General Science – 91

91. The most important ore of aluminium is

(a) galena
(b) calamine
(c) calcite
(d) bauxite

Answer

Answer : (d)

Explanation

Explanation : Bauxite is an aluminium ore and is the main source of aluminium.

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

Arihant Experts (Author); English (Publication Language); 496 Pages - 12/01/2014 (Publication Date) - Arihant Publications (Publisher)

₹ 239

Sale

It is usefull for student; It is usefull for competitave exams; Experts Compilation (Author)

₹ 225

Sale

Ravi Bhushan (Author); English (Publication Language); 398 Pages - 03/25/2018 (Publication Date) - Lucent Publication (Publisher)

₹ 196

Sale

Arihant Experts (Author); English (Publication Language); 264 Pages - 03/11/2025 (Publication Date) - Arihant Pulications (Publisher)

₹ 175

Sale

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

₹ 188

General Science - 49
General Science » Exercise - 149. Actinides are the elements with atomic numbers from (a) 97 to 104 (b) 101 to 115 (c) 89 to 103 (d) 36 from 43
Tags: general, science, exercise
General Science - 45
General Science » Exercise - 145. Monazite is an ore of (a) titanium (b) zirconium (c) iron (d) thorium
Tags: general, science, exercise, ore
General Science - 100
General Science » Exercise - 1100. How many colours the sunlight spectrum has? (a) Three (b) Seven (c) Four (d) Five
Tags: general, science, exercise
General Science - 109
General Science » Exercise - 1109. One kilometre is equal to how many miles? (a) 0.84 (b) 0.5 (c) 1.6 (d) 0.62
Tags: general, science, exercise
General Science - 53
General Science » Exercise - 153. The average salinity of sea water is (a) 3% (b) 3.5% (c) 2.5% (d) 2%
Tags: general, science, exercise

Related Posts