Practise General Science Class 4 MCQs MCQs in General Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Study General Science Class 4 MCQs through multiple-choice questions in General Science. This subtopic contains 296 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
Use these General Science Class 4 MCQs MCQs to identify the facts, rules or methods you need to revise. Where an explanation is available, work through it and write down why your chosen option was correct or incorrect. Revisit difficult questions after reviewing your notes, then use exam mode for timed practice.
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Try each question before opening its answer. Record the concept behind each mistake and revisit it during your next practice session.
کان کا وہ حصہ جو نظر آتا ہے اسے کہتے ہیں؟
Answer: External Ear
Explanation The visible part of the ear is called the External Ear It is also known as the Pinna or Auricle. It is the outer, cartilaginous structure that protrudes from the side of the head and collects sound waves , directing them into the ear canal.
فارن ہائیٹ کے کتنے حصے ہیں؟
Answer: 180
Explanation The Fahrenheit scale has 180 divisions between the freezing point (32°F) and the boiling point (212°F) of water. This means that each degree Fahrenheit represents a temperature change of 1/180 of the range between the freezing and boiling points of water.
جسم کی نشوونما اور اسے صحت مند رکھنے میں معاون ہیں؟ ______
Answer: Minerals
Explanation Minerals are essential nutrients that play a crucial role in many bodily functions, including: Building strong bones and teeth Regulating body functions Maintaining healthy immune systems Supporting nerve and muscle function
ایک ایسی چیز ہے جس کی کم از کم ایک ترچھی طرف ایک تیز کنارے پر ختم ہوتی ہے، جو مواد کو الگ کر دیتی ہے۔ ______
Answer: Wedge
Explanation A wedge is an object with at least one slanting side ending in a sharp edge, which is used to cut or split material apart. Examples : Axes, knives, chisels, plough nall, s harpener, iron nails and pins (push pin).
انسانی جسم کا سانس لینے کا مرکز کیا ہے؟
Answer: Lungs
Explanation The breathing centre of human body is lungs . Lungs are two soft spongy large balloon like organ located in the chest. The delicate lungs are protected by a cage of bones. This cage is called the ribcage.
مائع کی طرف سے گیس میں کیسے تبدیل کیا جا سکتا ہے؟
Answer: Heating
Explanation Liquids can be converted into gases by heating , a process known as vaporization or evaporation. As the temperature increases , the particles of the liquid gain energy and move faster, eventually breaking free from the surface tension of the liquid and turning into a gas.
وہ جانور جو پودوں اور جانوروں دونوں کو کھاتے ہیں انہیں کیا کہا جاتا ہے؟
Answer: Omnivores
Explanation Omnivores are animals that eat both plants and animals. They have adaptations that allow them to digest and extract nutrients from a wide variety of food sources , including fruits, leaves, insects, small animals, and even carrion. Examples of omnivores include humans, bears, pigs, chimpanzees, and raccoons.
جب تار منقطع ہو جائے اور بلب بند ہو تو اسے ____ کہتے ہیں؟
Answer: Open Circuit
Explanation An open circuit is an electrical circuit that is broken or disconnected, and electricity cannot flow. When the wire is disconnected, the circuit is open, and the bulb is off.
کونسی بیماری شیرخوار اور چھوٹے بچوں کو متاثر کرتی ہے؟
Answer: Marasmus
Explanation Marasmus is a severe form of protein-energy malnutrition that affects infants and young children, typically under the age of 5. It is characterized by wasting of fat and muscle, stunted growth, and developmental delays.
کون سا معدنیات خون کے سرخ خلیے بناتا ہے اور یہ ہڈیوں کی تعمیر میں بھی شامل ہے؟
Answer: Both B and C
Explanation Iron is essential for making hemoglobin , a protein in red blood cells that carries oxygen. Iron deficiency can lead to anemia , causing fatigue and weakness . Copper mineral builds red blood cells. It is also involved in the building of bones. Note : Copper is also right answer According to Sindh Textbook Board, Jamshoro
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