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. 

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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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