Matter In Our Surrounding Test

Matter In Our Surrounding

This is Matter in our Surrounding Test-01 for CBSE class 09 Science.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
What is the physical state of water at\({\text{1}}{00^0}{\text{C}}\)?
  • A
    Liquid
  • B
    All of these
  • C
    Solid
  • D
    gaseous
    Correct
2
Convert 300K into Celsius
  • A
    \({\text{2}}{{\text{7}}^0}{\text{C}}\)
    Correct
  • B
    \({\text{27}}{{\text{3}}^0}{\text{C}}\)
  • C
    \({\text{57}}{{\text{3}}^0}{\text{C}}\)
  • D
    \({\text{3}}{00^0}{\text{C}}\)
3
According to ancient philosophers matter consists of
  • A
    four constituent
  • B
    Five constituents
    Correct
  • C
    three constituents
  • D
    Six constituents
4
Name the state of matter that ‘has minimum inter particle attraction’
  • A
    Liquid
  • B
    Solid
  • C
    All of these
  • D
    gas
    Correct
5
Identify the incorrect statement
  • A
    Water is least volatile
  • B
    Acetone is least volatile
    Correct
  • C
    Ether is most volatile
  • D
    Alcohol is moderately volatile
6
Statement A: Celsius scale is the best scale for measuring temperature. Statement B: \(C{O_2}\)is heavier gas than both \({{\text{N}}_{\text{2}}}\)and\({{\text{O}}_{\text{2}}}\). Which of the two statements is true?
  • A
    Neither a nor b
  • B
    Both a and b
  • C
    Statement A
  • D
    Statement B
    Correct
7
What is the physical state of water at\({\text{1}}{0^0}{\text{C}}\)?
  • A
    gas
  • B
    Solid
  • C
    All of these
  • D
    Liquid
    Correct
8
The room temperature on Celsius scale is\({\text{2}}{{\text{5}}^0}{\text{C}}\). What is the temperature on the Kelvin scale?
  • A
    300K
  • B
    50K
  • C
    200K
  • D
    298K
    Correct
9
Statement A: In Kelvin temperature, the symbol (0) is not used. Statement B: Mercury is used in glass thermometers because it does not stick with glass. Which of the two statements is true?
  • A
    Statement B
  • B
    Neither a nor b
  • C
    Both a and b
    Correct
  • D
    Statement A
10
Name one common substance which can undergo a change in state upon heating or cooling.
  • A
    Salt
  • B
    All of these
  • C
    Sugar
  • D
    Water
    Correct
11
The temperature above which a gas cannot be liquefied is known as
  • A
    Critical temperature
    Correct
  • B
    Boiling temperature
  • C
    critical pressure
  • D
    Melting temperature
12
In which one of the following sets is each one a solid under ordinary conditions-
  • A
    Mercury, Iron, gold
  • B
    Salt, sugar, chalk
    Correct
  • C
    Oxygen, Nitrogen, Sulphur
  • D
    Stone, water, ice
13
Match the following with correct response. (1) Element (2) Compound (3) Mixture (4) Liquid element (A) sugar (B) mercury (C) Salt solution (D) Gold
  • A
    1-D, 2-A, 3-C, 4-B
    Correct
  • B
    1-C, 2-B, 3-D, 4-A
  • C
    1-B, 2-D, 3-A, 4-C
  • D
    1-A, 2-C, 3-B, 4-D
14
Match the following with correct response. (1) Solids (2) Gases (3) Liquids (4) Mixture (A) Have definite volume do not have definite shape (B) Intermolecular spaces are minimum (C) Combined in any ratio (D) Intermolecular spaces are maximum
  • A
    1-A, 2-C, 3-B, 4-D
  • B
    1-D, 2-A, 3-C, 4-B
  • C
    1-B, 2-D, 3-A, 4-C
    Correct
  • D
    1-C, 2-B, 3-D, 4-A
15
Which of the following statements is correct for solid state? (a) The constituent particles are closely packed (b) The attracting forces are very strong (c) The movement of constituent particle is restricted (d) They do have fixed shape
  • A
    (a), (b) and (c) are correct
  • B
    All of these
    Correct
  • C
    (a) and (b) are correct
  • D
    (b) and (c) are correct