Among the following which is not a result of acid rain (1) Low amount of phosphate availability (2) Low amount of aluminum availability (3) Low availability of nutrients to plant […]
Blog
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Matching State-Space Graphs to Ecological Modifications in the Lotka-Volterra Predator Isocline
Incorporating additional ecological factors into the Lotka-Voltera predator-prey model can change the predator isocline. Given below are three state-space graphsA-C) representing modification of predator isocline due to the ecological factors […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Which Air Pollutant Is Not Monitored Daily? Understanding Routine Air Quality Monitoring
Among the following which is not monitored as daily potential pollutant (1) CO (2) CO2 (3) SO2 (4) NOx Air quality monitoring is essential for protecting public health and the […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Why Cattle Contribute to the Greenhouse Effect: The Role of Rumen Fermentation and Methane Emissions
Cattle are known to be responsible for green houseeffect due to (1) high respiration rate (2) More consumption of plant (3) Fermentation in rumen and release of methan (4) High […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Three species M, N and O when grown independently in a laboratory, showed typical logistic growth curves. However, when grown in pairs, the following growth curves were observed. What interpretation […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Maximum BOD and Minimum DO for Pure Drinking Water: Standards and Importance
The maximum BOD and minimum DO for pure drinkingwater should be (1) 25, 5 (2) 2, 5 (3) 3, 9 (4) 0, 6 Ensuring the safety and quality of drinking […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
How Refuges Affect Prey Survival: The Didinium–Paramecium Predator-Prey Experiment
To understand prey-predator relationship, Didinium(predator) and Paramecium (prey) were used. Paramecium population was grown with sand sediment as hiding place or refuge. To this population, Didiniumwas introduced only once. What […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
How Chlorinated Hydrocarbons Affect Ecosystems: The Role of Biomagnification and Bioaccumulation
Chlorinated hydrocarbons effects ecosystem by (1) Bio magnifications (2) Bio concentration (3) Bio accumulation (4) Bioremediation Chlorinated hydrocarbons, including well-known compounds like DDT and PCBs, are persistent environmental pollutants that […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Why Do Green Plants Persist Despite Heavy Herbivore Pressure? Exploring the Success of Plants on a Green Earth
Nearly 25% of all insect species are known to be herbivores. Yet, in spite of such heavy herbivore pressure, globally green plants tend to persist, contributing to a green earth”. […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
What Is the Limiting Factor for Primary Productivity in Aquatic Ecosystems? Exploring the Role of Nutrients and Light
Generally limiting factor for primary productivity inaquatic ecosystem is (1) Nitrogen (2) Phosphorus (3) Sulphur (4) Carbon Primary productivity in aquatic ecosystems refers to the rate at which energy is […]
