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Important General Knowledge Questions on everyday science and technology. Very important for all competitive exams.
1- Name the scientist who first declared that the earth revolves around the sun.
- A.Newton
- B.Galileo
- C.Copernicus
- D.Ptolemy
- E.None of these
2- Which of the following in the human body is affected by Leukemia?
- A.Blood
- B.Lungs
- C.Eyes
- D.Nerves
- E.None of these
3- Through which organ does a fish respire?
- A.Nose
- B.Lungs
- C.Gills
- D.Fins
- E.None of these
4- Which lenses are used by the people having short - sightedness?
- A.Convex
- B.Concave
- C.Concavo - convex
- D.Plain
- E.None of these
5- What type of machine was ENIAC, built in 1946?
- A.Printing Press
- B.Tank
- C.Computer
- D.Typewriter
- E.Telephone
6- Which is the hardest substance in the human body?
- A.Tooth Enamel
- B.Skull
- C.Knee Cap
- D.Rib
- E.None of these
7- Who invented Zero?
- A.Indians
- B.Egyptians
- C.Greeks
- D.Arabs
- E.None of these
8- Which vitamin is available to the human body through sun bathing?
- A.Vitamin A
- B.Vitamin D
- C.Vitamin C
- D.Vitamin B
- E.None of these
9- Which branch of Medical Science deals with skin?
- A.Cetology
- B.Cytology
- C.Dermatology
- D.Dandrology
- E.None of these
10- Which instrument is used to measure the density of milk?
- A.Lactometer
- B.Hydrometer
- C.Barometer
- D.Hygrometer
- E.None of these
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