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General Science English UPPCS (Mains) 2008

Q81.Which of the following is a common adulterant of mustard oilseeds?

APrickly seeds BPoppy seeds CCumin seeds DNone of the above

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General Science English 56th to 59th BPSC (Pre) 2015

Q82.Who discovered bacteria?

AFleming BLamble CTemin DLeeuwenhoek

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General Science English UP UDA/LDA (Spl)(Pre) 2010

Q83.Jonas Salk is known for the discovery of

ASmallpox vaccine BCholera vaccine CPolio vaccine DNone of the above

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General Science English IAS (Pre) 2007

Q84.Robert Webster is known for his work associated with which one of the following?

ACardiology BInfluenza virus CHIV/AIDS DAlzheimer

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General Science English UPPCS (Pre) 2007

Q85.What is Jarvik-7?

AElectronic leg BPace maker CArtificial heart DArtificial eye

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General Science English RAS/RTS (Pre)(Re. Exam) 2013

Q86.For human nutrition, tomatoes are a rich source of

AAcetic acid BMethonic acid CCitric acid DOxalic acid

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General Science English UPPCS (Mains) 2016

Q87.Which of the following accounts for the red colour of tomato?

ACapsaicin BCarotene CAnthocyanin DLycopene

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General Science English Jharkhand PCS (Pre) 2013

Q88.Which one of the following is responsible for the red colour of tomato?

Ab-Carotene BAnthocyanin CLycopene DNone of these

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General Science English IAS (Pre) 1996

Q89.It is possible to produce seedless tomato fruits by

AApplying trace elements in tomato fruits BSpraying mineral solution on plants CSpraying hormones on flowers DApplying fertilizers containing radioactive elements

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General Science English UPPCS (Pre) 1997

Q90.A biojector is

AAn H.I.V. immunisation syringe BA bio-plastic injector CA painless needle injector DA painless needleless injector

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General Science English UPPCS (Pre) 1991

Q91.Which animal cannot digest fibres properly?

AGoat BCow CElephant DPig

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General Science English IAS (Pre) 1993

Q92.Camels use their hump for

AStorage of water BStorage of fat CTo make balance of body while moving on sand DTo regulate the temperature

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General Science English MPPCS (Pre) 2000

Q93.It is harmful to sleep under a tree at night because the tree releases

AOxygen BCarbon dioxide CCarbon mono-oxide DSulphur dioxide

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General Science English Uttarakhand PCS (Pre) 2005

Q94.In cold storages decomposition of fruits and vegetables

AEnds forever BGets stopped for some time CRemains unaffected DGets retarded

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General Science English UPPCS (Mains) 2010

Q95.Censer mechanism of dispersal of seeds is found in

APen BPoppy CCotton DMaize

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General Science English UPPCS (Pre) 1990

Q96.Which one is not required for the germination of seed?

ALight BHumidity CProper temperature DOxygen

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General Science English Uttarakhand UDA/LDA (Pre) 2003

Q97.Which three in circumstances among these are most necessary in the germination of single seed plants?

ASoil, water, oxygen BWater, proper temperature, oxygen CProper temperature, oxygen, CO2 DTemperature, oxygen, light

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General Science English MPPCS (Pre) 2015

Q98.Who discovered that plants and trees also have life?

ARobert Koach BJ.C. Bose CBenjamin Franklin DLouis Pasteur

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General Science English RAS/RTS (Pre) 2013

Q99.Kiwi is

AA species of vulture found in Amazon forest only BFlightless bird found only in New Zealand CA desert snake DFastest flying Chiropteran mammal of Australia

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General Science English UPPCS (Pre) 1998 39th BPSC (Pre) 1994

Q100.The largest flower in the world is

ALotus BSunflower CRafflesia DGlory Lily

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