Wednesday, 27 December 2017

Earth Science Olympiad - Previous Questions 1

Earth Science Olympiad - Previous Questions 1

The questions are from the previous year International Earth Science Olympiad question papers with solutions and explanations. 


1. Rift basin is formed by which of the following crustal processes
Compression
Extension
Both a & b
Thrust

2. Slicken sides are a type of
Foliation
Bedding
Lineation
Fault plane

3. Repetition of beds on a geological map may be due to
Folding
Erosion
Unconformity
(a and b) both

4. Which of the following is associated with fluvial system
Mud crack
Ripple marks
Sand dunes
Hammada

5. Which show highest strain level value among all the Himalayan thrusts
Main Boundary Thrust
Main Central Thrust
Main Frontal Thrust
Panjal Thrust

6. Primary foliation forms
During crystallisation of magma
After crystallisation of a magma
During folding
During jointing

7. If you are flying a plane and you look down at the landscape, you are seeing a view of the earth
Map
Cross-sectional
Lateral
Horizontal

8. Which of the following tectonic forces tend to push the objects in such a way so that they slide past one another
Tensional
Compressive
Shearing
Extension

9. At convergent plate boundaries one would expect to find
Folds
Faults
Folds and faults
Neither folds nor faults

10. Upfolds or arches of layered rocks are called
Antiforms
Faults
Synforms
Unconformities

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