Class/Course - Class IX

Subject - Science

Total Number of Question/s - 4476

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  • 1. Matter in Our Surroundings - Quiz

    1. A solid has _________.
    a) maximum intermolecular force of attraction
    b) very high compressibility
    c) definite mass but no definite volume
    d) maximum intermolecular space

    2. Which of the following energy is absorbed during the change of state of a substance?
    a) specific heat
    b) latent heat
    c) heat capacity
    d) heat of solution

  • 2. Is Matter Around Us Pure - Quiz

    1. Separating funnel technique is used to separate components which are -
    a) Miscible liquids
    b) Immiscible liquids
    c) Solid and liquid
    d) Solid and gas

    2. The rusting of an iron object is called:
    a) corrosion and it is a physical as well as chemical change
    b) dissolution and it is a physical change
    c) corrosion and it is a chemical change
    d) dissolution and it is a chemical change

  • 3. Atoms and Molecules - Quiz

    1. An ionic compound will be formed by the combination of one of the following pairs of elements. This pair of elements is:
    a) chlorine and calcium
    b) calcium and sodium
    c) sulphur and carbon
    d) chlorine and chlorine

    2. The ratio of moles of atoms in 12 g if magnesium and 16 g of sulphur will be:
    a) 3 : 4
    b) 4 : 3
    c) 1 : 1
    d) 1 : 2

  • 4. Structure of the Atom - Quiz

    1. Give the number of electrons present in the outermost shell of atoms of each of the following elements.
    (i) Helium (ii) Magnesium (iii) Sulphur
    a) i-2, ii-3, iii-4
    b) i-1, ii- 4, iii-6
    c) i-2,ii-2, iii-6
    d) i-3, ii-4, iii-5

    2. An atom has a net charge of -1. It has 18 electrons and 20 neutrons. Its mass number is :
    a) 37
    b) 35
    c) 38
    d) 20

  • 5. The Fundamental Unit Of Life - Quiz

    1. Seat of photosynthesis is
    a) leucoplast
    b) chloroplast
    c) chromoplast
    d) both a and c

    2. The structural or functional unit of life is
    a) tissue
    b) organ
    c) organ system
    d) cell

  • 6. Tissues - Quiz

    1. Grift of pear is formed of
    a) sclereids
    b) sclerenchyma fibres
    c) tracheids
    d) all the above

    2. Permanent tissue differ from meristamatic tissue in
    a) inability to divide
    b) attainment of definite shape and size
    c) performing a distinct function
    d) all the above

  • 7. Diversity in Living Organisms - Quiz

    1. Which one of the following is egg layiing mammal:
    a) platypus
    b) bat
    c) whale
    d) seal

    2. Which is the most commonly used classification scheme ?
    a) Linnaeus
    b) Whittaker five kinfdom scheme
    c) Drwin five kingdom scheme
    d) Hooke five kindom scheme

  • 8. Motion - Quiz

    1. A car of mass 1000 kg is moving with a velocity of 10 m s-1. If the velocity-time graph for this car is a horizonta line parallel to the time axis, then the velocity of car at the end of 25 s will be:
    a) 25 m s -1
    b) 40 m s -1
    c) 10 m s -1
    d) 250 m s-1

    2. A particle moving with an initial velocity of 5 m/s is subjected to a uniform acceleration of -2.5 m/s2. The displacement in the next 4 seconds is:
    a) 40 m
    b) 60 m
    c) 20 m
    d) 0 m

  • 9. Force and Laws of Motion - Quiz

    1. The interia of a moving object depends on:
    a) momentum of the object
    b) speed of the object
    c) mass of the object
    d) shape of the object

    2. An unbalanced force acts on a body. Then the body:
    a) Must move with uniform velocity
    b) Must remain at rest
    c) Must move along a circle
    d) Must be accelerated

  • 10. Gravitation - Quiz

    1. Name the fundamental force which holds the planets in their orbits around the sun.
    a) Electro static force of attraction
    b) Nuclear force of attraction
    c) Electrostatic static force of attraction
    d) Gravitational force of attraction

    2. Which of the following is responsible for the flow of water in the river?
    a) Magnetic forces
    b) Gravitational force
    c) Electrical forces
    d) Friction forces

  • 11. Work and Energy - Quiz

    1. The work done on an object does not depend on the:
    a) displacement
    b) angle between force and displacement
    c) force applied
    d) initial velocity of the object

    2. What should be the angle between the force and displacement for maximum work?
    a) 00
    b) 300
    c) 600
    d) 900

  • 12. Sound - Quiz

    1. Stationary waves are formed by the superposition of two waves having the same frequency and amplitude and :
    a) different wavelangths travelling in opposite direction
    b) the same wavelength travelling in the same direction
    c) the same wavelength travelling in opposite directions
    d) all of these

    2. A construction worker s helmet slips and falls down when he is 78.4 m above the ground. He hears the sound of helmet hitting the ground 4.23 seconds after it has slipped. Find the speed of sound in air.
    a) 512 m/s
    b) 215 m/s
    c) 341 m/s
    d) 651 m/s

  • 13. Why do we Fall ill - Quiz

    1. Infectious diseases spread :
    a) only through mosquitoes
    b) from a healthy person
    c) from a patient to a healty person
    d) through droplets

    2. Hepatitis virus is transmitted by :
    a) food and water
    b) intravenous injections
    c) blood transfusion
    d) domestic animals

  • 14. Natural Resources - Quiz

    1. Acid rain is :
    a) the rain of acids
    b) evaporation of acids from the industries
    c) rain water containing dissolved acids
    d) none of the above

    2. Soil erosion is can prevented by
    a) terrace farming
    b) intensive cropping
    c) deforestation
    d) both (a) and (b)

  • 15. Improvement in Food Resources - Quiz

    1. The botancial name of sunn hemp is
    a) crotolaria juncea
    b) lens culinaris
    c) trifolium alexandrium
    d) sesbania aculeata

    2. Which is the most important source of food and fodder?
    a) algae
    b) fungi
    c) lichen
    d) cereal