Environmental Science and Ecology One Liner For Agri Exam

Environmental Science and Ecology One Liner

Environmental Science and Ecology

Quest.The sum total condition in which organisms live is called as

Ans.Environment

Quest.A self supporting community – plants and animals interacting with each other and the non-living environment to provide a balanced system is a

Ans.Ecosystem

Quest.The word ‘ecosystem’ was coined by

Ans.A.G.Tansley

Quest.The region existing between two ecosystems which contain species of both ecosystems is

Ans.Ecotone

Quest.The study of interactions between living organism and environment is called as

Ans.Ecology (Environmental Science and Ecology One Liner)

Quest.The term ecology was introduced by

Ans.Hackel

Quest.Large portions of the earth with similar climate, soil, plant and animal life community is known as

Ans.Biosphere

Quest.The earth contains a thin region known as the biosphere, in which life exists. The three parts of the biosphere are

Ans.Atmosphere, hydrosphere and lithosphere

Quest.Sphere of Water or 70% of global is occupied by

Ans.Hydrosphere

Quest.The characteristics of the type of environment where an organism normally lives?

Ans.Habitat (Environmental Science and Ecology One Liner)

Quest.All the populations of the different species living and inter-acting in the same ecosystem?

Ans.Community

Quest.The variety of living organisms (flora and fauna) is called as

Ans.Biodiversity

Quest.The environment which includes producers, consumers and decomposers?

Ans.Biotic environment

Quest.Abiotic environment does not include

Ans.Plants

Quest.The environment which has been modified by human activities is called

Ans.Anthropogenic environment (Environmental Science and Ecology One Liner)

Quest.The group of organisms which convert light into food are called

Ans.Autotrophs

Quest.The plants, which produce food themselves through photosynthesis?

Ans.Phototrophs

Quest.The ecosystem component, feed on producer or consumers?

Ans.Heterotrophs

Quest.The Heterotrophs, feed on plants and called primary consumers?

Ans.Herbivores

Quest.The Heterotrophs, feed on meats and called secondary consumers?

Ans.Carnivores (Environmental Science and Ecology One Liner)

Quest.The main constituent of CNG is

Ans.Methane

Quest.The Heterotrophs, feed on both plants and meats?

Ans.Omnivores

Quest.The base of the food chain in the ocean is the

Ans.Phytoplankton

Quest.Primary consumers in aquatic system are?

Ans.Zooplanktons

Quest.The ecosystem component, which break down dead organic matter and wastes?

Ans.Decomposers (Environmental Science and Ecology One Liner)

Quest.Decomposers include

Ans.Bacteria and Fungi

Quest.In which ecosystem, producers are of large size

Ans.Grassland ecosystem

Quest.Natural resources which are renewable

Ans.Water and wood

Quest.Non Renewable resources are

Ans.Minerals, fossil, fuels.

Quest.The main constituent of LPG is

Ans.Butane (Environmental Science and Ecology One Liner)

Quest.The source of energy for all plants is

Ans.Sun

Quest.The ecological factors, related to soil and substratum, are called

Ans.Edaphic Factor

Quest.The term used to refer the weight of all the organisms at a tropical level.

Ans.Biomass

Quest.The unit of energy is

Ans.Joule

Quest.Which is not included under biomass?

Ans.Water (Environmental Science and Ecology One Liner)

Quest.Plants which grow on other plants are called

Ans.Epiphytes

Quest.Increasing industrialisation is causing much danger to man’s life by

Ans.Polluting the environment

Quest.Major pollutants that contribute to 90% of global air pollution

Ans.CO and CO2

Quest.Global warming focuses on an increase in the level of which gas in the atmosphere?

Ans.Carbon dioxide

Quest.Colourless and odourless air pollutant is

Ans.SO2 (Environmental Science and Ecology One Liner)

Quest.Most poisonous pollutant in water

Ans.Arsenic

Quest.Most commonly used disinfectant in water purification

Ans.Chlorine

Quest.The test which has self purification capacity of water body

Ans.BOD (Biochemical Oxygen Demand) test

Quest.Materials that cause BOD include

Ans.Wood, animal wastes, sewage

Quest.Permissible limit of iron in drinking water

Ans.1 ppm (Environmental Science and Ecology One Liner)

Quest.A disease caused by mercury (Hg) poisoning of water at Japan in 1953

Ans.Minamata

Quest.Manimata disease is due to

Ans.Mercury toxicity

Quest.Itai-Itai disease is due to

Ans.Cadmium (Cd) toxicity

Quest.The chief green house gases are

Ans.CO2 and CH4

(Environmental Science and Ecology One Liner)

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