Origin and Evolution of Life English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021

10th Standard

    Reg.No. :
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Science

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

    Part A

    10 x 1 = 10
  1. The ‘use and disuse theory’ was proposed by __________.

    (a)

    Charles Darwin

    (b)

    Ernst Haeckel

    (c)

    Jean Baptiste Lamarck

    (d)

    Gregor Mendel

  2. The best way of direct dating fossils of recent origin is by

    (a)

    Radio-carbon method

    (b)

    Uranium lead method

    (c)

    Potassium-argon method

    (d)

    Both (a) and (c)

  3. ________ is not an example of vestigial organ.

    (a)

    Coccyx

    (b)

    Appendix

    (c)

    Thick hair

    (d)

    Nictitating membrane

  4. _________ is called the Father of Palaeontology.

    (a)

    Pasteur

    (b)

    Birbal sahani

    (c)

    Haeckel

    (d)

    Leonardo da vinci

  5. _______ is the only planet in the Goldilock. zone.

    (a)

    Jupiter

    (b)

    Mars

    (c)

    Earth

    (d)

    Venus

  6. The Big Bang theory explains the ________

    (a)

    Origin of Universe

    (b)

    Origin of sea

    (c)

    Origin of mountain

    (d)

    Origin of water

  7. Paleobotany is derived from Greek words Paleon that means _________.

    (a)

    old

    (b)

    new

    (c)

    past

    (d)

    aged

  8. The process of formation of fossils in the rocks is called ________.

    (a)

    calcification

    (b)

    crystallization

    (c)

    petrification

    (d)

    fossilization

  9. Minerals like __________ slowly penetrate in and replace the original organic tissue and forms a rock like fossil.

    (a)

    calcium

    (b)

    sodium

    (c)

    magnesium

    (d)

    silica

  10. Charles Darwin was a great __________.

    (a)

    Chemist

    (b)

    Naturalist

    (c)

    Doctor

    (d)

    Physicist

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