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Organisation : ICAD Foundation
Exam : Vidarbha Talent Search Examination
Document Type : Model Question Paper
Class : IX (Ninth)

Website : icadiit.com
Download Sample Question Paper : https://www.pdfquestion.in/uploads/7477-SamplePaperIX.pdf

ICAD Vidarbha Talent Search Examination Model Paper

Choose The Correct Option :

Physics

01. A paper wrapped tighly around the joint of a brass tube and its wooden handle is put in a flame. The paper will _________.
(a) Catch fire immediately
(b) Not burn at any place
(c) Burn around the brass tube
(d) Burn around the wooden handle

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02. If the surface of water in a lake is just going to freeze, then the temperature of water at the bottom is:
(a) 0°C (b) 4°C
(c) 3°C (d) None of these

03. A black body emits ________.
(a) Radiations of all wavelengths
(b) No radiations
(c) Radiations of only one wavelength
(d) Radiations of selected wavelength

04. Size of a nucleus is of the order of ________.
(a) 18 10 m – (b) 14 10 m – (c) 10 10 m – (d) 6 10 m –
05. In vaccum what will be common among. X-rays, visible light, radio waves and infra-red rays ?
(a) Speed (b) Frequency
(c) Wavelength (d) Amplitude

06. In radiation the heat energy from hot body to cold body, travels in the form of ________.
(a) Longitudinal waves
(b) Corpuscles
(c) Longitudinal as well as transverse waves
(d) Transverse waves

07. Two thin blankets piled together are warmer than a single one of the same total thickness as the two because ________.
(a) Air is enclosed
(b) The distance of the heat transmission increases
(c) Total surface increases
(d) It is a wrong statement

08. Two students ordered tea in a restaurant and waited for a friend who was to join them shortly, one of them poured hot tea in his cup and mixed cold milk in it and the other poured hot tea but mixed the cold milk only after the friend came after five minutes. Now the temperature of the cup of tea of the _____.
(a) Second student is the higher
(b) First student is higher
(c) Both student is the same
(d) First student is less by 20°C that of the second student

09. The door of a running refrigerator inside a closed room was left open. Then ________.
(a) The room will be cooled slightly
(b) The temperature of the room will be lowered
(c) The temperature of the room will not be affected
(d) The room will be warmed up gradually

10. The energy produced in the sun due to
(a) Fission reaction
(b) Fusion reaction
(c) Chemical Reaction
(d) Motion of electrons and ions

11. A copper disc has a circular hole at its centre. When the copper disc is heated to raise its temperature, the diameter of the hole will ______.
(a) Decrease (b) Not be affected
(c) Increase (d) None of these
12. The following one is not a primary colour
(a) Yellow (b) Red (c) Green (d) Blue

13. A well cut diamond appears bright because _____.
(a) Of reflection of light
(b) Of dispersion of light
(c) The total internal reflection
(d) Of refraction of light

14. A piece of cloth looks red in sun light. If it is held in the blue portion of a solar spectrum, it will appear ______.
(a) Red (b) Black (c) Blue (d) White
15. Which are of the following substances is the magnetic substance ?
(a) Mercury (b) Iron (c) Gold (d) Silver

16. The depolariser used in Laclanche cell is _______.
(a) Solution of ammonium chloride
(b) Porous pot
(c) Powdered carbon
(d) Maganese dioxide

17. The filament of an electric bulb is of tungston because _______.
(a) It’s resistance is negligible
(b) It is cheaper
(c) It’s melting point is high
(d) Filament is easily made

18. When the current passes through the filament it gets heated to incandscene and give light while the connecting wires are not heated because _______.
(a) The connecting wires are good conductor of heat while the filament is bad conductor
(b) The connecting wires are of low resistance while the filament is of high resistance
(c) The density of connecting wires is less than that of the filament
(d) The connecting wires are bad conductor of heat while the filament is good conductor

19. Cathode rays were studied first of all by
(a) J. J. Thomson (b) Rutherford (c) W. P. Coolidge (d) William crooke
20. Gases are good conductors of electricity at _____.
(a) High pressure (b) Low pressure
(c) Low temperature (d) High temperature

Chemistry

Choose The Correct Option :
31. Which of the following compound possess electrovalent bond, covalent bond and co-ordinate bond.
(a) HCl (b) NaCl (c) NaOH (d) NH4Cl
32. Which of the following is a redox reaction?
(a) NaCl + AgNO3 ¾¾®AgCl + NaNO3
(b) CuCl2+H2S CuS+2HC
(c) AlCl3+3NH4OH¾¾®Al(OH)3+3NH4Cl
(d) MnO2+ 4HCl¾¾®MnCl2+ 2H2O + Cl2

33. Protons are ________.
(a) Ionised H atoms
(b) a (alpha) particles
(c) All positive (+ve) particles
(d) represented by 0 + 1e

34. The pH of water at temperature greater than 298 K. is
(a) 7 (b) less than 7 (c) greater than 7 (d) all of these

35. Which of the following properties of a solution of NaCl will not vary as the concentration of salt is increased?
(a) pH
(b) Density
(c) Concentration of solution
(d) Electrical conductivity

36. Which one of the following is the acidic salt?
(a) Na2CO3 (b) CaCl2
(c) NH4Cl (d) NaCl

37. Ethylene is _______
(a) saturated hydrocarbon (b) olefin
(c) Paraffin (d) Aromatic compound

38. Which one of the following methods is not used to purify liquid organic compounds?
(a) Fractional distillation
(b) Distillation under, reduced pressure
(c) Steam distillation
(d) Fractional crystallisation

39. Artificial radioactivity was discovered by ____
(a) Rontegen (b) Becquerel
(c) Morie curie (d) Irene Joliot Curie

Mathematics

Choose The Correct Option :
61. If volume and surface area of sphere is numerically equal then its radius is
(a) 2 units (b) 3 units (c) 4 units (d) 5 units

62. The four triangles formed by the diagonals of a parallelogram are
(P) equal in areas
(Q) congruent to each other
(R) Similar to each other Then
(a) Only P is correct (b) P and Q are correct
(c) None is correct (d) All are correct

63. In ABCD , if a point on the diagonal AC is equidistant from the adjacent sides AB, AD and CB, CD respectively, then the quadrilateral is
(a) parallelogram (b) trapezium (c) rhombus (d) rectangle

Biology

Choose The Correct Option :
91. Which of the following statements are true ?
(A) Nitrogen is highly essential for rapid growth of plants
(B) Phosphate promote early growth as well as early maturity of plants
(C) Potassium develops a healthy root system
(a) A and B (b) B and C (c) C and D (d) A, B and C

92. Urea is a better fertilizer because
(A) Urea contains much higher percentage of nitrogen than either ammonium sulphate or ammonium nitrate
(B) The ammonia liberated by hydrolysis from urea is assimilated by the soil through the interaction of nitrifying bacteria.
(a) Only A is true (b) Only B is true
(c) Both A and B are true (d) None of these

93. Bone is used as a fertilizer since it contains the plant nutrient
(a) sodium (b) potassium (c) nitrogen (d) phosphorus

95. Which of the following combination is/are true ?
(A) Non-living components : Abotic components.
(B) The producer organisms : Biotic components.
(C) The consumer organisms : Biotic components
(D) The decomposer organisms : Biotic components
(a) Both A and B are true
(b) A, B and C are true
(c) B, C and D are true
(d) A, B, C and D are true

96. Which is regarded as a link between the living and the non-living ?
(a) RNA (b) DNA (c) Virus (d) Amoeba

97. Which of the following does provide the best estimate of world’s biological diversity ?
(a) Of about ten million species probably alive today. Some 20 species are lost every day. Most of the unknown because no more than half a million have yet been actually identified by scientists.
(b) of about seventy million living species, some 400 are lost every day, most of them unknown because no more than 3 million have been actually identified.
(c) Of about 60 million living species, some 100 are lost every day, most of them unknown because no more than 1.5 million have been actually identified
(d) Of about 30 million living species, some 50 are lost every day, most of them unknown because no more than 1.5 million have been actually