Mock Tests First Mock Test (AFNS) Your Good Name: Your City: Email: 1. Which of the following is not a postulate of Dalton’s Atomic Theory? Atoms are indivisible Atoms of same element are identical Atoms can be created or destroyed Atoms combine in simple whole-number ratios None 2. 1 mole of oxygen gas (O₂) contains: 6.022×10²³ atoms 3.011×10²³ molecules 6.022×10²³ molecules 1.204×10²⁴ atoms None 3. Molecular formula of a compound is double its empirical formula. Its empirical formula mass is 30. What is its molecular mass? 30 60 15 90 None 4. 88 grams of CO₂ contains how many moles? 2 4 0.5 1 None 5. Limiting reagent is one that: Is present in excess Decides product amount Has larger molar mass None of these None 6. Mass of 0.5 mole of H₂SO₄ is: 49 g 98 g 24.5 g 50 g None 7. The technique used to separate a soluble solid from a liquid is: Sublimation Filtration Evaporation Distillation None 8. Fractional distillation is used to separate: Ethanol and water Oil and water Salt and sand Iron from sulphur None 9. The apparatus used for crystallization is: Separating funnel China dish Fractionating column Burette None 10. In chromatography, the solvent is called: Stationary phase Mobile phase Retardant Solute None 11. Filtration is used when: Both solute and solvent are liquids Solute is insoluble Mixture is homogeneous None of these None 12. Purpose of using cotton plug in distillation is: Purpose of using cotton plug in distillation is: Prevent vapors escaping Increase boiling Cool the liquid None 13. Which law states that pressure is inversely proportional to volume? Charles’s Law Boyle’s Law Avogadro’s Law Dalton’s Law None 14. Real gases deviate from ideal behavior at: High temperature, low pressure High pressure, low temperature Low volume, high temp Normal conditions None 15. According to kinetic theory, gas pressure is due to: Weight of particles Attractive forces Collisions with container walls Size of particles None 16. At STP, 1 mole of any gas occupies: 22.4 mL 22.4 L 2.24 L 1.12 L None 17. Which gas shows maximum deviation from ideal behavior? N₂ H₂ NH₃ He None 18. Which of the following is not an assumption of ideal gas? No force of attraction Random motion Definite volume Elastic collisions None 19. Intermolecular forces are weakest in: Solids Liquids Gases Crystals None 20. Which has highest boiling point? Ether Water Alcohol Acetone None 21. Surface tension increases with: Decrease in temperature Increase in temperature High vapor pressure Weak IMF None 22. Evaporation causes: Heating Cooling No effect Condensation None 23. Which crystal has covalent bonding? Diamond NaCl Iodine Ice None 24. Vapor pressure of a liquid increases with: Decrease in temperature Increase in IMF Increase in temperature None of these None 25. Which statement best explains why biology is considered a multidisciplinary science? It includes only the study of animals. It focuses only on environmental factors. It integrates chemistry, physics, and mathematics in understanding life processes. It studies only structural organization in organisms. None 26. The branch of biology that deals with the study of internal structures using imaging techniques is: Histology Anatomy Biotechnology Morphology None 27. Which of the following statements about the level of biological organization is incorrect? Tissues are made of similar types of cells. Organs are composed of different types of tissues. Populations include multiple species in one area. Ecosystems include both living and non-living components. None 28. Which of the following scientists is credited with coining the term "Biology"? Aristotle Ibn al-Nafis Lamarck and Treviranus Carolus Linnaeus None 29. The main reason biology is considered a science is because it: Only studies animals and plants. Involves memorization of facts. Uses the scientific method to solve biological problems. Describes life based on ancient texts. None 30. Which discipline would most likely be used to study the interactions between organisms and their environment? Paleontology Taxonomy Ecology Genetics None 31. Which tool is essential for observing living cells in detail? Compound microscope Dissecting needle Hand lens Thermometer None 32. Which of the following pairs is mismatched in terms of biological careers? Pharmacologist – Studies drug effects Geneticist – Studies inheritance Marine Biologist – Studies space organisms Biotechnologist – Uses biology in industrial processes None 33. Which of the following is a valid hypothesis? Water is wet. If fertilizer is added, plant growth will increase. Plants are green. The sun rises in the east. None 34. Which is not a characteristic of living organisms? Homeostasis Reproduction Crystallization Response to stimuli None 35. What is the mass of 2.5 moles of NaCl? (Molar mass of NaCl = 58.5 g/mol) 146.25 g 117.0 g 100.0 g 145.0 g None 36. How many molecules are there in 5 grams of water? (Molar mass H₂O = 18 g/mol, NA = 6.022×10²³) 1.67×10²³ 6.022×10²³ 3.34×10²³ 1.2×10²² None 37. A gas occupies 300 mL at 1 atm. What volume will it occupy at 2 atm? (Temperature constant) 600 mL 150 mL 100 mL 200 mL None 38. What is the volume occupied by 2 moles of an ideal gas at STP? 22.4 L 11.2 L 44.8 L 33.6 L None 39. If a liquid has a density of 1.5 g/mL, what is the mass of 250 mL? 325 g 375 g 400 g 300 g None 40. A solution contains 5 g of NaOH in 500 mL. What is its molarity? (Molar mass of NaOH = 40 g/mol) 0.25 M 0.5 M 0.2 M 1.0 M None 1 out of 4 Thanks For Submitting Your Quiz !! Grand Mock Test (AFNS) Your Good Name: Your City: Email: 1. Avogadro’s number is: 6.02 × 10⁻²³ 6.02 × 10²³ 6.02 × 10²⁰ 6.02 × 10²² None 2. Which instrument is used to determine relative atomic masses? Hydrometer Manometer Barometer Which instrument is used to determine relative atomic masses? None 3. Which of the following is not a physical property? Flammability Color Density Melting Point None 4. The number of moles in 22.4 dm³ of any gas at STP is: 0.5 1.0 1.5 2 None 5. Which of the following is an empirical formula? C₂H₄ CH C₆H₁₂O₆ C₂H₆ None 6. The maximum number of electrons in a shell is given by: 4n² 2n² n² 2n None 7. Which of the following orbitals has a spherical shape? f-orbital d-orbital p-orbital s-orbital None 8. The atomic number is equal to the number of: Protons and Electrons Protons only Electrons only Neutrons None 9. Ionization energy of elements: Remains constant Decreases across the period Increases across the period Increases down the group None 10. The bond in NaCl is: Ionic Coordinate Metallic Covalent None 11. Select The Sentence With Correct Subject-Verb Agreement: The List Of Items Are On The Table. The List Of Items Is On The Table. The List Of Items Were On The Table. The Items On The List Is On The Table. None 12. Choose The Correct Sentence: Neither The Teacher Nor The Students Was Present. Neither The Teacher Nor The Students Were Present. Neither Teacher Nor Students Was Present. Neither The Teacher Or The Students Were Present. None 13. "Someone Has Stolen My Purse." My Purse Has Been Stolen By Someone. My Purse Was Stolen By Someone. My Purse Had Been Stolen By Someone. My Purse Is Stolen By Someone. None 14. Which Sentence Contains A Dangling Modifier?. The Book, Which Was Expensive, Fell Apart. After Finishing The Exam, The Results Were Checked. Running Down The Street, The Dog Chased The Cat. She Found The Keys While Cleaning The Room. None 15. Select The Correct Subjunctive Mood Sentence: If I Were Rich, I Would Travel The World. If I Had Been Rich, I Would Travel The World. If I Am Rich, I Will Travel The World. If I Was Rich, I Would Travel The World. None 16. Choose The Sentence With Proper Parallel Structure:. She Likes Hiking, To Swim, And Riding Bicycles. She Likes Hiking, Swimming, And To Ride Bicycles. She Likes To Hike, Swimming, And Riding Bicycles. She Likes Hiking, Swimming, And Riding Bicycles. None 17. Q6. Identify The Gerund Phrase In The Sentence: "Writing Essays Requires Patience And Practice." Essays Requires Patience And Practice Requires Patience Writing Essays None 18. Which Sentence Uses Correct Punctuation? The Doctor Said “Rest Is Essential For Recovery”. The Doctor Said, “Rest Is Essential For Recovery.” The Doctor Said “Rest Is Essential For Recovery.” None 19. Choose The Correct Conditional Sentence: If You Had Heated Ice, It Would Have Melted. If You Heat Ice, It Melts. If You Heated Ice, It Would Melt. If You Will Heat Ice, It Will Melt. None 20. Which Sentence Has An Infinitive Phrase? She Wants To Become A Doctor. Becoming A Doctor Is Her Dream. Her Dream Is Becoming A Doctor. She Dreams Of Becoming A Doctor. None 21. Which Of The Following Is A Scalar Quantity? Acceleration Distance Force Velocity None 22. Which Of The Following Is A Vector Quantity? Temperature Displacement Time Mass None 23. The Magnitude Of A Vector Can Never Be: Fractional Zero Negative Positive None 24. Two Vectors Are Equal If They Have The Same: Any Magnitude And Any Direction Both Magnitude And Direction Direction Only Magnitude Only None 25. The Resultant Of Two Vectors Is Maximum When The Angle Between Them Is: 0° 90° 270° 180° None 26. The SI Unit Of Length Is: Millimeter Kilometer Meter None 27. Which Of The Following Is A Fundamental Unit? Watt Second Joule Newton None 28. The Unit Of Force In The SI System Is: Pascal Dyne Joule Newton None 29. Which of the following is a derived unit ? Volt Ampere Kelvin Kilogram None 30. The Correct Representation Of A Unit For Acceleration Is: s/m² m/s² m·s⁻¹ m/s None 31. A man is 5 years older than his wife, who is ten times as old as her daughter. If the daughter attains the age of 8 in 3 years' time, what is the age of the man? 55 50 45 40 None 32. If three clothes are dried in 2 hours, in how many hours can 6 clothes, hung up together, be dried? 4 hours 2 hours 6 hours 1 hour None 33. The life history written by oneself is known as ______. Diary Memoir Autobiography Biography None 34. A place where aeroplanes land is called an ______. Heliport Airstrip Airport Airfield None 35. What is that which is found once in a YEAR, twice in a WEEK, but never in a DAY? E Y R A None 36. Rearrange the words to form a sensible sentence: "Dogs seldom bite barking." Bite dogs seldom barking. Barking dogs seldom bite. Seldom dogs bite barking. Dogs bite seldom barking. None 37. A is the father of B, but B is not A's son. What is B to A? Aunt Mother Sister Daughter None 38. X and Y are the parents of Z. But Z is not the son of X. What is Z to X? Cousin Niece Nephew Daughter None 39. If the day that will dawn two days after tomorrow is Friday, what day of the week dawned two days before yesterday? Wednesday Sunday Tuesday Monday None 40. Day after tomorrow is Eid. The same day next week falls on Monday. Today is ______. Tuesday Saturday Monday Sunday None 41. Insert mathematical signs between the figures: 15 5 2 = 18. +, × ÷, + −, + ×, − None 42. If 6 × 2 = 31, 8 × 2 = 41, 2 × 2 = 11, 6 × 6 = 33, then 8 × 6 = ? 43 34 48 36 None 43. If 2 × 8 = 4, 1 × 15 = 5, 4 × 24 = 6, then 5 × 40 = ? 8 10 6 7 None 44. If the word GREEN is written as FQDDM in code, how would you write YELLOW in code? XDJKMV XDKMNV XDKKNV XDKMKV None 45. If WVXZWE means DECADE, which word means FACED? XYWVD VWXYZ YXZWE XWYVD None 46. If A = 2, B = 3, C = 4, and so on, what does the following number stand for? 14, 2, 11, 16, 19. PAKIS SMART DOGAR NAMES None 47. Insert the missing letters in the series: U, R, N, K, G, ______. D E F C None 48. Spot out the stranger in the following: 12, 15, 18, 20, 26, 27. 20 27 18 26 None 49. Complete the series: 31, 29, 30, 28, 29, ______. 26 27 28 29 None 50. Complete the series: 3, 5, 6, 10, 9, 15, 12, ______. 20 18 25 22 None 1 out of 5 Thanks For Submitting Your Quiz !! Grand Mock Test (SZABMU) Your Good Name: Your City: Email: 1. Which bacterial structure is primarily responsible for conjugation? Capsule Pilus Flagellum Endospore None 2. Mycobacterium tuberculosis resists Gram staining due to: Thick peptidoglycan Lipopolysaccharide Mycolic acid Teichoic acid None 3. The function of beta-lactam antibiotics is to: Inhibit DNA synthesis Inhibit protein synthesis Inhibit cell wall synthesis Disrupt plasma membrane None 4. Which of the following bacteria is oxidase-positive? Escherichia coli Klebsiella pneumoniae Pseudomonas aeruginosa Proteus mirabilis None 5. In bacterial growth, the lag phase is characterized by: Rapid cell division Nutrient depletion Enzyme synthesis and adaptation Spore formation None 6. Which bacterial toxin is a neurotoxin? Cholera toxin Shiga toxin Botulinum toxin Diphtheria toxin None 7. The term "facultative anaerobe" refers to bacteria that: Require oxygen Die in the presence of oxygen Can grow with or without oxygen Only grow in carbon dioxide None 8. Ziehl-Neelsen staining is used to identify: Gram-negative bacilli Acid-fast bacteria Spirochetes Endospore-forming bacteria None 9. Which of the following is an intracellular pathogen? Vibrio cholerae Neisseria meningitidis Listeria monocytogenes Staphylococcus aureus None 10. The bacterial chromosome is: Linear and double-stranded Circular and double-stranded Circular and single-stranded Linear and single-stranded None 11. Which organelle is involved in detoxification and lipid synthesis? Rough ER Golgi apparatus Smooth ER Lysosome None 12. The amphipathic nature of phospholipids is due to: Protein channels Polar head and non-polar tail Membrane proteins Cholesterol content None 13. What is the major function of ribosomes? DNA replication ATP synthesis Protein synthesis Carbohydrate storage None 14. The monomer of proteins is: Nucleotide Monosaccharide Amino acid Fatty acid None 15. Which of the following bonds is strongest in biological systems? Hydrogen bond Ionic bond Covalent bond Van der waals intrection None 16. Enzymes speed up chemical reactions by: Increasing temperature Lowering activation energy Raising product concentration Breaking down ATP None 17. pH is the measure of: Hydrogen ions concentration Oxygen availability Salt concentration Redox potential None 18. Which element is NOT a trace element in cells? Iron Zinc Copper Carbon None 19. A dehydration synthesis reaction: Requires water Breaks down molecules Releases water Occurs only in plants None 20. Which cellular component modifies and packages proteins? Lysosome Golgi apparatus Peroxisome Mitochondria None 21. Which of the following is a scalar quantity? Velocity Displacement Force Energy None 22. If two vectors are perpendicular, their dot product is: Zero One Maximum Equal to their sum None 23. The magnitude of a vector is always: Negative Positive Zero Undefined None 24. Which of the following represents a vector quantity? Power Time Acceleration Temperature None 25. The cross product of two vectors results in a: Scalar Vector Unit vector Zero None 26. Work done is zero when: Force is perpendicular to displacement Force is parallel to displacement Displacement is maximum Force is large None 27. A vector’s direction is represented by: Its magnitude The angle with x-axis Unit scalar Distance None 28. Which is not a vector quantity? Momentum Torque Mass Weight None 29. Two vectors are equal if they have: Same magnitude and direction Same magnitude only Same direction only Same angle None 30. Displacement is the shortest distance between: Any two points Initial and final position Start and any random point Path taken by object None 31. Identify the correct passive form: "He writes a letter." A letter wrote by him A letter is written by him A letter is being written by him A letter was written by him None 32. Choose the correct form: "If I ____ a bird, I would fly." am was were had been None 33. Identify the adverb in the sentence: "She sings beautifully." She Sings Beautifully None None 34. The word "honest" begins with a vowel sound, so the correct article is: a an the no article None 35. Which sentence is correct? He don’t like coffee He doesn’t likes coffee. He doesn’t like coffee. He isn’t like coffee. None 36. Identify the tense: "She had been working there for 3 years." Present perfect Past perfect continuous Future perfect Present continuous None 37. Which sentence uses a conditional clause? She sings well. If he comes, I will go. He is reading a book. They played cricket. None 38. The comparative form of "good" is: Gooder Better Best More good None 39. Identify the correct reported speech: He said, "I am tired." He said he was tired. He said I was tired. He said he is tired He said that I am tired. None 40. Choose the correct conjunction: "She was late ____ she missed the bus." but because so and None 41. The first wahi (revelation) came in which cave? Hira Thawr Uhud Safa None 42. Which Surah is considered the "heart of the Quran"? Surah Fatiha Surah Yasin Surah Ikhlas Surah Rahman None 43. How many Farz (obligatory) prayers are there in a day? 3 4 5 6 None 44. Zakat becomes obligatory at what minimum amount of gold? 5 grams 7.5 tolas 10 grams 2.5 tolas None 45. Who was the compiler of the Quran in book form? Umar (RA) Uthman (RA) Abu Bakr (RA) Ali (RA) None 46. Pakistan's first constitution was passed in: 1947 1956 1962 1973 None 47. The Simla Agreement was signed in: 1965 1971 1972 1973 None 48. Objective Resolution was passed in: 1947 1949 1951 1956 None 49. Which city is known as "City of Lights"? Lahore Islamabad Karachi Multan None 50. Who presented the Pakistan Resolutions in 1940z? Quaid-e-Azam Liaquat Ali Khan Allama Iqbal A. K. Fazlul Huq None 1 out of 5 Thanks For Submitting Your Quiz !!