Agriculture MCQs

Page No. 204

Juvenile hormone ensures_______________?


aCauses moulting

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bLarval organism is to be made after moulting

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cMaintains immature forms during larval moults

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d2nd and 3rd both

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View Answer 2nd and 3rd both

The process of periodic shedding of hard secretion cuticle which occurs during developmental stages of insects is called_______________?


aMoulting

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bEcdysis

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cExuvium

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dMoulting and Ecdysis

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View Answer Ecdysis

Insect body divided into external grooves called Sutures__________________?


aSutures

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bSomites

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cSclerite

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dAcron

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View Answer Sutures

It is a nitrogenous polysaccharides which are more than 50% of substance of cuticle is called___________________?


aSclerotion

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bResilin

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cChitin

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dCuticulin

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View Answer Sclerotion

Function of Exo cuticle insect is_________________?


aRigidity of body parts

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bimpermeability of water

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cPrevent evaporation

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dToughness and flexibility

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The body wall of insect which includes cuticle, epidermis and basement membrane is__________________?


aIntegument

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bExoskeleton

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cInternal skeleton

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dNone of the above

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View Answer Integument

Jumping legs present in grasshopper known as___________________?


aSaltatorial

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bRaptiorial

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cCursorial

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dNetatiorial

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View Answer Saltatorial

Ants butterflies, wasp, moths have type of legs ______________________?


aBasket like

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bNetatorial

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cCursorial

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dFussorial

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View Answer Cursorial

Honey bees with a row of minutes hooks on the anterior wings that catch in to the up-rolled hind border of the fore wing is_______________?


aFrenulum

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bJugum

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cRetainaculum

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dHamuli

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View Answer Hamuli

Wings are modified into rod like structure in Thrips are type of wings________________?


aMembrarieous

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bhalteres

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cStripy

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dElytra

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View Answer Stripy

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