Earth Science MCQs (Part 19 of 21)

  1. Dentritic drainage pattern develops over a region having a

    1. highly jointed rock

    2. conical mountain

    3. uniform unbroken lithology

    4. a regularly fractured lithology

  2. Over the same rock type, the thickest soil profile will develop in one of the following environments:

    1. Arid

    2. Frigid

    3. Humid

    4. Desert

  3. Which one of the following does not form a good aquifer?

    1. Jointed basalt

    2. Massive granite

    3. Tills

    4. Sandstone

  4. Which one of the following is an indicator of release of free oxygen into the atmosphere?

    1. Banded iron formation

    2. Stromatolites

    3. Red beds

    4. Cherts

  5. Which one of the following is used for dating and correlation in magnetostratigraphy?

    1. Field intensity

    2. Polarity reversal

    3. Normal polarity

    4. Secular variation

  6. Large depositional features formed by braided streams where a river emerges from a confined, steep valley into a basin or onto the flood plain of a large river are called

    1. alluvial fans

    2. colluvial fans

    3. bed forms

    4. flood plain deposits

  7. The changing altitude of a point on the land surface at any time is a function of:

    1. Altitude = function of (bedrock uplift + deposition + compaction + erosion)

    2. Altitude = function of (bed rock uplift + deposition-compaction-erosion)

    3. Altitude = function of (bed rock uplift + deposition-compaction-erosion)

    4. Altitude = function of (bed rock uplift-deposition + compaction + erosion)

  8. The zone above the water table that is generally unsaturated is known as:

    1. vadose zone

    2. phreatic zone

    3. capillary zone

    4. soil-water zone

  9. Which of the following younging sequence of sedimentary rocks formed in a coastal environment indicates marine transgression.

    1. conglomerate-sandstone-limestone-mudstone

    2. conglomerate-limestone-sandstone-mudstone

    3. mudstone-sandstone-limestone-conglomerate

    4. limestone-mudstone-sandstone-conglomerate

  10. Which one of the following minerals formed in a lake indicates maximum aridity?

    1. calcite

    2. anhydride

    3. halite

    4. gypsum