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Balochistan Academy for College Teachers (BACT), Quetta · 2024 · Total marks 100 (Objective 40 · Subjective 60) · Time allowed: 3 hours
OFFICIAL paper, published by Balochistan Academy for College Teachers (BACT), Quetta for the Balochistan cadet colleges and BRCs — typeset here with full attribution (see the site page for source links). The Urdu objective section is not reproduced: the available copy is too degraded for a faithful transcription. ANSWER KEY IS THIS SITE'S WORK — the published paper carries no key.
Objective Portion — 40 marks
Q1. Ibne Sina was born in ________.
Q2. Beauty and cleanliness are ________.
Q3. The plural of ‘ox’ is ________.
Q4. My brother gave a gift ________.
Q5. There is not ________ water in the stream.
Q6. A word that describes a noun is called:
Q7. The child _____________ because he is hungry.
Q8. Change into the passive: My brother plays football.
Q9. Change into the negative: We began to work hard for the test.
Q10. ‘He has been studying here for ten years.’ Which tense is it?
Q21. Which one represents the infinite set?
Q22. 12130 is divisible by:
Q23. If we subtract −13 from −6, the result is:
Q24. 8 − (6 − 6 ÷ 2) is equal to:
Q25. The second element of 5, 10, 14 will be
Q26. An object was sold at Rs. 48. If profit is 20%, then cost price will be:
Q27. The expression for ‘three more than x multiplied by two’ is:
Q28. The common end points of two rays are called:
Q29. Area of a rectangle is:
Q30. Number of vertices in a cuboid is:
Q31. Which one of the following is in an animal cell?
Q32. There are three bones in the ear. Where are these located?
Q33. Which gas is used in photosynthesis?
Q34. Which organisms are called producers?
Q35. Calcium carbonate is used:
Q36. The percentage of nitrogen in the air is:
Q37. Where are pollen grains located in?
Q38. The energy of a moving object is called:
Q39. Which of the following is an example of a wheel and axle system?
Q40. Passage of a light ray through a certain object is called:
Not reproduced in this typeset: the available copy's Urdu script is too degraded for a word-for-word transcription, and nothing is guessed. Sit this section from the official document — the site page carries the official links: https://www.bact.edu.pk/modal_paper.php
Subjective Portion — 60 marks
Answer any five questions. (2 × 5 = 10 marks)
I (2) Who was the first woman who embraced Islam?
II (2) What are the causes of air pollution?
III (2) What message does Eid give?
IV (2) What should we do before getting on a bus?
V (2) How should we serve our country?
VI (2) What was the name of the first woman who embraced Islam?
Scan note: The scan prints a near-duplicate of item I here.
VII (2) How should we behave with other passengers while travelling on a bus?
Answer (any five) questions from the following. (2 × 5 = 10 marks)
— (10 total) Item text not transcribable readably from the scan.
Scan note: The Urdu subjective items are too degraded in the available scan for a faithful transcription. The official document at the provenance links above carries it readable; the skills tested — محاورے، جملوں کی درست صورت، عبارت — are practised in this site's Urdu units.
Q1 (3) A number is multiplied by 5 and 3 is subtracted from it. If the result is 32, find the number.
Method: Build the equation one operation per line: 5x − 3 = 32 → 5x = 35 → x = 7. Check by running the paper's sentence on 7: 5 × 7 − 3 = 32 ✓.
Q1 OR (3) Find the HCF of 60, 72 and 84.
Method: Prime factorise: 60 = 2²·3·5, 72 = 2³·3², 84 = 2²·3·7. Common factors 2²·3 = 12 → HCF = 12. HCF takes the LOWEST power of each shared prime.
Q2 (3) The marked price of an object is Rs. 2500. If the sale price is Rs. 2400, find the discount percentage.
Method: Discount is always measured on the marked price: (2500 − 2400) / 2500 = 100/2500 = 4%. Divide by the MARKED price — dividing by the sale price is the classic wrong-turn.
Q2 OR (3) Simplify: 75 ÷ 35 × 46 − 43 (mixed-fraction expression as printed).
Scan note: The exact fractions in this expression are not legible in the scan — attempt the other option.
Q3 (4) A piece of cloth is 32 m long. Two pieces have been cut from it; find the length of the remaining piece.
Scan note: The cut lengths print as two mixed fractions the scan leaves half-legible (roughly 3⅗ m and 5⅔ m by the visible denominators). Method regardless of the exact numbers: remaining = 32 − (first piece) − (second piece), subtracting as mixed fractions with a common denominator.
Answer in 3 to 4 lines.
Q1 (3) Differentiate animal cell and plant cell.
Method: Three columns: cell wall — plant only; chloroplast — plant only; one big central vacuole — plant, where the animal cell has several small ones. The centriole is the animal-side structure.
Q1 OR (3) Write a short note on respiration in plants.
Q2 (3) What is the difference between a fixed pulley and a moveable pulley?
Method: Fixed pulley: the wheel stays put and only the rope runs over it — it changes the direction of your effort without multiplying force. Moveable pulley: the wheel travels with the load and shares the weight, so force required drops.
Q2 OR (3) Differentiate concave mirror and convex mirror.
Method: Concave curves inward and can converge light to a real focus (think of the inside-surface of a spoon); convex bulges outward and always spreads light into an upright, smaller virtual image (the outside-surface).
Q3 (4) When an empty glass is inverted vertically in a tub of water, the water does not enter inside the inverted glass. Why is it so?
Method: The glass goes down full of air, and the air cannot escape sideways through a closed top boundary — it stays trapped ABOVE the sealed edge and keeps pressing down with atmospheric pressure. The trapped air's pressure builds exactly enough to balance the water pushing up at the mouth, so no water enters. A dry towel tucked into the glass before dipping stays dry — the trapped air's final demonstration.
English (5) Write a story on: The Fox and the Grapes.
OR — Write an application to your school principal for a fee concession.
Urdu (5) Urdu — the prose topic text is not legible in the scan.
Scan note: Same honest miss: the official document carries it readable. The syllabus behind it is this site's Urdu units.
Science (5) Illustrate the internal structure of a leaf with a diagram and explain its different parts.
OR — Describe the characteristics of the image formed by a convex mirror with the help of diagrams.
Maths (5) Two water tanks have 630 litres and 672 litres volume capacity each. Find the volume of the largest pot that fills both tanks exactly.
OR — A square garden has a length of 65 m. A path 3 m wide runs around it on the outside. Find the area of the path.
Method: ‘Fills both exactly’ = a volume that divides 630 and 672 with zero remainder → HCF. 630 = 2·3²·5·7, 672 = 2⁵·3·7 → HCF = 2·3·7 = 42 litres. Check: 630 = 42 × 15 and 672 = 42 × 16 ✓ — 15 fills the first, 16 the second.
OR-method: Outer square side = 65 + 3 + 3 = 71 m. Path area = 71² − 65² = (71 − 65)(71 + 65) = 6 × 136 = 816 m². The difference-of-squares factorisation keeps the arithmetic small.
29 of 30 items keyed — authored and checked by Cadet College Prep. The published BACT paper carries no key.