People and Environment Interaction - Quiz

In the analysis of man–environment relationship pragmatic possibilism implies that

  • AThere is no limit for man to exploit the resources of earth.
  • BThere are limited possibilities to explore the Earth’s resources.
  • CThe man has to watch and assess the situation and then go ahead with resource utilization.
  • DThe man has to keep in mind only his basic needs while planning to harness the potential of resourceful earth.

A food web is to show

  • AHow feeding relationships are interlinked.
  • BHow several food chains are connected together.
  • CWho eats what.
  • DAll the above

All the energy in a food chain originates from

  • APlants
  • BSea
  • CSun
  • DAll of these

If we combine all the ecosystems present on earth, then it is called

  • ABiome
  • BBiosphere
  • CHabitat
  • DEcology

Biome is a natural community of

  • APlants in a geographical area.
  • BAnimals in a geographical area.
  • CPlants and animals in a geographical area.
  • DPlants in the Arctic region.

The term ecosystem was coined by

  • AArthur Tansley
  • BAl Gore
  • CArrhenius Svante
  • DMobius

The transfer of food energy through a chain of organisms from one trophic level to another is called

  • AEnergy chain
  • BFood chain
  • CTrophic chain
  • DOrganism chain

The two main components of an ecosystem are

  • APlants and animals
  • BBiotic and abiotic
  • CEarth and its surroundings
  • DMacro and microorganisms

Total organic matter in an ecosystem is called

  • ABiome
  • BBiotic community
  • CPlants
  • DBiomass

Population consists of

  • AOrganisms in a species that are capable of reproducing among themselves.
  • BDifferent species that can interbreed.
  • CCollective members of a species living and interacting across the biosphere.
  • DSome organisms that may not belong to any species.

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