Physical Science Content - DSC School Assistant - Physical Science English Urdu 31st Jul 2024 Shift 1 — Subject Test, Questions & Answers

Subject Test 2024 TG DSC Paper II Physical Science Content 88 questions 88 marks 83 min English

Physical Science Content - DSC School Assistant - Physical Science English Urdu 31st Jul 2024 Shift 1 is a subject test in the TG DSC Paper II series on TG Exams, from 2024. It has 88 multiple-choice questions for 88 marks, with a 83-minute time limit. Every question is available in English, with answer key and explanations. Sign up, unlock an exam pack and practise online.

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Sample questions with answers

A few questions from Physical Science Content - DSC School Assistant - Physical Science English Urdu 31st Jul 2024 Shift 1. The full paper has 88 questions with detailed explanations after you sign in.

Q1. Which of the following physical method is used to enrich Sulphide ores?
سلفائیڈ کچدھات کی افزودگی کے لیے استعمال ہونے والا طبعی طریقہ کونسا ہے
  1. Washing دھونا
  2. Hand picking ہاتھ سے چننا
  3. Froth flotation جھاگلا تیراؤ (correct answer)
  4. Magnetic separation مقناطیسی علیحدگی
Answer: C
Q2. Which of the following is the suitable method to extract metals at the top of the activity series?
عامل سلسلہ کے بالائی حصے کی دھاتوں کو حاصل کرنے کا مناسب طریقہ کونسا ہے؟
  1. Electrolysis of fused compounds غیر خالص مرکب کی برق پاشیدگی (correct answer)
  2. Heating the ore with C and CO کچدھات کو C اور CO کے ساتھ گرم کرنا
  3. Auto reduction of the ore کچدھات کی از خود تحویل
  4. Distillation عمل کشید
Answer: A
Q3. In this process, metal oxide is reduced by Aluminium
اس طریقہ میں دھاتی آکسائیڈ، المونیم کے ذریعہ تحویل ہوتا ہے
  1. Calcination کشتہ سازی
  2. Thermite تھرمائیٹ (correct answer)
  3. Roasting بھوننا
  4. Liquation اماعت
Answer: B
Q4. Which of the following hybridization takes place in each carbon atom in diamond?
ہیرے کا ہر کاربن جوہر حسب ذیل اختلاط میں حصہ لیتا ہے
  1. sp
  2. sp²
  3. sp³ (correct answer)
  4. s²p²
Answer: C
Q5. Which of the following statements is true?
حسب ذیل میں کونسا بیان صحیح ہے
  1. Fullerenes are formed when vaporized carbon condenses in an atmosphere of an inert gas. کاربن کے بخارات کو غیر عامل گیسوں کی فضاء میں انجماد کرنے پر فلارنس تشکیل پاتے ہیں (correct answer)
  2. Graphite is not a good conductor of electricity. گرافائیٹ ایک اچھا برقی موصل نہیں ہے
  3. Coke is a crystalline form of carbon. کوک ،کاربن کی قلمی شکل ہے
  4. J.J. Berzelius produced urea in laboratory. جے جے برزیلیس نے یوریا کو تجربہ گاہ میں تیار کیا
Answer: A

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