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Organisation : Radiant Academy for Competitors & Scholars RACS
Announcement : Model Test Paper
Examination : Kanpur Talent Search Examination (KTSE)

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RACS Model Test Papers CLASS-VI

Chemistry :
1. A gas used to kill germs during purification of water is :
(a) Hydrogen

(b) Oxygen
(c) Nitrogen
(d) Chlorine
(e) None

2. A gaseous product obtained when a candle burns is :
(a) sulphur dioxide
(b) oxygen
(c) Nitrogen
(d) Carbon dioxide
(e) none

3. Hardness in water is caused due to presence of :
(a) Chlorides of calcium
(b) Sulphates of magnesium
(c) Bicarbonates of Calcium & Magnesium
(d) All the above
(e) None

4. Select correct matching :
Mixture Separation technique
Cream from milk (i) Distillation
Ammonium Chloride and Sodium chloride (ii) Centrifugation
C- Alcohol and water (iii) Filtration
D- Chalk and water (iv) Sublimation
(a) A-(i), B-(ii), C-(iii), D-(iv)
(b) A-(ii), B-(iv), C-(i), D-(iii)
(c) A-(ii), B-(i), C-(iv), D-(iii)
(d) A-(i), B-(iv), C-(iii), D-(ii)
(e) none

5. Select incorrect statement
(a) Oxygen supports burning
(b) Oxygen is combustible gas
(c) Oxygen is released during photosynthesis
(d) Oxygen is utilized during respiration
(e) None

Physics

6. A force applied on a moving body may
(a) bring it to rest
(b) increase its speed
(c) decrease the speed
(d) all of the above
(e) none

7. In a magnet, the magnetic domains (tiny magnets) are aligned :
(a) in all directions
(b) in particular direction
(c) in a continuously changing manner
(d) never aligned
(e) none

8. We are able to see objects because :
(a) they absorb light
(b) they reflect light
(c) total internal reflection takes place in them
(d) all the light is refracted through them (e) none

9. Which of the following is different from others ?
(a) Speed
(b) Acceleration
(c) Force
(d) Time (e) none

10. With the depth of a liquid, exerted pressure _______.
(a) decreases
(b) ceases
(c) increases
(d) no change
(e) none

Reasoning

16. Which one letter-pair will complete the series ?
Series : A Z, C X, E V, ?
(a) G S
(b) G T
(c) H T
(d) H U
(e) none

17. The letters of the word RACTOR are in disorder. If they are arranged in proper order, the name of vegetable is formed. What is the last letter of the word so formed ?
(a) T
(b) A
(c) C
(d) O
(e) R

18. Ram is the brother of Shyam, and Mahesh is the father of Ram, Jagat is the brother of Priya and Priya is daughter of Shyam, who is the uncle of Jagat ?
(a) Shyam
(b) Mahesh
(c) Ram
(d) can not say
(e) none

19. Madhav ranks seventeenth in a class of thirty-one. What is his rank from the last ?
(a) 13
(b) 14
(c) 15
(d) 16
(e) 17

20. 3, 5, 9, 17, …
(a) 26
(b) 65
(c) 33
(d) 42
(e) 46

CLASS-VII

Chemistry

1. It is a basic gas :
(a) Ammonia
(b) Carbondioxide
(c) Chlorine
(d) Nitrogen dioxide
(e) none

2. Monobasic acid is
(a) H2SO4
(b) H2CO3
(c) CH3COOH
(d) H2SO3
(e) H3PO4

3. Select the correct matching.
Reactants Gaseous products
(A) Sodium + dil. Hydrochloric acid. (i) Hydrogen sulphide
(B) Sodium sulphide + dil hydrochloric acid (ii) Carbondixoide
(C) Sodium sulphite + dil. sulphuric acid (iii) Hydrogen
(D) Sodium carbonate + di. hydrochloric acid (iv) Sulphurdioxide
(a) A?(ii), B?(i), C? (iii), D?(iv)
(b) A?(iii), B?(i), C? (iv), D?(ii)
(c) A?(i), B?(iii), C? (iv), D?(ii)
(d) A?(iii), B?(i), C? (iv), D?(ii)
(e) none

4. Two acids which are used to prepare “aqua regia” are :
(a) dilute hydrochloric & dilute nitric acid
(b) dilute hydrochloric & concentrated Nitric acid
(c) Conc. hydrochloric acid dilute nitric acid
(d) Conc. hydrochloric acid & Conc. nitric acid
(e) none

5. Which of following salt is not an acid salt ?
(a) Sodium dihydrogen posphate
(b) Sodium bisulphate
(c) Sodium bisulphite
(d) Sodium Sulphate
(e) none

Physics

6. A charged rod attracts another object kept nearby. The other object is then.
(a) either uncharged or having a charge opposite on that on the rod
(b) necessarily having a charge opposite to that on the rod
(c) necessarily uncharged
(d) can not say
(e) none

7. Charge flows between two ends of a conductor when :
(a) Same electric potential is present at the two ends.
(b) Equal and same type of charges are at the two ends.
(c) Different electric potentials exist at the two ends of a conductor
(d) The potential difference between the ends is zero
(e) none

8. The brightness of a surface lighted by a source of light depend on :
(a) luminous intensity
(b) distance of the surface from the source
(c) incandescence
(d) a & b both
(e) none

9. Woollen clothes are better than cotton clothes in winter because
(a) Wool is a poor conductor
(b) Wool has more tiny air spaces and can trap air better than cotton
(c) Cotton is good conductor of heat and cannot, therefore, act as an insulator
(d) Wool is so fabricated that it can not allow cold to enter in
(e) none

10. Work done in moving a unit positive test charge at a point inside an electric field is called.
(a) Potential difference
(b) Field
(c) Field intensity
(d) Electric power
(e) none

Reasoning :
16. Which number will replace the question mark ?
1, 2, 5, 12, 27, 58, ….. ?
(a) 121
(b) 136
(c) 135
(d) 174
(e) none

17. Which letter should be in place of the question mark in the following series ?
G H J M ? V
(a) T
(b) S
(c) R
(d) U
(e) Q

18. If P is the husband of Q and R is the mother of S and Q, what is R to P ?
(a) Mother
(b) Sister
(c) Aunt
(d) Mother-in-law
(e) none

19. How many of the following words can be made from the word “UNDERTAKING’, using any letter any number of times?
Racer, Inking, Reduce, Rater, Kanter, Drinker, Reduit, Kingle, Taken, Unaimed
(a) 4
(b) 5
(c) 7
(d) 6
(e) 3

20. How many numbers from 11 to 50 are there which are exactly divisible by 7 but not by 3?
(a) 2
(b) 4
(c) 5
(d) 6
(e) 7