7th Standard Science English Medium Free Online Test Book Back 1 Mark Questions with Answer Key Part - 2

7th Standard

    Reg.No. :
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Science

Time : 00:10:00 Hrs
Total Marks : 10

    Part A

    10 x 1 = 10
  1. The atomic number of an atom is ________

    (a)

    Number of neutrons

    (b)

    Number of protons

    (c)

    Total number of protons and neutrons

    (d)

    Number of atoms

  2. Pollinators are

    (a)

    Wind

    (b)

    Waer

    (c)

    Insect

    (d)

    All the above

  3. Who uses the Photoshop software more ?

    (a)

    Teacher

    (b)

    Doctor

    (c)

    Painter

    (d)

    Photographer

  4. Mercury is often used in laboratory thermometers because it ___________

    (a)

    is a harmless liquid

    (b)

    is silvery in colour and is attractive in appearance

    (c)

    Expands uniformly

    (d)

    is a low cost liquid

  5. In the circuit diagram below, 10 units of electric charge move past point x every second What is the current in the circuit ------------------------

    (a)

    10 A

    (b)

    1 A

    (c)

    10 V

    (d)

    1 V

  6. When a woolen yarn is knitted to get a sweater, the change can be classified as _______ .

    (a)

    physical change

    (b)

    chemical change

    (c)

    endothermic change

    (d)

    exothermic change

  7. I am the outer most layer of an animal cell. Who am I?

    (a)

    Cell wall

    (b)

    Nucleus

    (c)

    Cell membrane

    (d)

    Nuclear membrane

  8. The binomial name of pigeon is _________

    (a)

    Homo sapiens

    (b)

    Rattus rattus

    (c)

    Mangifera indica

    (d)

    Columbo livia

  9. Light travels only in a _______ It is because of this property that are formed.

    (a)

    curved line, shadows

    (b)

    straight line, shadows

    (c)

    straight line, reflection

    (d)

    curved line and then straight line, shadows

  10. If the Moon is appeaing in the sky today near the star Karthikai , the position of the Mon after 27 days is near the star

    (a)

    Bharani

    (b)

    Karthikai

    (c)

    Rohini

    (d)

    Asvini

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