SSC GK Previous year Questions: GK Part- V 04:38 Post a Comment 61. Deficiency of Vitamin B6 results in which of the following diseases? (a) Pellagra (b) Scurvy (c) Beri-beri (d) Anaemia 62. __________is the lowermost layer of atmosphere. (a) Troposphere (b) Exosphere … Read more