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Previous Science Questions for Secretariat Assistant Exam Part 5 (in Malayalam)
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Previous Science Questions for Secretariat Assistant Exam Part 5

Sudheesh Raghavan
Hi, I am Sudheesh,Teaching for Kerala psc exams for two years. Youtuber at PSC 360.I am interested to teach science topics.

U
Unacademy user
Lakshmi Soujanya
2 years ago
Nice!! Keep it up :)
Sir, Please prepare a class on expected questions from Constitution and governor gen/viceroys for Secretariat Assistant
ok 👍
AM
Can you please prepare more classes of discussions of previous year questions of PSC of degree level exams.
please look throgh my courses... 10 more lessons added in Previous year degree level Questions paper course
Nice class...Thank you...Expecting more...........
sure👍 🙏
expecting more videos... thanks
sure 👍
  1. General Science mcq for Secretariat Assistant Exam Part 5 - Chemistry Prepared by Sudheesh Raghavan Follow me > https://unacademy.com/user/ sudheesh


  2. 1.Which among the following is a non-metallic mineral A) Bauxite B) Monozite C.) Silica D) Ilmenite


  3. 2. Which among the following constituent is found in maximum amount in biogas? A) Hydrogen B) Nitrogen C.) Methane D) Ethane


  4. 3. Which among the following gas is used in the manufacture of vanaspati ghee? A) Nitrogen B) Carbondioxide C.) Hydrogen D) Neon


  5. 4.The constituent of petroleum are seperated by which method? A) Pyrolysis B) Normal distillation C.) Fractional distillation D) Vacuum distillation


  6. 5. Bronze is a mixture of... A) Copper and Zinc B.) Copper and Tin C) Zinc and Tin D) Iron and Copper


  7. 6.The process of heating sulphur with rubber is called A) Galvanisation B) Sulphonation C.) Vulcanisation D) Bessemerisation


  8. 7.Which one of the following is a supercooled liquid? A) Ice cream B) Teflon C.) Glass D) Mercury


  9. 8. The corrosion of metals, such as the rusting of iron, is an example of A) Reduction B.) Oxidation C) Proton transfer D) Transmutation


  10. 9. When a bee stings, one of the compounds it injects iS A) Acetic acid B) Butyric acid C.) Formic acid D) Hydrochloric acid


  11. Thank you