General Science – 54

General Science » Exercise – 1

54. The main constituents of pearls are

(a) calcium oxide and ammonium chloride
(b) calcium carbonate and magnesium carbonate
(c) aragonite and conchiolin
(d) ammonium sulphate and sodium carbonate

Answer
Answer : (b)
Explanation
Explanation : No answer description available for this question. Let us discuss.
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

Sale
Objective Question Bank GENERAL SCIENCE
Arihant Experts (Author); English (Publication Language); 496 Pages - 12/01/2014 (Publication Date) - Arihant Publications (Publisher)
₹ 181
Sale
Encyclopedia of General Science for General Competitions
It is usefull for student; It is usefull for competitave exams; Experts Compilation (Author)
₹ 278
Sale
Lucent's General Science
Ravi Bhushan (Author); English (Publication Language); 398 Pages - 03/25/2018 (Publication Date) - Lucent Publication (Publisher)
₹ 173
Sale
Magbook General Science 2019
Arihant Expert (Author); English (Publication Language); 264 Pages - 03/22/2023 (Publication Date) - Arihant Pulications (Publisher)
₹ 141
Sale
Lucent's Samanya Vigyan;General Science In Hindi

Language Published: Hindi
; LUCENT'S PUBLICATIONS (Author); Hindi (Publication Language)
₹ 113

IAS 2022 Total InfoCDS 2022 Total InfoSSC 2022 Total Info
RAILWAY 2022 Total InfoNDA 2022 Total InfoKVS 2022 Total Info
SBI 2022 Total InfoAFCAT 2022 Total InfoUGC NET 2022 Total Info
IBPS 2022 Total InfoJAM 2022 Total InfoCSIR UGC NET 2022 Total Info

Related Posts

  • General Science - 3
    General Science - 3General Science » Exercise - 13. Washing soda is the common name for : (a) Sodium carbonate (b) Calcium bicarbonate (c) Sodium bicarbonate (d) Calcium carbonate
    Tags: general, science, sodium, carbonate, calcium, exercise
  • General Science - 22
    General Science - 22General Science » Exercise - 122. Washing soda is the common name for (a) Sodium carbonate (b) Calcium bicarbonate (c) Sodium bicarbonate (d) Calcium carbonate
    Tags: general, science, sodium, carbonate, calcium, exercise
  • General Science - 31
    General Science - 31General Science » Exercise - 131. Sodium metal is kept under (a) petrol (b) alcohol (c) water (d) kerosene
    Tags: general, science, exercise, sodium
  • General Science - 92
    General Science - 92General Science » Exercise - 192. Air is a/an (a) compound (b) element (c) electrolyte (d) mixture
    Tags: general, science, exercise
  • General Science - 57
    General Science - 57General Science » Exercise - 157. Potassium nitrate is used in (a) medicine (b) fertiliser (c) salt (d) glass
    Tags: general, science, exercise

LEAVE A REPLY

Please enter your comment!
Please enter your name here