Phytoplankton spends very’ little energy on developing protective structures against predator, this suggest that why (1) Assimilation efficiency is high in aquatic ecosystem (2) Productivity of aquatic ecosystem is low […]
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CSIR NET Life Science Previous Year Questions and Solution on Ecology
Which Ecosystem Shows the Maximum Primary Productivity (P/B)? – Comparing Corals, Mangroves, Oceans, and Lakes
Among the following maximum primary productivity (P/B) is seen in? (1) Corals (2) Mangroves (3) Oceans (4) Lakes Introduction Primary productivity is a fundamental measure of ecosystem health and […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Why Do Terrestrial Autotrophs Invest More Energy in Indigestible Material Than Aquatic Autotrophs? – Comparing Terrestrial and Aquatic Ecosystems
In comparison to aquatic ecosystem, in terrestrial ecosystem autotrophs invest their most of energy in production of material which are indigestible by heterotrophs because (1) Autotroph diversity is high in […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Which Elements Have a Global Cycle? – Understanding the Carbon, Sulphur, Boron, and Nitrogen Cycles
8.Among the following which is global cycle- (1) Carbon (2) Sulphur (3) Boron (4) Nitrogen Introduction Elemental cycles are fundamental processes that sustain life and maintain the balance of […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Understanding Trophic Efficiencies in Pond Ecosystems: What Does the Ratio c/p Represent?
In an pond ecosystem, net productivity by zooplankton is ‘p’ and biomass consumed by small fishes is ‘c’, then the ratio of c/p is termed as- (1) Assimilation efficiency (2) […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Which Statement Supports the Second Law of Thermodynamics in Ecology? – Understanding Energy Flow and Trophic Levels
Which statement supports the second law of thermodynamics- (1) Photosynthetic efficiency of plants is low (2) There is limited numbers of tropic level (3) Energy transfer from one tropic level […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Where Does Rapid Nutrient Recycling Occur? – Exploring Coral Reefs, Deserts, Grasslands, and Oceans
Rapid nutritional recycling takes place in- (1) Coral (2) Deserts (3) Grasslands (4) Oceans Introduction Nutrient recycling is a fundamental process in all ecosystems, ensuring that essential elements like […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
What Is the Net Productivity of a Closed Ecosystem? – Understanding Ecosystem Productivity and the Concept of Closed Systems
Net productivity of closed ecosystem is- (1) 0 (2) 0 (4) +1/-1 Introduction Ecosystem productivity is a core concept in ecology, describing how energy and matter flow through biological […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Where Can the Pyramid of Biomass Be Inverted? – Exploring Marine and Terrestrial Ecosystems
Pyramid of biomass may be inverted in- (1) Desert (2) Oceans (3) Tundra (4) Grasslands Introduction Ecological pyramids are powerful tools for visualizing the structure and energy flow within […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
What Is the Average Percentage of Energy Transferred from Plants to Herbivores? – Understanding the 10% Rule in Ecosystems
Average percentage (%) energy transferred from plants to herbivores is- (1) 1 (2) 10 (3) 50 (4) 80 Introduction Energy flow is a fundamental concept in ecology, governing how life […]
