Consider the following assumptions i. All known living organisms possess parasites ii. A single host species can harbor more then one type of parasites iii. Parasites are species specific From […]
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
Which Continents Have the Highest Cumulative Fossil CO₂ Emissions? Decoding the Graph of Continental Emissions (1850–2020)
The diagram below depicts the cumulative fossil CO2emissions (y axis) of different continents from the years 1850-2020 (x axis). Select the option that correctly identifies the continents A-D: (1) A-North […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Cattle Egret and Grazing Cow: A Classic Example of Commensalism in Grasslands
In grasslands, cattle egrets follows grazing cows. Cow during grazing exposes insects from grasses to egrets. This is an example of (1) Commensalisms (2) parasitism (3) Amensalism (4) Mutualism In […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Why Are High-Altitude Forbs Flowering Earlier but Producing Fewer Fruits? Climate Change, Pollinator Mismatch, and Competition
In a high-altitude meadow region, it was observed that over the last five years 20 forb species flowered 2-3 weeks earlier than their long-term average time of flowering. At the […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Which Country Had the Smallest CO2 Emissions Drop During COVID-19? Analyzing 2020’s Pandemic Impact
The Covid-19 pandemic had a major impact on CO2emissions due to the disruption of industrial activities caused by it. Which of the following countries/regions had the smallest fall of CO2emissions […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Why Do Pollinators Visit Blue Flowers With No Nectar? The Role of Visual Cues and Floral Mimicry
A plant with blue-coloured flowers was observed to attract a large number of pollinators. However, these flowers were not producing any nectar. Which of the following can be a logical […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
What Is the Largest Reservoir of Carbon in the Global Carbon Cycle? Exploring Earth’s Major Carbon Sinks
Which of the following constitute the largest reservoir of carbon in the global carbon cycle? (1) The atmosphere (2) The plant biomass on land (3) Soils (4) The ocean Overview […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Why Red Tubular Odorless Flowers Are Perfect for Bird Pollination
A red coloured tubular flower without any odour is most likely to be pollinated by (1) beetles. (2) bees. (3) butterflies. (4) birds. Understanding Pollination Syndromes Flowering plants have evolved […]
CSIR NET Life Science Previous Year Questions and Solution on applied ecology
Which Gas Does NOT Contribute to Global Warming? Understanding Greenhouse Gas Roles
Which gas does NOT contribute to global warming through its greenhouse effect? (1) Nitrous oxide (2) Methane (3) Carbon dioxide (4) Nitric oxide The Greenhouse Effect and Global Warming The […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Pollination Syndromes: Matching Flower Traits to Their Pollinators
Identify the pollinators for the flowers with following pollination syndromes A. Flowers dull colored, located away from foliage, floral parts turgid, B. Flowers bright red, crowded, turgid, neclar watery and […]
