MCQOPTIONS
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MCQOPTIONS
This section includes 20 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Geology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The area not considered under the crust is ____________ |
| A. | Mountainous area |
| B. | Continental area |
| C. | Oceanic area |
| D. | Glacial area |
| Answer» E. | |
| 2. |
The least dense layer among the layers under the continental crust is ____________ |
| A. | A-layer |
| B. | B-layer |
| C. | C-layer |
| D. | D-layer |
| Answer» B. B-layer | |
| 3. |
The oceanic layer is the extension of C-layer of the continental crust and A and B-layer are mostly absent. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
The expansion of SIMA is ____________ |
| A. | Silicon and Manganese |
| B. | Silicon and Magnesium |
| C. | Strontium and Manganese |
| D. | Strontium and Magnesium |
| Answer» C. Strontium and Manganese | |
| 5. |
The layer under the continental crust with the density of 2.4 to 2.6 g/cc is? |
| A. | A-layer |
| B. | B-layer |
| C. | C-layer |
| D. | D-layer |
| Answer» C. C-layer | |
| 6. |
The depth at which the Mohorovicic discontinuity occurs is ____________ |
| A. | 90-100 km |
| B. | 50-60 km |
| C. | 70-80 km |
| D. | 30-40 km |
| Answer» E. | |
| 7. |
The density of the oceanic layer in the crust is said to be ____________ |
| A. | 3.00 g/cc |
| B. | 2.50 g/cc |
| C. | 1.90 g/cc |
| D. | 2.00 g/cc |
| Answer» B. 2.50 g/cc | |
| 8. |
The granite layer in the crust is also referred to as ____________ |
| A. | SIAL |
| B. | SIMA |
| C. | SLAM |
| D. | SILA |
| Answer» B. SIMA | |
| 9. |
The discontinuity which marks the lower boundary of the crust is ______________ |
| A. | Crust-Mantle discontinuity |
| B. | Oceanic discontinuity |
| C. | SIAL layer |
| D. | Mohorovicic discontinuity |
| Answer» E. | |
| 10. |
THE_OCEANIC_LAYER_IS_THE_EXTENSION_OF_C-LAYER_OF_THE_CONTINENTAL_CRUST_AND_A_AND_B-LAYER_ARE_MOSTLY_ABSENT._STATE_WHETHER_TRUE_OR_FALSE.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
The area not considered under the crust is$ |
| A. | Mountainous area |
| B. | Continental area |
| C. | Oceanic area |
| D. | Glacial area |
| Answer» E. | |
| 12. |
The_least_dense_layer_among_the_layers_under_the_continental_crust_is$ |
| A. | A-layer |
| B. | B-layer |
| C. | C-layer |
| D. | D-layer |
| Answer» B. B-layer | |
| 13. |
The expansion of SIMA i? |
| A. | Silicon and Manganese |
| B. | Silicon and Magnesium |
| C. | Strontium and Manganese |
| D. | Strontium and Magnesium |
| Answer» C. Strontium and Manganese | |
| 14. |
The layer under the continental crust with the density of 2.4 to 2.6 g/cc |
| A. | A-layer |
| B. | B-layer |
| C. | C-layer |
| D. | D-layer |
| Answer» C. C-layer | |
| 15. |
What is the speed attained by the P-waves in the C-layer under the Continental crust? |
| A. | 6 to 7.6 km/sec |
| B. | 3 to 4 km/sec |
| C. | 5 to 6.3 km/sec |
| D. | 1.8 to 2.5 km/sec |
| Answer» B. 3 to 4 km/sec | |
| 16. |
The depth at which the Mohorovicic discontinuity occurs is |
| A. | 90-100 km |
| B. | 50-60 km |
| C. | 70-80 km |
| D. | 30-40 km |
| Answer» E. | |
| 17. |
The density of the oceanic layer in the crust is said to be |
| A. | 3.00 g/cc |
| B. | 2.50 g/cc |
| C. | 1.90 g/cc |
| D. | 2.00 g/cc |
| Answer» B. 2.50 g/cc | |
| 18. |
The granite layer in the crust is also referred to as |
| A. | SIAL |
| B. | SIMA |
| C. | SLAM |
| D. | SILA |
| Answer» B. SIMA | |
| 19. |
The discontinuity which marks the lower boundary of the crust is |
| A. | Crust-Mantle discontinuity |
| B. | Oceanic discontinuity |
| C. | SIAL layer |
| D. | Mohorovicic discontinuity |
| Answer» E. | |
| 20. |
What is the thickness of the crust under the mountainous areas and in particular the Himalayas? |
| A. | 50-55 km |
| B. | 60-65 km |
| C. | 70-75 km |
| D. | 30-35 km |
| Answer» D. 30-35 km | |