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Aurous Potential Recognition Exam

Class - 8th (VIII) Duration : 2 hrs. | Maximum Marks : 180

IMPO RTANT INSTRUCTIONS

1. This Booklet is your Question Paper. DO NOT breakseal of Booklet until the invigilator instructs to do so.

2. Fill your APRE Roll No.& Answer Sheet No. in the space provided on the cover page.

3. Please make sure that paper you received is of your class only.

4. The Answer Sheet is provided to you separately which is a machine readable Optical Response Sheet (ORS).You have to mark your answers in the ORS bydarkening bubble,as peryouranswer choice, by using black or blue ball point pen.

5. After breaking the Question Paper seal, there are 15 pages in the booklet This Question Paper contains 60 MCQs with 4 choices (Subjects: Physics: 20, Chemistry: 20, Maths : 20)

6. Think wisely before darkening bubble as there is negative marking for wrong answer. Answer on ce marked by pen cannot be cancelled.

7. Marking Scheme:

a. If darkened bubble is RIGHT answer: 3 Marks.

b. If darkened bubble is WRONG answer 1 Mark (Minus One Mark).

c. If no bubble is darkened in any question: No Mark.

8. If you are fou nd involved in cheating or disturbing others, then your ORS will be cancelled.

9. Do not put any stain on ORS and hand It over back proper ly to the invigilator.

10. You can take along the question pa per after the test is over.

* Fill appropriate circle of subject in column no.12 of ORS, oth erwise your ORS will bet-stated as Invalid.

Name of the Candidate: ______

Registration Number: ______1. The force acting on a body of mass 1 kg moving with a uniform velocity of 5 ms–1 is : (A) 5 N (B) 0.2 N (C) 0 N (D) None of these

2. A force can : (A) Change the direction of a moving body (B) Change the state of rest or uniform motion of a body. (C) Change the shape of a body (D) All of the above

3. As we go deeper beneath the surface of liquid, the pressure : (A) Remains same (B) Increase (C) Decreases (D) Depends on weather

4. Gravitational force acts : (A) Only between the sum and the planets moving around it. (B) Only between the earth and the bodies on it (C) Between all bodies in the universe (D) Only between the sun and the earth

5. If a force of 100 N acts on an area of 10 m2, the pressure equal : (A) 100 N/m2 (B) 10 N/m2 (C) 1000 N/m2 (D) 1000 Nm2

6. When one object moves over the surface of other object - (A) surface of only upper object exerts force of friction on the lower object. (B) surface of only lower object exerts force of friction on the upper object. (C) surface of both the objects exert force in a direction opposite to each other. (D) None of the above

7. The friction force...... with the ...... in roughness of the surfaces. (A) Increase, increase(B) Decrease, increase (C) Decrease, increase (D) Increase, Decrease

8. A force that opposes the motion of one surface sliding over another is called :- (A) Friction (B) Newton (C) Lubrication (D) Ball bearing

9. Powder is used in carrom board for: (A) Increasing friction (B) Decreasing friction (C) Decoration (D) Fragrance

10. The surface of the head of a match stick and sides of a match box are deliberately made rough to: (A) Increase friction (B) Decrease friction (C) Increase amount (D) Decrease amount of heat

11. A long-jumper runs before jumping because (A) he covers a greater distance (B) he maintains momentum conservation (C) he gains energy by running (D) he gains momentum

12. A man is standing on a boat in still water. If he walks towards the shore the boat will (A) move away from the shore (B) remain stationary (C) move towards the shore (D) sink

AUROUS ACADEMY Address : Plot No. 30, Opposite Railway Track, Zone-II, M.P. Nagar, Bhopal (M.P.) 462011 2 13. A body of mass 5 kg undergoes a change in speed from 30 to 40 mls. Its momentum would increase by (A) 50 kg m/s (B) 75 kg m/s (C) 150 kg m/s (D) 350 kg m/s

14. The force needed to produce an acceleration of 6 m/s2 in a ball of mass 4 kg will be (A) 24 N (B) 30 N (C) 32 N (D) 36 N

15. A rocket works on the (A) first law of motion (B) second law of motion (C) third law of motion (D) law of conservation of energy

16. It is difficult to walk on ice because of (A) absence of friction (B) absence of inertia (C) more inertia (D) more friction

17. Which of the following class of forces is different from others? (A) magnetic force (B) electrical force (C) gravitational force (D) Stretching of a spring

18. The buoyant force depends on the (A) depth of a liquid (B) density of a liquid (C) colour of a liquid (D) none of these

19. Pascal is the unit for (A) pressure (B) thrust (C) buoyant force (D) none of these

20. An object of mass 10 g acquires a speed of 100 ms–1 in travelling through a distance of 50 cm. If the force acting on the object is constant, its magnitude will be (A) 1 newton (B) 10 newton (C) 100 newton (D) 1000 newton 

AUROUS ACADEMY Address : Plot No. 30, Opposite Railway Track, Zone-II, M.P. Nagar, Bhopal (M.P.) 462011 3 1. Which fibre is best suited for making blends ? (A) (B) (C) (D) Orlon

2. Which of the following fibre is named after two cities ? (A) Rayon (B) Koroseal (C) Nylon (D) Orlon

3. Which of the following is not a characteristics of nylon? (A) Low cost (B) Good performance (C) Naturally obtained (D) It is a type of fibre

4. Metals can be hammered into thin sheets. This property is called (A) Density (B) Malleability (C) Ductility (D) Strength

5. What is used for making stockings and parachute? (A) Bakelite (B) (C) Nylon (D)

6. Which of following fibres has the same monomer unit ? (A) Nylon and cellulose (B) Polyester & Nylon (C) Rayon & Nylon (D) Cellulose & Rayon

7. The first man - made fibre is (A) Teflon (B) Nylon (C) Terracotta (D) None of these

8. Which clothes will take lesser time than others to dry if soaked in water. (A) (B) Wood (C) Cellulose (D) Rayon

9. Why is rayon used as a fabric for dress materials? (i) Soft (ii) Moisture absorbent (iii) Silky (A) (i) and (ii) only (B) (ii) and (iii) only (C) (iii) and (i) only (D) (i), (ii) and (iii)

10. Which of the following fibre is similar to the wool ? (A) Nylon (B) Rayon (C) Acrylic (D) Polycot

11. Metals are malleable and ductile because (A) Metals can shine. (B) Metals produce sound. (C) Layers of metal atoms can slip over each other. (D) Atoms form close clusters.

AUROUS ACADEMY Address : Plot No. 30, Opposite Railway Track, Zone-II, M.P. Nagar, Bhopal (M.P.) 462011 4 12. Which is first plastic made ? (A) Polythene (B) Melamine (C) Bakelite (D) PVC

13. A metal used in thermometer is (A) Hg (B) Ca (C) Na (D) None

14. An element which is a metalloid (A) Antimony (B) Gold (C) Arsenic (D) Both 'A' and 'C'

15. A metal which is liquid at room temperature is: (A) Hg (B) Na (C) K (D) Al

16. The most reactive of the following metals is (A) Ca (B) Al (C) Ni (D) Pb

17. The strength of a material to withstand a weight without breaking is (A) tensile strength (B) flexibility (C) hardness (D) metallic strength

18. Metal which is the best conductor of electricity (A) Nickel (B) Silver (C) Gold (D) Sodium

19. Metal which does not react with HCl is (A) Mg (B) Cu (C) Na (D) Fe

20. The metal which can replace calcium from its salt is (A) Al (B) Zn (C) Fe (D) K



AUROUS ACADEMY Address : Plot No. 30, Opposite Railway Track, Zone-II, M.P. Nagar, Bhopal (M.P.) 462011 5 1. 3 (x – 5) – 5 (x – 2) = 0, then value of x is –

(A) (B) (C) (D) None of these

2. If 4x + = 5, then x =

(A) (B) (C) (D)

3. If , then x =

(A) x = – 6 (B) x = –3 (C) x = – 2 (D) x = – 3

4. The roots of are – (A) (5, 4) (B) (5, – 4) (C) (1, 2) (D) (–1, 2)

5. The sum of the rational numbers – and is:-

(A) – (B) (C) (D)

6. What number should be added to to get ?

(A) – (B) (C) (D)

7. Fill in the blanks :  ( ..... ) = –

(A) – (B) – (C) – (D) –

8. When simplified the product equals :

(A) (B) (C) (D)

9. The mean of 10, 12, 16, 20, P and 26 is 17. Then the value of P is : (A) 18 (B) 25 (C) 32 (D) 36

10. The relation between mean, median and mode for any data is : (A) mode = median – 2 mean (B) mode = 2 median – mean (C) mode = 2 median – 3 mean (D) mode = 3 median – 2 mean

AUROUS ACADEMY Address : Plot No. 30, Opposite Railway Track, Zone-II, M.P. Nagar, Bhopal (M.P.) 462011 6 11. The median of the following numbers 25, 27, 21, 23, 24 is : (A) 21 (B) 23 (C) 25 (D) 24

12. Mean of 11 observations is 17.5, if one observation value 15 is deleted. The mean of remaining observations is : (A) 15.75 (B) 16.75 (C) 17.75 (D) 18.75

13. The angles of a quadrilateral are in the ratio 1 : 2 : 3 : 4. The largest angle is (A) 72° (B) 144° (C) 36° (D) none of these.

14. In the given figure ABCD the angles x and y are : (A) 60°, 30° (B) 30°, 60° (C) 45°, 45° (D) 90°, 90°

15. In the adjoining figure ABCD is a parallelogram, then the measure of x is : (A) 45° (B) 60° (C) 90° (D) 135°

16. In the given figure ABCD is parallelogram. Then find the value of x if A = 3x + 10 and C = x + 80° : (A) 40° (B) 35° (C) 60° (D) 115°

17. The ordinate of the point (5, – 4) is : (A) – 5 (B) – 4 (C) 0 (D) None of these

18. The point (5, 8) lies in _____ quadrant : (A) I-quadrant (B) II-quadrant (C) III-quadrant (D) IV-quadrant

19. The line 3x – 7y = 10 meets y axis at the point :

(A) (B) (C) (D)

20. Image of point (2, 0) about y-axis is : (A) (0, 2) (B) (0, 2) (C) (–2, 0) (D) (0, 0) 

AUROUS ACADEMY Address : Plot No. 30, Opposite Railway Track, Zone-II, M.P. Nagar, Bhopal (M.P.) 462011 7 ANSWER KEY PHYSICS Q. NO. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. ANSWERC D B C B C A A B A Q. NO. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. ANSWERD A A A C A C B A C CHEMISTY Q. NO. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. ANSWERA C C B C D B D D C Q. NO. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. ANSWERC C A D A A A B B D MATHEMATICS Q. NO. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. ANSWERC A A D C A D B A D Q. NO. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. ANSWERD C B A C B B A B C

AUROUS ACADEMY Address : Plot No. 30, Opposite Railway Track, Zone-II, M.P. Nagar, Bhopal (M.P.) 462011 8