Biology MCQs

Page No. 81

The first eukarotes appeared about __________ years ago?


a1.5 billion

✓


b2.5 billion

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c3.5 billion

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d4.5 billion

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View Answer 1.5 billion

Which of the following category is most general with its members lest resembling with each other than the other categries_____________?


aSpecies

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bGenus

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cFamily

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dOrder

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View Answer Order

Allium cepa is the scientific name of______________?


aOnion

✓


bAmaltas

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cPotato

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dTomato

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View Answer Onion

According to Lamarch evolution occurred as the result of__________?


aNatural selection

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bThe theory of recapitulation

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cInheritance of acquired characters

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dOver production

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The one which can break open a plasmid ring is__________?


aLigase enzyme

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bPrimase enzyme

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cRestriction endonuclease

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dATP-ase enzyme

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View Answer Ligase enzyme

Which of the Euglenas (a Protoctista) character resembles that of animals______________?


aThey can move

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bThey lack cell wall

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cThey do not have chlorophyll

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dBoth a and b

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View Answer Both a and b

Organisms of which of the following kingdom have absorptive mode of nutrition______________?


aProkaryotae

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bProtoctista

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cAnimalia

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dFungi

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View Answer Fungi

Five kingdom classification was proposed by_____________?


aCarlous Linnaeus

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bE-Chatton

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cRobert Whittaker

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dLynn Margulis and Karlene Schwartz

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View Answer Robert Whittaker

The one which is a weed killer is___________?


aIAA

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bNAA

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c2 4-D

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dGA

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View Answer 2 4-D

The discease in which transmembrane carrier for the chloride ion is not produced is__________?


aHyperchloesterolemia

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bCystic fibrosis

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cSevere combined immunodeficiency syndrome

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dAIDS

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View Answer Cystic fibrosis

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