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Science and technology quiz 1
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    How much do you know about science? Practise your English with this quiz.


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    MaritaEOI
  • The hardest substance available on earth is a) Diamond b) Platinum c) Rocks
    a) Diamond

  • 15 points
  • What does 3 squared equal? a) 6 b) 12 c) 9
    c) 9

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  • The Austrian monk Gregor Mendel's observations of what organism formed the basis for the science of genetics? a) Pea plants b) Mice c) Fruit flies
    a) Pea plants

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  • Organic chemistry is the study of compounds that contain what element? a) Nitrogen b) Potassium c) Carbon
    c) Carbon

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  • What is the chemical symbol for the element mercury? a) Hg b) Mg c) Me
    a) Hg

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  • The ‘Pascal’ is a unit measurement of what? a) Pressure b) Weight c) Temperature
    a) Pressure

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  • Which of these isn't an essential aminoacid? a) Lysine b) Thryptophan c) Riboflavin
    c) Riboflavin

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  • Which of these is the main way that ocean tides are created? a) The rotation of the Earth on its axis b) The gravitational pull of the moon c) The gravitational pull of the sun
    b) The gravitational pull of the moon

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  • What does a light-year measure? a) Brightness b) Time c) Distance
    c) Distance

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  • Which of the following will increase in concentration in muscle cells during strenuous muscular activity? a) lactic acid b) carbon monoxide c) glucose
    a) lactic acid

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  • True or False? It is the father’s gene that decides whether the baby is a boy or a girl.
    True

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  • What is it called when light changes direction after leaving a lens? a) Reflection b) Refraction c) Diffraction
    b) Refraction

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  • What connects bones to other bones? Select one: a) cartilage b) tendons c) ligaments
    c) ligaments

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  • What set of terms correctly represents an increasing order of complexity and size in living things? a) atom, molecule, organelle, organism, cell b) molecule, cell, tissue, organ, organism c) organelle, tissue, cell, organ, individual
    b) molecule, cell, tissue, organ, organism

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  • The green pigment in plants that is capable of absorbing the sun's energy is a) Porphyrin b) Beta carotene c) Chlorophyll
    c) Chlorophyll

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  • Which is considered to be the computers short-term memory? a) REM b) ROM c) RAM
    c) RAM

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  • How many atoms are in a mole? a) 6.022 x 10^23 b) 6.022 x 10^24 c) 6.022 x 10^25
    a) 6.022 x 10^23

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  • What is the scientific term for peeling skin? a) Desquamation b) Dermatitis c) Exfoliation
    a) Desquamation

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  • What percentage of animal species are invertebrates? a) About 50% b) About 95% c) About 90%
    b) About 95%

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  • What kind of animal is the platypus (Ornithorhynchus anatinus)? a) Mammal b) Reptile c) Amphibian
    a) Mammal

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  • How many pairs of ribs does an adult human have? a) 10 b) 12 c) 8
    b) 12

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  • What does nephrology study? a) The kidneys b) The liver c) The blood
    a) The kidneys

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  • How many square metres are there in a hectare? a) Ten thousand b) One hundred c) One thousand
    a) Ten thousand

  • 15 points