,949
95. If a smoker goes in to a coma for long enough, do they wake up without a craving to smoke?  It takes around 8 days for nicotine to completely leave the bloodstream, taking with it the physical craving. If a person is in a coma for longer, they would not have cravings for nicotine when they wake up, though they may still feel the effects of the habitual nature of smoking.
96. What is the temperature at the tip of a burning cigarette?    1292 Fahrenheit (700 celsius) when the smoker inhales. It is cooler between puffs.
97. What are the average wages of a porn star?    From 50 – 1,500 dollars per scene. Women generally earn more than men, and successful stars can earn six figure salaries.
98. If you fell out of a space ship and held your breath, how long would it take you to die? Holding your breath in space is likely to damage your lungs. You have about 15 seconds before your pass out and die in Space, due to lack of Oxygen.
99. When will the world end?    Unless a major catastrophe occurs beforehand, in 4.4 billion years the sun will cease to provide heat and light.
100.  In which countries is prostitution legal?    Parts of Australia, Parts of the USA, the Netherlands, New Zealand, and a number of other nations.
101. What is the universe made of?    Astronomers face an embarrassing conundrum: they don’t know what 95% of the universe is made of. Atoms, which form everything we see around us, only account for a measly 5%. 

BONUS

Are we alone in the Universe?      Perhaps Not