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  • Question
  • The lowest layer of atmosphere is called _______.


  • Options
  • A. Stratosphere
  • B. Troposphere
  • C. Genosphere
  • D. Exosphere

  • Correct Answer
  • Troposphere 

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    • 1. The instrument used to measure Blood Pressure is

    • Options
    • A. Sphygmomano-meter
    • B. Thermometer
    • C. ECG
    • D. Stethoscope
    • Discuss
    • 2. The longest day of the year in the Northern Hemisphere occur on _____.

    • Options
    • A. 20th May
    • B. 21st June
    • C. 20th July
    • D. 21st August
    • Discuss
    • 3. Ficus benghalensis is the scientific name of _______.

    • Options
    • A. Banyan
    • B. Pineapple
    • C. Babul
    • D. Tulsi
    • Discuss
    • 4. The ionosphere overlaps which two layers of the atmosphere?

    • Options
    • A. Troposphere and Mesosphere
    • B. Mesosphere and Stratosphere
    • C. Ionosphere and Homosphere
    • D. Exosphere and Thermosphere
    • Discuss
    • 5. Equs Asinus is the scientific name of

    • Options
    • A. Donkey
    • B. Cow
    • C. Deer
    • D. Kangaroo
    • Discuss
    • 6. The association of animals in which both the partners are benefitted is known as

    • Options
    • A. Ammansalism
    • B. Commensalism
    • C. Colony
    • D. Mutualism
    • Discuss
    • 7. What is the study of Moon called?

    • Options
    • A. Selenology
    • B. Cosmology
    • C. Iridology
    • D. Planetology
    • Discuss
    • 8. Which one of the following is an insectivorous plant?

    • Options
    • A. Utricularia
    • B. Sequoia Gigantia
    • C. Nostoc
    • D. Bryophyta
    • Discuss
    • 9. 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
    • Discuss
    • 10. 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


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