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RRB NTPC World Geography and Environment — practice questions — page 2

Explore 60 free World Geography and Environment questions in RRB NTPC General Awareness. Open each question or exercise to read its content, reference answers and available explanation.

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World Geography and Environment questions and exercises with answers

Showing questions 31–60 of 60.

Besides fossil fuels, which practice releases stored carbon?Read the answer and worked solution →What term measures the reflectivity of Earth surface to light?Read the answer and worked solution →Thresholds beyond which climate shifts become irreversible are:Read the answer and worked solution →Greenhouse gases warm the planet primarily by absorbing heat:Read the answer and worked solution →Which energy sources are targeted for phase-out to cut emissions?Read the answer and worked solution →What energy category is considered key to limiting climate change?Read the answer and worked solution →Which 19th-century scientist studied carbon dioxide and warming?Read the answer and worked solution →Approximately what percentage of Earth surface is covered by ocean?Read the answer and worked solution →Which internal layer generates the geomagnetic field of Earth?Read the answer and worked solution →The innermost layer at the center of the Earth is the:Read the answer and worked solution →Earthquakes and mountain building are driven by movements of:Read the answer and worked solution →The progression of seasons on Earth is caused primarily by its:Read the answer and worked solution →What is the highest geographic land elevation above sea level?Read the answer and worked solution →What is the only permanent natural satellite of the Earth?Read the answer and worked solution →Which element is the most abundant by mass in the whole Earth?Read the answer and worked solution →What rock type predominantly forms the oceanic crust?Read the answer and worked solution →Due to rotation, Earth bulges at equator into what shape?Read the answer and worked solution →How long on average does one solar day take on Earth?Read the answer and worked solution →Earth orbits the Sun at an average distance of approximately:Read the answer and worked solution →What term designates the global zone of all life on Earth?Read the answer and worked solution →Which is the longest river in the world by length?Read the answer and worked solution →Which is the highest mountain peak above sea level in the world?Read the answer and worked solution →Which is the largest hot desert in the world?Read the answer and worked solution →Which strait separates the continents of Asia and North America?Read the answer and worked solution →Which is the deepest oceanic trench on Earth?Read the answer and worked solution →Which gas is the most abundant by volume in Earth's dry atmosphere?Read the answer and worked solution →In which atmospheric layer do virtually all clouds and weather phenomena occur?Read the answer and worked solution →The ozone layer that absorbs ultraviolet radiation is situated primarily in the:Read the answer and worked solution →RRB NTPC · Oceans and Earth FeaturesRead the answer and worked solution →RRB NTPC · Climate Change ProtocolsRead the answer and worked solution →

Worked practice questions

Besides fossil fuels, which practice releases stored carbon?

  1. Reforestation
  2. Deforestation
  3. Crop rotating
  4. Water storage
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Correct answer: B. Deforestation

Deforestation releases large amounts of stored carbon into the atmosphere as trees are cleared.

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What term measures the reflectivity of Earth surface to light?

  1. Insolation
  2. Enthalpy flux
  3. Surface albedo
  4. Opacity index
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Correct answer: C. Surface albedo

Albedo is the fraction of solar radiation reflected back into space from the Earth's surface.

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Thresholds beyond which climate shifts become irreversible are:

  1. Flash floods
  2. Storm surges
  3. Vortex points
  4. Tipping points
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Correct answer: D. Tipping points

Tipping points represent critical thresholds where environmental changes become self-reinforcing.

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