Mon. Sep 29th, 2025

Geological Structure of India

  1. The Himalayas were formed due to the collision of which tectonic plates?

    Options:
    1. Indian and Eurasian
    2. Pacific and Eurasian
    3. Arabian and Indian
    4. Indo-Australian and Pacific

    Option: A

  2. The Indo-Gangetic Plain was formed due to the filling up of sediments brought by rivers. These sediments are mainly of which period?

    Options:
    1. Precambrian
    2. Cenozoic
    3. Gondwana
    4. Archaean

    Option: B

  3. The Gondwana system of rocks is important in India because it is rich in which resource?

    Options:
    1. Gold
    2. Coal
    3. Bauxite
    4. Mica

    Option: B

  4. The Great Boundary Fault separates the Aravallies from which mountain system?

    Options:
    1. Himalayas
    2. Peninsular Pleatau
    3. Vindhyas
    4. Satpuras

    Option: C

  5. The Purvanchal Hills are the eastern extension of Himalayas. They are mainly composed of which type of rocks?

    Options:
    1. Sandstone
    2. Limestone
    3. Shale
    4. Igneous

    Option: A

  6. The Deccan Traps were formed by volcanic outpourings. These lava flows belong mainly to which geological period?

    Options:
    1. Cretaceous
    2. Jurassic
    3. Gondwana
    4. Precambrian

    Option: A

  7. The Dharwar system is significant in Indian geology. It is well known for the presence of which minerals?

    Options:
    1. Coal and Petroleum
    2. Iron and Manganese
    3. Copper and Gold
    4. Bauxite and Mica

    Option: C

  8. The Aravalli Range is one of the oldest fold mountains in the world. Geologically, it belongs to which system?

    Options:
    1. Archaean
    2. Dharwar
    3. Vindhyan
    4. Gondwana

    Option: A

  9. The geological history of India shows that the Peninsular Block is a part of which ancient landmass?

    Options:
    1. Gondwanaland
    2. Angaraland
    3. Laurasia
    4. Pangaea

    Option: A

  10. The Indo-Gangetic Plain is an alluvial deposit. These deposits were mainly brought by which river system?

    Options:
    1. Ganga, Indus, Brahmaputra
    2. Narmada, Tapi, Mahanadi
    3. Godavari, Krishna, Kaveri
    4. Ravi, Beas, Chenab

    Option: A

  11. The Himalayas are considered tectonically active and young mountains. They were uplifted during which geological era?

    Options:
    1. Mesozoic
    2. Cenozoic
    3. Paleozoic
    4. Precambrian

    Option: B

  12. The Deccan Traps consist of basaltic lava flows. They are spread mainly over which region?

    Options:
    1. Western and Central India
    2. Eastern Himalaya
    3. Indo-Gangetic Plain
    4. Purvanchal Hills

    Option: A

  13. The Cuddapah system of rocks is mainly found in which state?

    Options:
    1. Andhra Pradesh
    2. Rajasthan
    3. Karnataka
    4. Maharashtra

    Option: A

  14. The Vindhyan system of rocks is economically important for building materials. Which stone is widely quarried from here?

    Options:
    1. Granite
    2. Marble
    3. Sandstone
    4. Basalt

    Option: C

  15. The Indo-Brahmaputra alluvium in the northeastern region is known for the presence of which soil?

    Options:
    1. Black soil
    2. Red soil
    3. Laterite soil
    4. Alluvial soil

    Option: D

  16. The Chotanagpur Plateau is geologically rich and famous for its mineral wealth. Which mineral is most abundant here?

    Options:
    1. Coal
    2. Mica
    3. Copper
    4. Bauxite

    Option: A

  17. The Gondwana rocks are fossil-bearing. Which fossils are most common in them?

    Options:
    1. Dinosaur fossils
    2. Plant fossils
    3. Fish fossils
    4. Marine fossils

    Option: B

  18. The Eastern Ghats are geologically older than the Western Ghats. They are mainly composed of which rocks?

    Options:
    1. Granite and Gneiss
    2. Basalt
    3. Sandstone
    4. Shale

    Option: A

  19. The Himalayan rivers carry sediments that form large alluvial fans at foothills. These deposits are called what?

    Options:
    1. Terai
    2. Khadar
    3. Bhabar
    4. Bangar

    Option: C

  20. The Archean system covers the southern part of India. These rocks are best known for which economic resource?

    Options:
    1. Coal
    2. Iron ore
    3. Petroleum
    4. Limestone

    Option: B