Biology MCQs

Page No. 4

All are functions of hypothalamus, but, _________ ?


aRegulation of body temperature


bRegulation of anti-diuretic hormones


cRegulation of sleep and emotions


dRegulation of blood osmotic pressure



Examples of Epigeal germination include _________ ?


aMaize


bSword bean seed


cBroad bean seed


dCorn


View Answer Sword bean seed

“lub” sound is produced after _________ ?


aThe ventricles are fully contracted


bThe ventricles start to relax


cThe bicuspid and tricuspid valves suddenly close


dThe semilunar valves are closed



Self pollination is not possible in ________ ?


aDioecious plants


bPawpaw


cFlowers


dboth A and B


View Answer both A and B

BOD refers to the __________?


aBidding of Dermatology


bBinding of Dirt


cBiochemical occupied Date


dBiochemical Oxygen demand



Enzyme activity can also be charted through the __________ ?


aRate of digestion


bRate of reaction


cLevel of pH


dNumber of active sites


View Answer Rate of reaction

What is hibernation and aestivation________?


aThermal adaptation shown by animals


bwind adaptation shown by animals


cadaptation of animals to escape from predators


dnone of the above



Acetabularia mediterranea has a cap of _________ ?


aRegular shape


bCircular shape


cTriangular shape


dCone shape


View Answer Regular shape

Acetabularia is a kind of __________ ?


aFungi


bProtist


cMulticellular alga


dUnicellular alga


View Answer Unicellular alga

Ingestion of bacteria by certain type of cells is termed as ________ ?


aAcclimatization


bAgglutination


cParalysis


dPhagocytosis


View Answer Phagocytosis

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