Practise All MCQs in JEST Past Papers. Attempt multiple-choice questions, check answers and revise related subtopics.
Study All through multiple-choice questions in JEST Past Papers. This subtopic contains 992 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
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آواز کی رفتار درج ذیل میں سے کس میں زیادہ سے زیادہ ہوتی ہے؟
Answer: Steel
Explanation Solids → fastest sound speed Liquids → medium speed Gases → slowest speed Steel is more elastic and dense . Steel ≈ 5000 m/s Air ≈ 332 m/s Water ≈ 1500 m/s Last verified on 11-04-2026
ایک جسم جاری رکھے ہوئے ہے جب تک کہ کسی غیر متوازن قوت کے ذریعہ اس پر عمل نہ کیا جائے۔ یہ ______ ہے؟
Answer: First law of motion
Explanation First law of motion is also called the Law of Inertia. It states that an object will stay at rest or move with constant velocity unless an external force changes its state.
Answer: Neuron
Explanation A neuron is the basic structural and functional unit of the nervous system It often shown with a long axon , dendrites, and cell body. It transmits electrical impulses in the body.
اساتذہ کو طلباء کو معلومات/علم کو واضح طور پر اور دلچسپ انداز میں پیش کرنا چاہئے ، اور اس نئی معلومات کو چیزوں سے متعلق طلباء سے متعلق کرنا چاہئے؟
Answer: Already know
Explanation Effective teaching involves connecting new information to what students already know. This helps in activating prior knowledge , making learning easier and more meaningful.
ملتے جلتے خلیوں کا ایک گروپ مل کر _____ بناتا ہے؟
Answer: Tissue
Explanation A group of similar cells that perform a specific function combine to form tissue . Tissues then combine to form organs . Organs work together to form systems .
سوائے پانی کو صاف کرنے کے طریقے درج ذیل ہیں؟
Answer: Crystallization
Explanation Crystallization is used to purify solids, not to purify water . Filtration, distillation, and chlorination are all common methods for purifying water.
اصل مقام یا جگہ جہاں ایک جاندار رہتا ہے اور دوبارہ پیدا ہوتا ہے وہ ____ ہے؟
Answer: Habitat
Explanation A habitat is the specific place where an organism lives and reproduces. It provides the food, water, shelter, and conditions necessary for survival.
موثر اساتذہ تمام طلباء کے ساتھ _____ سلوک کرتے ہیں؟
Answer: Not Equally
Explanation Effective teachers treat all students not equally. Because every student has a unique learning style, background, and set of needs , effective teachers recognize these differences and respond to them appropriately.
مناسب درجہ حرارت سے زیادہ درجہ حرارت انزائم کی کارکردگی کیوں کم کر دیتا ہے؟
Answer: It alters the enzyme's structure
Explanation Enzymes work best at an optimum temperature. Temperature changes affect enzyme activity and shape. High temperature can damage enzyme structure . This reduces the enzyme’s ability to function properly. Enzymes are sensitive biological catalysts. Last verified on 11-04-2026
جانوروں اور پودوں کے خلیات کا اہم فرق کرنے والا عضو ______ ہے؟
Answer: Chloroplast
Explanation Chloroplasts are organelles found in plant cells. Animal cells do not have chloroplasts. That's why chloroplast is a major difference between animal and plant cells.
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