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General Science Gk Questions

General Knowledge
29. Diamond is an allotropic form of
 
  • A. Sulphur
  • B. Germanium
  • C. Silicon
  • D. Carbon
Answer: D.
Carbon
 
30. How many teeth are known as milk teeth in human beings?
 
  • A. 3
  • B. 4
  • C. 12
  • D. 20
Answer: D.
20
 
 
31. Carbon, diamond and graphite are together called
 
  • A. Isomers
  • B. Isotopes
  • C. Allotropes
  • D. Isomorphs
Answer: C.
Allotropes
 
32. Which of the following gases is not known as green house effect?
 
  • A. Methane
  • B. Carbon dioxide
  • C. Chlorofluorocarbons
  • D. Nitrous oxide
Answer: D.
Nitrous oxide