General Science » Exercise – 1
33. Which of the following is an element?
(a) Ruby
(b) Sapphire
(c) Emerald
(d) Diamond
| Subject Name : General Science |
| Exam Name : UPSC, SSC, KVS, NVS, IBPS, RBI, SBI, RRB |
| Posts Name : Technical Assistant, Junior Scientist, Post Graduate Teacher, College Lecturer |
| General Science Books |
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