UGC -net- GEOGRAPHY
Chapter - geotectonic
DIPENDU
MONDAL
1.Who gives the doctrine Continental drift -- Alfred Wegnar
2. Pangea was assembled until which geological Era -- Carboniferous
3. Pangea begins to break from the beginning of which geological era-- Mesozoic
4. How many millions of years ago did the continent called Pangea begin to break up--22 crore years.
5. plate tectonic theory, Who pays-- J.T. Wilson.
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6. Ocean floor is made up of which rock --Basalt
7. What do you call the flat-headed marine mountains at the bottom of the ocean --Guyot
8. There is a separation line between the SIAL and the boundary of SIMA called -- Conrad Discontinuity.
9. S waves disappear at which layer-- Core
10. What is the % of shadow zone created by s waves--26.5%
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Hello, my name is Dipendu Mondal. I'm a teacher with three years of experience as a Assist.