NEET Ecosystem questions

10 Botany questions on Ecosystem as asked in NEET, newest first.

  1. Which of the following is the unit of productivity of an Ecosystem?

    2025

  2. Given below are two statements: Statement I: In ecosystem, there is unidirectional flow of energy of sun from producers to consumers. Statement II: Ecosystems are exempted from 2nd law of thermodynamics. In the light of…

    2025

  3. Given below are two statements: Statement I : The primary source of energy in an ecosystem is solar energy. Statement II : The rate of production of organic matter during photosynthesis in an ecosystem is called net…

    2025

  4. In an ecosystem if the Net Primary Productivity (NPP) of first trophic level is 100x (kcal m^-2) yr^-1, what would be the GPP (Gross Primary Productivity) at the third trophic level of the same ecosystem?

    2024

  5. Identify the correct statements: A. Detrivores perform fragmentation. B. The humus is further degraded by some microbes during mineralization. C. Water soluble inorganic nutrients go down into the soil and get…

    2023

  6. In the equation GPP − R = NPP GPP is Gross Primary Productivity NPP is Net Primary Productivity R here is ________.

    2023

  7. Given below are two statements: Statement I: Decomposition is a process in which the detritus is degraded into simpler substances by microbes. Statement II: Decomposition is faster if the detritus is rich in lignin and…

    2022

  8. Which one of the following will accelerate phosphorus cycle?

    2022

  9. In relation to Gross primary productivity and Net primary productivity of an ecosystem, which one of the following statements is correct?

    2020

  10. Match the trophic levels with their correct species examples in grassland ecosystem. List-I List-II (a) Fourth trophic level (i) Crow (b) Second trophic level (ii) Vulture (c) First trophic level (iii) Rabbit (d) Third…

    2020

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