Most Repeated GK MCQs from Past Papers MCQs with Answers & Explanations (Page 120)

Explanation The original language of "Gulistan-e-Sa'di" is Persian . Sheikh Sadi Shirazi wrote it It was first published in 1258 C

Explanation A synonym for " rattled " would be " clattered " rattled means : ہلچل clattered means : گڑبڑ

Explanation In "Button, Button" by Richard Matheson, Norma tears open the box unit but finds nothing inside. There's no clear explanation given for why there's nothing e lse inside the box. This lack of content adds to the mysterious and eerie atmosphere of the story.

Explanation Under normal resting conditions, 100 ml of venous bloo d contains approximately 52 ml of CO₂. For comparison: Venous blood: ~52 ml CO₂ / 100 ml blood Arterial blood: ~48 ml CO₂ / 100 ml blood The difference occurs because tissues add CO₂ to the blood before it returns to the heart through veins.

Explanation The process of separating solute and solvent from a mixture is generally referred to as Filtration . Filtration is used to separate an insoluble solid (solute) from a liquid (solvent) by passing the mixture through a filter.

Explanation Diamond is sp3 hybridized linked to four other carbon atoms by using hybridised orbitals in tetrahedral fashion. It is crystalline in nature It has a bond angle of 109.5^0.

Explanation To express the number 0.000057 in scientific notation, you need to represent it as a number between 1 and 10 multiplied by a power of 10. 0.000057 can be written as: 5.7×10−5 5.7×10 −5 In scientific notation, this means 5.7 multiplied by 10−5 10 −5 .

Explanation A dipole in an electric field behaves in two ways: In a uniform electric field: The two equal and opposite fo rces cancel each other out. So, the net force on t he dipole is zero. But a torque is produced that tends to align the dipole moment parallel to the electric field. In a non-uniform electric field: The dipole does experience a net force, and that force is generally not simply parallel to the field. So the correct answer remains: (D) None of these - because in a uniform electric field, the net force on a dipole is zero. Optio n (C) would be correct only i f we were talking about torque direction or net force in a non-uniform field.

Explanation Potassium is the chemical element Symbol K Atomic number 19 Electron configuration: 4s1 Electrons per shell: 2, 8, 8, 1

Explanation P and V graph at constant temperature, PV=nRT⟹ ideal gas equation. PV=C 2 xy=C 2 from hyperbola.

Explanation The seat of memory and intelligence in the human brain is the cerebral cortex. the cerebrum is the part that is designated as the seat of i ntelligence and voluntary action control. while cerebellum is part of your brain that helps coordinate and regulate a wide range of functions and processes in both your brain and body. NA21-8-2023

Explanation 2x + 5 = 13 Step 1: Subtract 5 from both sides 2x = 13 - 5 2x = 8 Step 2: Divide both sides by 2 x = 8 / 2 x = 4

Explanation This is the instruction cycle (also called the machine cycle or fetch-decode-execute cycle ) that the CPU follows to run a program: Fetch - Retrieves the instruction from memory. Decode - Figures out what the instruction means. Execute - Carries out the instruction.

Explanation Al-'Ankabūt is the 29th chapter (surah) of the Quran with 69 verses Surah Nahl means Honey bee Ant ( نمل ) naml Fly ( ذباب ) dhubāb Locust ( جرادة ) jarādah Louse ( القمل ) l-qumal Mosquito ( بعوضة ) Spider ( عنكبوت ) ' ankabūt اس ٹاپک کے متعلق انتہائی اہم سوالات پڑھیں Quran and Surah

Explanation The area of a triangle is calculated by the formula: A = 1/ 2 ​ × base × height ​ Short detail: A = Area of triangle b = Base h = Height A = frac{1}{2}bh

Explanation Hazrat Usman (R.A) Belonged Quraysh Born Makkah Caliph Third caliph Caliphate 23 to 35 Hijjah Caliphate 644 to 656 CE Titles Zun-Noorain & Jame-al-Quran Martyred 18th Zul-Hijjah 35 A.H Martyrdom day Friday Wives Ruqayyah (RA) & Umm-e-Kulthum (RA) Full Name Usman bin Affaan Death cause Martyred by rebels Hazrat Usman (RA) purchased the adjoining land for 25,000 dirham to extend Masjid-e-Nabavi. Hazrat Usman used to enfranchise a slave on every Friday . Muslim Navy was also developed during the period of Hazrat Usman (RA). Zun-Noorain means Possessor of Two Lights Jame-al-Quran means compiler of Quran . ND30-4-2023

Explanation alert الرٹ watchful چوکس

Explanation The headmaster gave away the prizes The phrase "gave away" is used because it specifically means to distribute or hand out something

Explanation The word geometry means measurement of the earth . Euclid is known as Father of Geometry . Euclid was a mathematician from Greece . ** agm.5.3.23

Explanation Sterile means بنجر Barren means بنجر