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UPSC CSE Physical Geography — practice questions — page 24

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 691–720 of 1,011.

Deer, goats and mice, the plant-eating animals, are:Read the answer and worked solution →Hawks and mongooses, which also feed on other carnivores, are called:Read the answer and worked solution →Vultures and crows that feed on dead organisms are examples of:Read the answer and worked solution →A beetle eaten by a frog, eaten by a snake, eaten by a hawk, is an example of a:Read the answer and worked solution →Interlocking food chains together form a:Read the answer and worked solution →The two recognised types of food chain are the grazing chain and the:Read the answer and worked solution →The number of levels in a food chain usually ranges between:Read the answer and worked solution →How many major biomes of the world are recognised?Read the answer and worked solution →What fraction of solar insolation reaching the surface is fixed in photosynthesis?Read the answer and worked solution →The atmosphere and hydrosphere have kept about the same chemical balance for the last:Read the answer and worked solution →Cyclic movements of chemical elements between organisms and environment are called:Read the answer and worked solution →In the gaseous biogeochemical cycle, the main reservoir of nutrients is:Read the answer and worked solution →In the sedimentary cycle, the main reservoir of nutrients is:Read the answer and worked solution →The basic source of energy on which all life depends is the:Read the answer and worked solution →Catch the consumersRead the answer and worked solution →Pop the biomesRead the answer and worked solution →Run the ecology numbersRead the answer and worked solution →Slice the food chain rolesRead the answer and worked solution →Biotic or abioticRead the answer and worked solution →Sort the ecosystem rolesRead the answer and worked solution →Type the numberRead the answer and worked solution →Life on earth bingoRead the answer and worked solution →Biodiversity today is the result of how many billion years of evolution?Read the answer and worked solution →The best estimate of the number of species on earth is:Read the answer and worked solution →What share of all species that ever lived on earth are extinct today?Read the answer and worked solution →Biodiversity is consistently richer in the:Read the answer and worked solution →Biodiversity is discussed at how many levels?Read the answer and worked solution →Variation of genes within a species is called:Read the answer and worked solution →Areas that are rich in species diversity are called:Read the answer and worked solution →Biodiversity plays which three roles?Read the answer and worked solution →

Worked practice questions

Deer, goats and mice, the plant-eating animals, are:

  1. Tertiary consumers
  2. Detritus feeders
  3. Primary consumers
  4. Secondary consumers
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Correct answer: C. Primary consumers

1. They feed directly on producers. 2. Herbivores are primary consumers. 3. Carnivores eat them next. _Source: syllabus Fundamentals of Physical Geography, Chapter 15, Life on the Earth._

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Hawks and mongooses, which also feed on other carnivores, are called:

  1. Herbivores only
  2. Producer plants
  3. Decomposers
  4. Top carnivores
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Correct answer: D. Top carnivores

1. Snakes, tigers and lions are carnivores. 2. Those eating carnivores are top carnivores. 3. They sit at the top of the chain. _Source: syllabus Fundamentals of Physical Geography, Chapter 15, Life on the Earth._

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Vultures and crows that feed on dead organisms are examples of:

  1. Scavengers
  2. Producers
  3. Herbivores
  4. Autotrophs
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Correct answer: A. Scavengers

1. They are a kind of decomposer. 2. Vultures and crows are scavengers. 3. Bacteria break dead matter down further. _Source: syllabus Fundamentals of Physical Geography, Chapter 15, Life on the Earth._

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