Velammal Inter School Science Talent Olympiad Class – IX Model Question Paper : vkp.co.in

Organisation : Velammal Knowledge Park
Exam : Velammal Inter School Science Talent Olympiad
Document Type : Model Question Paper
Category or Subject : Class – IX
Year : VISTO -2015 – 16

Website : http://vkp.co.in/visto-2016/model-question-papers/
Download Model Question Paper : https://www.pdfquestion.in/uploads/9542-visto-ix.pdf

VKP VISTO Class – IX Model Question Paper

Season : II
Class : IX
Duration : 2hrs.
Max. Marks : 100

Related / Similar Question Paper :
Velammal School Science Talent Olympiad Class VIII Question Paper

Mathematics

1. Which of the following statements is true?
a) The graph of the equation 2y-5x=0 is parallel to y-axis
b) y= 3x+5 has a unique solution
c) The equation of the x-axis is y = 0
d) The graph of every linear equation in two variables is a curve

2. Two planes start from a city and fly in opposite directions, one averaging a speed of 40 kmph greater than the second. If they are 3400 km apart from each other in 5 hours, the sum of their average speeds, is ………….
a) 680 kmph
b) 360 kmph
c) 320 kmph
d) 640 kmph

3. Statement I : If the angles of a pentagon are in the ratio 2 : 3 : 3 : 3 : 4, then the least angle of the pentagon is 72o .
Statement II : If a and b are real numbers, then the equation 3x ? 5 ? a ? bx ?1 has a unique solution for all values of a and b.
a) Both statements I & II are correct
b) Both statements I & II are incorrect
c) Statement I is correct and statement II is incorrect
d) Statement I is incorrect and statement II is correct

4. The diagonals AC and BD of a parallelogram ABCD intersect each other at O. Let PQ be a line through O which meets BC at P and AD at Q. If area of quadrilateral ABPQ = k {area of parallelogram ABCD}, then k
a) 2/1
b) 4
c) 2
d) 1/4

5. Statement I :
Let m be the number of distinct (non congruent) integer sided triangles each with perimeter 15 and n be the number of distinct (non congruent) integer sided triangles each with perimeter 16, then (m-n) = 2.
Statement II : The adjacent sides of a parallelogram are 15 cm and 10 cm. If length of one diagonal of this parallelogram is 20 cm, then the length of the other diagonal will be 5 10 cm.
a) Both statements I & II are correct
b) Both statements I & II are incorrect
c) Statement I is correct and statement II is incorrect
d) Statement I is incorrect and statement II is correct

6. In a group of 500 people, 200 can speak Hindi alone while only 125 can speak English alone. The number of people who can speak both Hindi and English is …………
a) 175
b) 325
c) 300
d) 375

Physics

1. A body of mass m kg is lifted by a man to a height of one metre in 30 sec. Another man lifts the same mass to the same height in 60 sec. The work done by them are in the ratio
a) 1 : 2
b) 1 : 1
c) 2 : 1
d) 4 : 1

2. A bullet of mass 0.05 kg moving with a speed of 1 80 ms ? enters a wooden block and is stopped after a distance of 0.40 m. The average resistive force exerted by the block on the bullet is
a) 300 N
b) 20 N
c) 400 N
d) 40 N

3. Two bodies with kinetic energies in the ratio of 4 : 1 are moving with equal linear momentum. The ratio of their masses is
a) 1 : 2
b) 1 : 1
c) 4 : 1
d) 1 : 4

4. If momentum is increased by 20%, then kinetic energy increases by
a) 48%
b) 44%
c) 40%
d) 36%

5. The relationship between force and position is shown in the figure given (in one dimensional case). The work done by the force in displacing a body from x = 1 cm to x = 5 cm is
a) 20 ergs
b) 60 ergs
c) 70 ergs
d) 700 ergs

Chemistry

1. The atomic numbers of two elements X and Y are 31 and 33 respectively. The formula of the most probable compound formed between X and Y is
a) XY2
b) X2Y
c) XY
d) X3Y2

2. A metal ‘M’ belongs to 2nd group of the periodic table. The molar mass of its sulphate is 136. Then the molar mass of its phosphate is
a) 310
b) 135
c) 215
d) 365

3. Which of the following weighs more at STP?
a) 896 lit of CO
b) 25 10 023. 6 atoms of sodium
c) 24 10 0115 . 3 ? molecules of glucose
d) 28 mole of chlorine monoxide
[atomic weights : C = 12; O = 16; Na = 23; H = 1; Cl = 35.5]

4. 8.4 g of sodium bicarbonate is heated strongly where ‘x’ g of sodium carbonate and ‘y’ g of carbondioxide are liberated. The obtained sodium carbonate is treated with excess dilute HCl where ‘z’ g of carbon dioxide is liberated. Then the total weight of carbondioxide formed in this total process is
a) 8.8 g
b) 4.4 g
c) 6.6 g
d) 3.3 g

5. 20g of calcium carbonate [Molar mass = 100] is taken. Then which of the following is a correct statement?
I) It contains 0.3 mole of oxygen molecules.
II) It contains 0.2 g atom of carbon.
III) It contains 6.023?1023 atoms of all elements.
IV) It contains 23 3.6138?10 atoms of oxygen.
a) only i, ii and iii are correct
b) only i, ii and iv are correct
c) only ii, iii and iv are correct
d) all i, ii, iii and iv are correct

Biology

81. Read the following taxa
a) Paramoecium b) Penicillium c) Euglena
d) Spirogyra e) Funaria f) Marselia
g) Gnetum h) Dolichos i) Bacteria j) Hydra
In the above how many are multicellular chlorophyllous organisms.
a) Six
b) Five
c) Eight
d) Seven

2. Arrange the following in ascending order based on the number of cell organelles present in their cells.
A) Rhizobium B) Penicillium C) Ulothrix D) Matured xylem tracheid
a) A -> C -> B -> D
b) D -> C -> A -> B
c) D -> A -> B -> C
d) C -> B -> A -> D

3.Pick the set of plants which do not produce fruits in their life time.
p) Pinus q) Ipomea r) Fern s) Ulva t) Cladophora u) Agaricus v) Rice w) Nostoc
a) All except p & q
b) All except u, v & w
c) All except q & r
d) All except q & v

4. Zygotic meiosis occur in
a) Riccia
b) Marsilea
c) Paphiopedilum
d) Spirogyra