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UPSC CSE Physical Geography — practice questions — page 13

Explore 1,011 free Physical Geography questions in UPSC CSE Geography. Open each question or exercise to read its content, reference answers and available explanation.

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Physical Geography questions and exercises with answers

Showing questions 361–390 of 1,011.

Mesosaurus fossils are found only in South Africa and which other country?Read the answer and worked solution →Wegener's polar-fleeing force relates to the:Read the answer and worked solution →Who in the 1930s suggested convection currents operating in the mantle?Read the answer and worked solution →Rocks of the oceanic crust are nowhere older than:Read the answer and worked solution →Hess proposed the sea floor spreading hypothesis in which year?Read the answer and worked solution →Plate Tectonics was put forward in 1967 by McKenzie, Parker and independently by:Read the answer and worked solution →Plate tectonics divides the lithosphere into how many major plates?Read the answer and worked solution →The Nazca plate lies between the Pacific plate and:Read the answer and worked solution →The best-known example of a divergent boundary is the:Read the answer and worked solution →The place where one plate sinks under another is called a:Read the answer and worked solution →Which ridge has the slowest plate movement, under 2.5 cm a year?Read the answer and worked solution →The Tethys Sea separated India from Asia until about:Read the answer and worked solution →India collided with Asia about how many million years ago?Read the answer and worked solution →The outpouring of Deccan Trap lava began around:Read the answer and worked solution →Catch the minor platesRead the answer and worked solution →Pop the drift evidenceRead the answer and worked solution →Run the theory datesRead the answer and worked solution →Slice the boundary wordsRead the answer and worked solution →Wegener or plate tectonicsRead the answer and worked solution →Sort the boundariesRead the answer and worked solution →Type the numberRead the answer and worked solution →Plate tectonics bingoRead the answer and worked solution →About 98 per cent of the earth's crust is made up of how many elements?Read the answer and worked solution →Which of these is a single-element mineral?Read the answer and worked solution →At least how many minerals have been named and identified in the earth's crust?Read the answer and worked solution →Coal, petroleum and natural gas are classed as which kind of minerals?Read the answer and worked solution →A mineral's tendency to break along plane surfaces in given directions is called:Read the answer and worked solution →The colour of a mineral's ground powder is its:Read the answer and worked solution →Fluorite is purple or green but gives a streak of which colour?Read the answer and worked solution →On the hardness scale of 1 to 10, which mineral is number 1?Read the answer and worked solution →

Worked practice questions

Mesosaurus fossils are found only in South Africa and which other country?

  1. Chile
  2. Peru
  3. Brazil
  4. India
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Correct answer: C. Brazil

1. It was a small brackish-water reptile. 2. The other site is the Iraver formations of Brazil. 3. The two places are now 4,800 km apart. _Source: syllabus Fundamentals of Physical Geography, Chapter 4, Distribution of Oceans and Continents._

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Wegener's polar-fleeing force relates to the:

  1. Revolution of earth
  2. Gravitation pull
  3. Tides of the moon
  4. Rotation of the earth
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Correct answer: D. Rotation of the earth

1. The earth bulges at the equator. 2. Rotation causes the bulge and the polar-fleeing force. 3. Tidal force was his second suggestion. _Source: syllabus Fundamentals of Physical Geography, Chapter 4, Distribution of Oceans and Continents._

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Who in the 1930s suggested convection currents operating in the mantle?

  1. Arthur Holmes
  2. Harry Hess
  3. Alfred Wegener
  4. Edward Bullard
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Correct answer: A. Arthur Holmes

1. Radioactive elements cause thermal differences. 2. Arthur Holmes proposed mantle convection. 3. It later influenced Hess. _Source: syllabus Fundamentals of Physical Geography, Chapter 4, Distribution of Oceans and Continents._

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