Chemistry MCQs for ETEA Jobs – Test Preparation Guide
Are you preparing for the ETEA Chemistry job exam? Look no further! This guide provides a comprehensive collection of MCQs, past papers, solved questions, and study materials to help you prepare effectively and enhance your chances of success.
Key Features of This Guide
✅ Latest ETEA Chemistry MCQs (Updated for 2025)✅ Pak MCQs for General Knowledge & Current Affairs
✅ Past Papers with Solutions – Learn from previous exams
✅ Syllabus Breakdown – Understand what to study
✅ Effective Study Tips – Proven strategies for scoring high
✅ Downloadable PDFs – Get past papers in one click
Carbonated drinks are examples of?
______ کاربونیٹڈ مشروبات کس کی مثال ہیں؟
Choices:
A. Gas in gas
B. Gas in water
C. Gas in solid
D. Solid in liquid
✅ Answer: B. Gas in water
📝 Explanation: Carbon dioxide is dissolved in water, making carbonated drinks a gas-liquid mixture.
Smoke is a solution of?
______ دھواں کس کا محلول ہے؟
Choices:
A. Solid in solid
B. Solid in liquid
C. Solid in gas
D. Gas in gas
✅ Answer: C. Solid in gas
📝 Explanation: Smoke consists of solid particles dispersed in a gas.
Fog is an example of?
______ دھند کس کی مثال ہے؟
Choices:
A. Gas in gas
B. Gas in liquid
C. Liquid in gas
D. Liquid in liquid
✅ Answer: C. Liquid in gas
📝 Explanation: Fog is tiny water droplets (liquid) suspended in air (gas).
Sure! Here are the questions rewritten in the requested format:
Digestion of fat in the intestine is aided by?
______ آنت میں چربی کے ہاضمے میں کیا مدد دیتا ہے؟
Choices:
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
✅ Answer: D. Emulsification
📝 Explanation: Bile salts emulsify fats, breaking them into tiny droplets for better enzyme action.
The common battery used in automobiles is?
______ آٹوموبائلز میں استعمال ہونے والی عام بیٹری کون سی ہے؟
Choices:
A. Iron storage battery
B. Copper storage battery
C. Lead storage battery
D. Silver storage battery
✅ Answer: C. Lead storage battery
📝 Explanation: Lead-acid batteries are commonly used in vehicles.
Adver
Which acid is present in sour milk?
______ کھٹی دودھ میں کون سا تیزاب پایا جاتا ہے؟
Choices:
A. Citric acid
B. Tartaric acid
C. Lactic acid
D. Formic acid
✅ Answer: C. Lactic acid
📝 Explanation: Lactic acid is formed due to bacterial fermentation in sour milk.
The water that can produce good lather with soap is known as?
______ وہ پانی جو صابن کے ساتھ اچھا جھاگ بناتا ہے، کس نام سے جانا جاتا ہے؟
Choices:
A. Soft water
B. Hard water
C. Heavy water
D. Atomic water
✅ Answer: A. Soft water
📝 Explanation: Soft water does not contain excess minerals and easily forms lather with soap.
When radioactive rays are passed through air or any gas, they cause it to?
______ جب تابکاری کرنوں کو ہوا یا کسی بھی گیس سے گزارا جاتا ہے تو یہ اسے کیا بناتا ہے؟
Choices:
A. Ionize
B. Evaporate
C. Freeze
D. Boil
✅ Answer: A. Ionize
📝 Explanation: Radioactive rays knock electrons off atoms, causing ionization.
The elements in the first period of the periodic table are?
______ پیریڈک ٹیبل کے پہلے دور کے عناصر کون سے ہیں؟
Choices:
A. Hydrogen and helium
B. Hydrogen, helium, nitrogen, and oxygen
C. Hydrogen, helium, and carbon
D. Hydrogen, nitrogen, and oxygen
✅ Answer: A. Hydrogen and helium
📝 Explanation: The first period has only hydrogen (H) and helium (He).
The reason for chlorinating water is?
______ پانی کو کلورینیٹ کرنے کی وجہ کیا ہے؟
Choices:
A. To propagate germs
B. To add taste
C. To add minerals
D. To kill germs
✅ Answer: D. To kill germs
📝 Explanation: Chlorine is used to disinfect water by killing bacteria and other microorganisms.
Download ETEA Chemistry Past Papers PDF
For easy access to past papers, download the PDF file below:
[Download PDF Here]
By practicing past papers, you’ll learn how to manage your time effectively during the exam and understand the types of questions that typically appear.
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