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General Science English IAS (Pre) 1998

Q41.Which one of the following type of micro-organisms is most widely used in industries?

ABacteria BBacteria and fungi CBacteria and algae DBacteria, microalgae and fungi

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General Science English UPPCS (Pre) 2009

Q42.Which of the following part in peppermint has maximum percentage of oil?

ARoot BStem CLeaf DFlower

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General Science English IAS (Pre) 2009

Q43.In making the saffron spice, which one of the following parts of the plant is used?

ALeaf BPetal CSepal DStigma

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General Science English UPPCS (Mains) 2010

Q44.‘Kuttu’ flour is obtained from

ATapioca BFagopyrum CPlantago DEleusine

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General Science English IAS (Pre) 1999

Q45.Barium in a suitable form is administered to patients before an X-ray examination of the stomach, because

ABarium allows X-ray to pass through the stomach on account of its transparency to X-rays BBarium compound like magnesium sulphate helps in cleaning the stomach before X-ray examination CBarium is a good absorber of X-rays and this helps the stomach to appear clearly in contrast with the other regions in the picture DBarium salts are white in colour and this helps the stomach to appear clearly in contrast with other regions in the picture

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General Science English RAS/RTS (Pre) 1994

Q46.From where uninfectious active antigen is produced?

AAntibodies BVaccine CSerum DVirus that can be executed

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General Science English Telangana PSC (Pre) 2019 IAS (Pre) 1998

Q47.The complete conversion of glucose, in the presence of oxygen, into carbon dioxide and water with release of energy is called

AAerobic respiration BAnaerobic respiration CGlycolysis DHydrolysis

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General Science English IAS (Pre) 2008

Q48.The release of which one of the following into ponds and wells helps in controlling the mosquitoes?

ACrab BDogfish CGambusia fish DSnail

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General Science English UPPCS (Pre) 2011

Q49.Insectivorous fish used for mosquito control is

AHilsa BLabeo CGambusia DMystus

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General Science English Jharkhand PCS (Pre) 2013

Q50.Which component of plants receives stimulus for flowering?

AStems BBranches CLeaves DRoots

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General Science English UP Lower Sub. (Mains) 2015

Q51.The Weedicide commonly used for paddy is

ADDT BDalapon C2, 4-D DAmmonium Sulfamate

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General Science English UPPCS (Mains) 2010

Q52.First dwarf rice variety developed in India was

AIR-8 BJaya CPadma DRatna

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General Science English UPPCS (Mains) 2010

Q53.‘Dapog’ method of rice nursery was developed in

AChina BIndonesia CJapan DPhilippines

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General Science English West Bengal PSC (Pre) 2019 UPPCS (Pre) 2006

Q54.The gas which emits from rice field is

AEthane BMethane CNitrogen DAll of the above

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General Science English UPPCS (Mains) 2010

Q55.Seed that is changed every year is known as

ABreeder seed BCertified seed CFoundation seed DHybrid seed

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General Science English UPPCS (Pre) 2006

Q56.Crop logging is a method of

ASoil fertility evaluation BPlant analysis for assessing the requirement of nutrients for crop production CAssessing crop damage DTesting suitability of fertilizers

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General Science English Uttarakhand PCS (Pre) 2010

Q57.Which was the principal plant used in Green Revolution?

AJaponica Rice BIndian Rice CEmmer Wheat DMexican Wheat

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General Science English UP UDA/LDA (Pre) 2001

Q58.High yielding of advanced seeds was used in ‘Green Revolution’, which is necessary for

ALess fertilizer and less water BMore fertilizer and less water CLess fertilizer and more water DMore fertilizer and more water

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General Science English UPPCS (Pre) 2014

Q59.Some marine animals and insects emit light from their body in the darkness. This phenomenon is known as

APhosphorescence BBioluminescence CBoth (A) and (B) DNone of the above

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General Science English UPPCS (Pre) 1996

Q60.Which one of the following is a secretion from the body of an insect?

APearl BCoral CLac DGum

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