Positive-Negative (+ -) type of interaction is seen in (1) Predation, Parasitism (2) Predation, Commensalisms (3) Parasitism, Mutualism (4) Mutualism, Proto cooperation What Are Positive-Negative (+ -) Interactions? In ecology, […]
Category: CSIR NET Life Science Previous Year Questions and Solution on Ecology
CSIR NET Life Science Previous Year Questions and Solution on Ecology
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Why Does Global Warming Occur? The Science Behind Heat-Trapping Greenhouse Gases
Global warming is the long-term heating of Earth’sclimate system due to human activities, primarily fossilfuel burning, which increases heat-trapping greenhouse gas levels in Earth’s atmosphere. The reason for heating is (1) Absorption […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Why Pollution Rates Increase in Winter: The Role of Cold Temperatures and Human Activities
In winter pollution rate enhances due to- (1) SPM (2) SO2and NO2 (3) Burning of fuels (4) Low temperature Winter is often associated with a noticeable decline in air quality […]
CSIR NET Life Science Previous Year Questions and Solution on Community Ecology
Greater Species Richness Showed Greater Stability and More Efficient Soil Nitrogen Utilization
Grassland plots with varying number of grass species were cultivated for 10 years. At the end of the experiment, total plant cover was measured. Soil nitrogen was also measured to […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
What Is the Major Source of Greenhouse Gases? Understanding the Role of Fossil Fuel Burning
Major source of green house gases are- (1) Release of methane (2) Burning of fossil fuels (3) Respiration (4) Depletion of ozone layer Greenhouse gases (GHGs) are compounds in the […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
How Laundry Industry Effluents Pollute Lakes: The Role of Phosphates in Detergents
The major pollution in lake by effluents coming from laundry industry containing high detergents is by- (1) Nitrates (2) Sulphates (3) Phosphates (4) Silcates The laundry industry is a major […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Biological Magnification in Humans: What It Reveals About Our Position in the Food Chain
Biological magnification is maximum in human it proves that human is- (1) Top consumer in food chain (2) More susceptible (3) Major Pollutant (4) Most efficient in storage of reserve […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
How the Ozone Layer Protects Us: Which UV Rays Does It Absorb?
The Ozone layer saves from lethal UV. It mainly absorbs- (1) UV-A (2) UV-B only (3) UV-A and B (4) UV-B and C The ozone layer is a crucial component […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Which Gas Is More Abundant in the Stratosphere? Understanding Ozone’s Unique Role
Which one of the following gases is present in thestratosphere at a concentration higher than itsconcentration in troposphere? (1) Nitrogen (2) Oxygen (3) Ozone (4) Carbon dioxide Earth’s atmosphere is […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Where Is the Ozone Layer Located? Understanding Its Importance in the Stratosphere
Layer of Atmosphere possessing ozone is- (1) Stratosphere (2) Mesosphere (3) Ionosphere (4) Troposphere The ozone layer is a crucial component of Earth’s atmosphere, playing a vital role in protecting […]
