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  • Question
  • Major portion of the earth's crust is mainly constituted by


  • Options
  • A. Oxygen and Iron
  • B. Oxygen and Silicon
  • C. Silicon and Iron
  • D. Silicon and Aluminium

  • Correct Answer
  • Oxygen and Silicon 

  • Tags: Bank Exams

    General Science problems


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    • 1. Which one of the following is an insectivorous plant?

    • Options
    • A. Utricularia
    • B. Sequoia Gigantia
    • C. Nostoc
    • D. Bryophyta
    • Discuss
    • 2. What is the study of Moon called?

    • Options
    • A. Selenology
    • B. Cosmology
    • C. Iridology
    • D. Planetology
    • Discuss
    • 3. The association of animals in which both the partners are benefitted is known as

    • Options
    • A. Ammansalism
    • B. Commensalism
    • C. Colony
    • D. Mutualism
    • Discuss
    • 4. The lowest layer of atmosphere is called _______.

    • Options
    • A. Stratosphere
    • B. Troposphere
    • C. Genosphere
    • D. Exosphere
    • Discuss
    • 5. The instrument used to measure Blood Pressure is

    • Options
    • A. Sphygmomano-meter
    • B. Thermometer
    • C. ECG
    • D. Stethoscope
    • Discuss
    • 6. If a star is bigger than Sun, but not more than twice as big, it will turn into a _______.

    • Options
    • A. Pulsar
    • B. Maxima
    • C. Avenger
    • D. Discover
    • Discuss
    • 7. Which atmospheric layer contains ozone layer?

    • Options
    • A. Genosphere
    • B. Zonosphere
    • C. Stratosphere
    • D. Ionosphere
    • Discuss
    • 8. In terms of size, Jupiter ranks no. ___ in our Solar System.

    • Options
    • A. 1
    • B. 2
    • C. 3
    • D. 4
    • Discuss
    • 9. The place on the earth's surface above the focus is called the __________.

    • Options
    • A. focus
    • B. incentre
    • C. epicentre
    • D. circumcentre
    • Discuss
    • 10. Order Primata comprising monkey, gorilla and gibbon is placed in class Mammalia along with order Carnivora that includes?

    • Options
    • A. Giraffe, Camels and Elephants
    • B. Crocodile, Lizard and Snake
    • C. Lion, Leopard and Tiger
    • D. Tiger, Cats and Dogs
    • Discuss


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