Biology MCQs

Page No. 18

Which of the following filtrate contains excessive amount of amino acids, glucose, and salts?


aGlomerular filtrate

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bFiltrate passing through ascending limb

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cFiltrate passing through distal conveluted tubule

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dFiltrate passing through collecting tubules

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View Answer Glomerular filtrate

Malphighian tubules absorb waste materials and salts from__________?


aBlood

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bLymph

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cGut

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dHemolymph

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View Answer Hemolymph

Which of the following openings have cilia?


aNephrostome

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bNephridiopore

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cBoth of these

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dNone of these

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View Answer Nephrostome

Which of the following animal excrete nitrogenous waste mainly as uric acid?


aHydra

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bPlanaria

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cHumans

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dBirds

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View Answer Birds

Thick, waxy & leathery cuticle around leaves is present in___________?


aHydrophytes

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bMesophytes

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cXerophytes

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dHalophytes

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View Answer Xerophytes

Bats & humming birds belong to___________?


aEndotherms

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bEctotherms

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cHeterotherms

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dHomeotherms

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View Answer Heterotherms

A stone measuring 0.4 cm, blocking the outlet of renal pelvis resulting in mild to moderate tract obstruction. Which of the following technique will be opted to remove this stone?


aKidney surgery

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bBurring a hole and removing the stone manually (nephrolithotomy)

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cExtracorporeal Shock wave lithotripsy

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dNone of these

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Which of the vascular channels are related to Juxtramedullary nephrous only?


aAfferent and efferent arterioles

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bPeritubualr capillaries

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cVasa nervosa

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dVasa recta

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View Answer Vasa recta

In Urea cycle __________ ammonia molecules combine with 1 CO2 molecule to form 1 molecule of urea.


a1

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b2

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c3

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d4

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View Answer 2

Which of the following is most toxic?


aAmmonia

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bUrea

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cUric acid

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dTrimethylamine oxide

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View Answer Ammonia

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