Practise General Science Class 7 MCQs MCQs in General Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Study General Science Class 7 MCQs through multiple-choice questions in General Science. This subtopic contains 255 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 7 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.
انزائمز پر مشتمل ہے جو پروٹین، چکنائی اور کاربوہائیڈریٹس کو ہضم کرنے میں مدد کرتے ہیں؟ _______
Answer: Pancreatic juice
Explanation Pancreatic juice, produced by the pancreas , contains a mix of enzymes that break down : Proteins (pepsin, trypsin, and chymotrypsin ) Fats (lipase) Carbohydrates (amylase)
ایک ایٹم کا ماس نمبر _____ ظاہر کرتا ہے؟
Answer: Number of proton and neutron
Explanation The mass number (represented by the letter A) is defined as the total number of protons and neutrons in an atom. Consider the table below , which shows data from the first six elements of the periodic table. Consider the element helium. Its atomic number is 2 , so it has two protons in its nucleus.
نیوکلی کا جوہری چارج ایک ہی ہے لیکن مختلف ماسز کو ____ کہا جاتا ہے؟
Answer: Isotopes
Explanation Isotopes are atoms of the same element (same number of protons/nuclear charge) but different masses (different number of neutrons). Example : Hydrogen-1, Hydrogen-2 (Deuterium), and Hydrogen-3 (Tritium) are isotopes of hydrogen .
ایک ایسا عمل جس کے ذریعے سالوینٹ ایک غیر محفوظ جھلی سے گزرتا ہے؟
Answer: Osmosis
Explanation Osmosis is the process where a solvent, typically water. It moves through a porous membrane from an area of lower solute concentration to an area of higher solute concentration.
وہ سرکٹ جو کرنٹ کے لیے صرف ایک راستہ فراہم کرتا ہے ____ کہلاتا ہے؟
Answer: Series Circuit
Explanation A series circuit is a circuit that provides only one path for the current to flow. If one component is removed or fails , the entire circuit is interrupted.
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