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NEET UG Ecosystem — practice questions — page 4

Explore 105 free Ecosystem questions in NEET UG Biology. Open each question or exercise to read its content, reference answers and available explanation.

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Ecosystem questions and exercises with answers

Showing questions 91–105 of 105.

The succession stage where humus buildup changes the habitat so one community replaces another is:Read the answer and worked solution →An intermediate stage of an ecosystem advancing towards its climax is a:Read the answer and worked solution →The series of seres from a bare surface to a climax community is a:Read the answer and worked solution →In a climax community, gross primary production is balanced by:Read the answer and worked solution →A climax shaped by local soil moisture, nutrients and topography is a:Read the answer and worked solution →A stable community kept in place by humans or their domestic animals is a:Read the answer and worked solution →Who advanced the monoclimax or climatic climax theory?Read the answer and worked solution →Pioneer species that dominate early succession are typically:Read the answer and worked solution →Near the climax stage, which classically decreases?Read the answer and worked solution →Typical plant pioneers of primary succession on bare rock are:Read the answer and worked solution →Succession driven by soil changes made by the resident organisms themselves is:Read the answer and worked solution →Which organisms make up the autotrophic component of a pond?Read the answer and worked solution →Plants are called producers mainly because they:Read the answer and worked solution →The rate of biomass production in an ecosystem is called its:Read the answer and worked solution →The prolonged successional stage just before the climatic climax is the:Read the answer and worked solution →

Worked practice questions

The succession stage where humus buildup changes the habitat so one community replaces another is:

  1. Nudation
  2. Migration
  3. Stabilization
  4. Reaction
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Correct answer: D. Reaction

In reaction, changes made by the plants themselves alter the habitat and allow replacement by a new community.

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An intermediate stage of an ecosystem advancing towards its climax is a:

  1. Disclimax stage
  2. Seral community
  3. Climax community
  4. Edaphic climax
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Correct answer: B. Seral community

Each transitional community on the way to climax is a seral stage or seral community.

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The series of seres from a bare surface to a climax community is a:

  1. Ecesis
  2. Subclimax
  3. Prisere
  4. Ecotone
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Correct answer: C. Prisere

A prisere is the whole set of seres that develop an area from non-vegetated ground to climax.

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More Biology topics

Genetics and EvolutionReproduction in Organisms & PlantsBiotechnology and ApplicationsBiodiversity and ConservationThe Living World & Biological ClassificationNeural Control and Chemical CoordinationPrinciples of Inheritance and VariationAnimal Kingdom