Basic Science Questions for Competitive Exam
General Science Questions
Q.8 Soda water contains
(A) carbonic acid
(B) sulphuric acid
(C) carbon dioxide
(D) nitrous acid
Ans . C
Q.9 The most important ore of aluminum is
(A) galena
(B) calamine
(C) calcite
(D) bauxite
Ans . D
Q.10 Most soluble in water is
(A) camphor
(B) sulphur
(C) common salt
(D) sugar
Ans . D
Q.11 Chemical formula for water is
(A) NaAlO2
(B) H2O
(C) Al2O3
(D) CaSiO3
Ans . B
Q.12 The gas usually filled in the electric bulb is
(A) nitrogen
(B) hydrogen
(C) carbon dioxide
(D) oxygen
Ans . A
Q.13 Washing soda is the common name for
(A) Sodium carbonate
(B) Calcium bicarbonate
(C) Sodium bicarbonate
(D) Calcium carbonate
Ans . A
Q.14 Quartz crystals normally used in quartz clocks etc. is chemically
(A) silicon dioxide
(B) germanium oxide
(C) a mixture of germanium oxide and silicon dioxide
(D) sodium silicate
Ans . A
If you have any problem or doubt regarding Basic Science Questions for Competitive Exams, you can ask me in the comment section. To more practice for General Science Questions, Visit next page.
Showing page 2 of 6
enhttps://www.hindi.examsbook.com/basic-science-questions-for-competitive-exam/262basic-science-questions-for-competitive-examAbout author
Rajesh Bhatia
A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.
Read more articles