YAtt Young Achievers Talent Test Class X Sample Test Paper 2017-18

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Exam : Young Achievers Talent Test YAtt
Document Type : Sample Question Paper
Category or Subject : 4, 5, 6, 7, 8, 9, 10, 11&12. Students
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Young Achievers Talent Test Question

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Related : YAtt Young Achievers Talent Test Class IX Sample Test Paper I & II 2017-18 : www.pdfquestion.in/23082.html

** The test is open to students studying in classes 4, 5, 6, 7, 8, 9, 10, 11&12. The Syllabus will be based on the general educational level of each class.

YAtt Subjects

The test covers four areas :
** Mathematics
** Science
** Mental Ability
** General knowledge

YAtt Sample Test Papers

** There is a limit on the total number of candidates who can appear for the test. Students are therefore advised to register early.

Sample Paper – Class X

Time Allowed : 3 hrs
Maximum Marks : 100

Mathematics

Q1.If two positive integers ‘a’ and ‘b’ are written as a=pq2 and b=p3q2, where ‘p’ and ‘q’ are prime numbers, then LCM(a, b) =
a)pq
b) p2q3
c) p3q2
d) p2q2
Ans-c We know that LCM = product of the highest powers of all the prime factors of the numbers pq2, p3q2 is p3q2

Q2. Which is the least positive integer that is divisible by 20 and 24.
a)120
b)360
c)140
d)240
Ans-a Least positive integer divisible by 20 and 24 is LCM of (20, 24). 20=22×5 24=23×3 ? LCM (20, 24) = 23x 3x. 5 = 120 Thus 120 is divisible by 20 and 24

Q3. The HCF of two consecutive numbers is ?
a)2
b)1
c)3
d)0
Ans-b The HCF of two consecutive numbers is always 1.

Q4. The LCM of two consecutive numbers is ______________.
a)Their sum
b)0
c)Their difference
d)Their product
Ans-d The LCM of two consecutive numbers is always their product.. ( e.g the LCM of 24 , 25 is equal to 24 x 25 = 600 )

Q5. If the sum of the zeroes of the cubic polynomial 4×3-kx2-8x-12 , then the value of ‘k’ is ?
a) 2
b)-3
c) +3
d) 3
Ans-b

Q20. Fill in the blanks: A solid obtained by revolving a right angled triangular lamina about any side (other tha the hypotenuse) is called a _______________.
a)spherical sphere
b)cylinder
c) right circular cone
d)None of the above
Ans-c

Q21.When the medians of a triangle are concurrent.What is their point of concurrence called?
a)Center
b)Centroid
c)Collinear
d)None of these
Ans-b

Q22.What is a polynomial of degree zero called ?
a)Linear polynomial
b)Quadratic polynomial
c)Bi-quadratic polynomial
d)Constant polynomial
Ans-d

Q23. What is the mean of the first 10 prime numbers ?
a)1.40
b)130
c)12.90
d)16.80
Ans-c The first 10 prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29 ? Mean = Sum of first 10 prime numbers/10 = (2+3+5+7+11+13+17+19+23+29) / 10 = 129 / 10 = 12.9

Science

Q26.Suppose you dissolve some crystals of copper sulphate in water. Then what will be the colour of the solution so obtained?
a) Red
b)Brown
c)Blue
d)Pink
Ans-c-Blue

Q27.What is the colour of zinc metal ?
a) Brown
b)Silver
c)White
d)Grey
Ans-d-Grey

Q28.Which one of the following will be required to identify the gas evolved when diluted HCl reacts with zinc metal?
a) Litmus Solution
b)Water
c)Lime Water
d) A burning splinter
Ans-d- A burning splinter

Q29.The basic nature of Sodium Hydroxide (NaOH) is due to the presence of which one of the following ions in the solution ?
a) Chloride Ions
b)Hydroxide ions
c)Sodium Ions
d)None of these
Ans-b- Hydroxide ions

Q30.Why does a bud of petunias become reddish purple after the first shower of rain ?
a)The first shower causes the bubs to bloom.
b)The first shower has acid .
c)The first shower has proteins
d)All of these
Ans-b- The first shower has acid .

General Knowledge

Q51. In which state is Hazaribagh National park is located?
a) Bihar
b) Uttar Pradesh
c) Rajasthan
d) Jharkhand
Answer : d

Q52. Where is the Prince of Wales Museum located?
a) New Delhi
b) Mumbai
c) Kolkata
d) Chennai Answer : b

Q53. M.S. Gopla Krishnan is a famous exponent of which musical instrument?
a) Violin
b) Sitar
c) Veena
d) Tabla
Answer : a

Q54. Nirad C. Chaudhuri is a famous ___________?
a) Film Director
b) Writer
c) Classical singer
d) None of these
Answer : b

Q55. Who is the author of Ghasiram Kotwal?
a) Munshi Premchand
b)Amrita Preetam
c) Vijay Thendulkar
d)R K Narayan
Answer : b

Mental Ability

Q76.Let us assume that the first and second letters of the word “DEPRESSION” are interchanged.Then the third and fourth letters ,the fifth and sixth and so on.Now which of the following letter will be the seventh letter from the right.
a) R
b)S
c)P
d)E
Answer : c

Q77.Which of the following does not belong to the group?
a) Bread
b)Chocolate
c)Cake
d)Biscuit
Answer-b

Q78.If in a certain code IMAGE is written as 913175 ,then how will SMALL be written in the same code?
a)913714
b)19131212
c)2121391
d)39421563
Answer-b

Q79.Suppose the value of PAPER in a certain code is 56 and that of SHEET is 57 ,then what will be the value of PARROT in the same code.
a)80
b)58
c)65
d)88
Answer-d

Q80. ACE : FHJ ::OQS :________
a)TVX
b)VTX
c)UWZ
d)TUR
Answer-a