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Environment Ecology English IAS (Pre) 2013

Q601.Which one of the following is the correct sequence of ecosystems in the order of decreasing productivity?

AOceans, lakes, grasslands, mangroves BMangroves, oceans, grasslands, lakes CMangroves, grasslands, lakes, oceans DOceans, mangroves, lakes, grasslands

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Environment Ecology English UPPCS (Pre) 2015

Q602.Chipko movement is related to

APlant conservation BTiger project CCrocodile conservation DPlant reproduction

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Environment Ecology English UPPCS (Mains) 2007

Q603.‘Ecology is permanent economy’ is the slogan of which movement?

AAppiko Movement BNarmada Bachao Andolan CChipko Movement DNone of the above

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Environment Ecology English UPPCS (Pre) 2005

Q604.Which one of the following is not related with ecological balance?

AWater management BAfforestation CIndustrial management DWildlife protection

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Environment Ecology English UPPCS (Pre) 2012

Q605.The cycling of elements in an ecosystem is called

AChemical cycles BBiogeochemical cycles CGeological cycles DGeochemical cycles

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Environment Ecology English UPPCS (Pre) 2013

Q606.Which of the following is the most stable ecosystem?

ADesert BMountain COcean DForest

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Environment Ecology English UPPCS (Pre) 2012

Q607.The transitional zone between two distinct communities is known as

AEcotype BArcade CEcosphere DEcotone

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Environment Ecology English MPPCS (Pre) 2014

Q608.The example of ‘Lentic Habitat’ in the freshwater community is

APonds and swamps BWaterfalls and rivers CPonds and rivers DAll of the above

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Environment Ecology English UPPCS (Pre) 2005

Q609.Which one of the following trees is considered to be an environmental hazard?

ABabul BAmaltas CNeem DEucalyptus

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Environment Ecology English UP UDA/LDA (Mains) 2010 UPPCS (Mains) 2011

Q610.Which one of the following trees is not Eco-friendly?

ABabul BEucalyptus CNeem DPipal

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Environment Ecology English IAS (Pre) 1997

Q611.Which one of the following organisms is likely to show the highest concentration of DDT, once it has been introduced into the ecosystem?

AGrasshopper BToad CSnake DCattle

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Environment Ecology English UPPSC (GIC) 2010

Q612.Biomass Pyramid is reversed in which type of ecosystem?

AForest BPond CGrassland DDrylands

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Environment Ecology English Chhattisgarh PCS (Pre) 2016, 2015

Q613.Which of the following constitute a food chain?

AGrass, wheat and mango BGrass, goat and human CGoat, cow and elephant DGrass, fish and goat

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Environment Ecology English UPPSC (GIC) 2010

Q614.The correct order in the food chain of the various components of a terrestrial grass ecosystem is

AGrass, grasshopper, frog, snake BGrass, grasshopper, snake, frog CGrasshopper, frog, grass, snake DGrasshopper, snake, frog, grass

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Environment Ecology English MPPCS (Pre) 2016

Q615.Trophic level I includes

AHerbivorous animals BCarnivorous animals COmnivorous animals DGreen plants

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Environment Ecology English UPPCS (Pre) 2013

Q616.Among the biotic components of the ecosystem, the producer system is

Acow Bpeacock Ctiger Dgreen plants

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Environment Ecology English UPPCS (Mains) 2005

Q617.In the marine environment, the main primary producers are

APhytoplanktons BSeaweeds CMarine angiosperms DAquatic bryophytes

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Environment Ecology English Chhattisgarh PCS (Pre) 2016

Q618.10% law is related with

Atransfer of energy as food from one tropic level to other Btransfer of heat from one matter to another Ctransfer of birds from one zone to another Dtransfer of water from one zone to another

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Environment Ecology English Arunachal Pradesh PSC (Pre) 2018 UPPCS (Pre) 2016

Q619.In a food chain, man is

Aproducer Bonly primary consumer Conly secondary consumer Dprimary as well as secondary consumer

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Environment Ecology English Sikkim PSC (Pre) 2017 UPPCS (Mains) 2015

Q620.The primary source of energy in Eco-body is

AEnergy emitted by fermentation BPreserved vegetable sugar CSolar energy DNone of the above

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