SZABMU 2nd Grand Mock TestBy abdulslambsn@gmail.com / July 17, 2025 2nd Grand Mock Test (SZABMU) Your Good Name: Your City: Email: 1. Which of the following statements is true regarding the mole concept? 1 mole of NaCl contains Avogadro’s number of sodium ions only The mass of 1 mole of oxygen atoms is 16 g 1 mole of hydrogen gas occupies 22.4 L at 0°C and 2 atm pressure 1 mole of electrons has a mass of 1 g None 2. The significant figures in 0.00560 are: 5 3 2 4 None 3. Ionization energy increases across the period due to: Increase in atomic radius Increase in shielding effect Increase in nuclear charge Decrease in effective nuclear charge None 4. Which bond is most polar? H–H H–F H–C H–Cl None 5. Which species is diamagnetic? O₂ NO CO O₂²⁻ None 6. The number of unpaired electrons in a nitrogen atom is: 3 2 1 0 None 7. Which of the following is not a property of covalent bonds? Directional Form between metals and nonmetals Low melting points Electron sharing None 8. The correct order of bond length is: Triple > Double > Single Single > Double > Triple Double > Triple > Single Triple > Single > Double None 9. Which of the following shows maximum bond angle? CH₄ H₂O BeCl₂ NH₃ None 10. Which of the following is a scalar quantity? Displacement Force Work Momentum None 11. A vector of magnitude 5 units is added to a vector of magnitude 12 units. The maximum resultant is: 13 17 7 Cannot be determined None 12. The angle between two equal vectors for their resultant to be equal to either is: 0° 90° 60° 120° None 13. Which operation is valid for scalars only? Cross product Dot product Scalar addition Vector subtraction None 14. If a vector A makes 45° with the x-axis, then its x-component is: A cos 45° A sin 45° A tan 45° A/2 None 15. The resultant of two vectors is maximum when the angle between them is: 90° 180° 0° 60° None 16. Which quantity has both magnitude and direction but is not a vector? Speed Temperature Magnetic flux Angular momentum None 17. In vector addition, the law of triangle is valid when: Vectors are perpendicular Vectors are in opposite direction Vectors are parallel Vectors are in same plane and tail-to-head None 18. What is the direction of a null vector? Undefined Along positive x-axis Along negative y-axis Along vector A None 19. Which of the following is not affected by vector subtraction? Direction Magnitude Scalar value Resultant angle None 20. Which of the following organelles is semi-autonomous and has its own DNA? Ribosome Mitochondria Golgi apparatus Lysosome None 21. Smooth endoplasmic reticulum is involved in: Protein synthesis Lipid synthesis DNA replication ATP production None 22. Which structure is not found in animal cells? Centrosome Chloroplast Mitochondria Nucleus None 23. The major component of plasma membrane is: Proteins only Lipids only Phospholipids and proteins Polysaccharides None 24. Which organelle is known as the ‘suicide bag’ of the cell? Ribosome Lysosome Peroxisome Mitochondria None 25. Prokaryotic ribosomes are: 70S type 80S type 60S type 90S type None 26. The basic structural and functional unit of life is: Nucleus Mitochondria Cell Organelle None 27. Which staining technique is used to differentiate Gram-positive and Gram-negative bacteria? Acid-fast stain Gram stain Negative stain Simple stain None 28. Peptidoglycan is a major component of: Plasma membrane Cell wall of bacteria Capsule Flagella None 29. Which of the following bacteria is rod-shaped? Cocci Bacilli Vibrio Spirilla None 30. Endospores are formed by bacteria to: Digest food Reproduce Survive extreme conditions Increase motility None 31. The outermost structure in a Gram-negative bacterium is: Capsule Plasma membrane Peptidoglycan Lipopolysaccharide layer None 32. Which of the following cells has no nucleus? Monocyte Neutrophil RBC Lymphocyte None 33. The clotting of blood is mainly due to: Hemoglobin Platelets White blood cells Plasma None 34. Which blood component transports oxygen? Leukocytes Erythrocytes Platelets Plasma None 35. Which is the most abundant plasma protein? Fibrinogen Globulin Albumin Hemoglobin None 36. The normal lifespan of RBCs is: 60 days 90 days 120 days 180 days None 37. Which component initiates immune response? Erythrocytes Neutrophils Lymphocytes Platelets None 38. Hemoglobin is composed of: Protein and lipid Heme and globin Protein and sugar Iron and calcium None 39. Identify the type of sentence: “Hardly had he reached the station when the train left.” Simple Compound Complex Interrogative None 40. Choose the correct indirect narration: He said, “I am reading a novel.” He said that I am reading a novel. He said that he was reading a novel. He told that he had read a novel. He said he is reading a novel. None 41. Which of the following is a transitive verb? Go Sit Sleep Build None 42. Which sentence is grammatically correct? He don’t like tea. She doesn’t likes coffee. They doesn’t know. She doesn’t like coffee. None 43. ‘Either of the two boys __ guilty.’ Fill in the blank. Are Is Were Have None 44. Which word is an adjective? Quickly Beautiful Running Swim None 45. Identify the correct preposition: “He is fond ___ music.” For About Of With None 46. What part of speech is the word ‘honestly’ in: “He answered honestly.” Verb Adjective Noun Adverb None 47. Which is an example of a complex sentence? I came, I saw, I conquered. He ran fast and won the race. Although he was tired, he continued. She sings well. None 48. Correct the sentence: “He is better than any boys in the class.” He is best than any boys. He is better than any boy in the class. He is more better than all. He is better among the boys. None 49. If a vector A makes 45° with the x-axis, then its x-component is: A cos 45° A sin 45° A tan 45° A/2 None 50. The resultant of two vectors is maximum when the angle between them is: 90° 180° 0° 60° None 1 out of 5 Thanks For Submitting Your Quiz !!