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Which Type Of White Blood Cells Are Concerned With The Release Of Histamine And The Natural Anticoagulant Heparin?

a) Eosinophils b) Basophils c) Neutrophils d) Monocytes Answer: b) Basophils Explanation: The function of basophils is similar to that of... View Article

Electrons From Excited Chlorophyll Molecule Of Photosystem Ii Are Accepted First By?

a) Quinone b) Cytochrome - f c) Cytochrome - b d) ferredoxin Answer: a) Quinone Explanation: Plastoquinone is used as a mobile carrier... View Article

The Freshly Receptacle Of Synconus Of Fig Encloses A Number Of?

a) Berries b) Samaras c) Achenes d) Mericarps Answer: c) Achenes Explanation: Synconus is a fruit type in fig which is composed of many... View Article

The Energy Releasing Process In Which The Substrate Is Oxidized Without An External Electron Acceptor Is Called?

a) aerobic respiration b) photorespiration c) fermentation d) Glycolysis Answer: c) fermentation... View Article

Nitrogen Fixation In Root Nodules Of Alnus Is Brought About By?

a) Frankia b) Clostridium c) Bradyrhizobium d) Azorhizobium Answer: a) Frankia Explanation: Frankia is actinomycete.... View Article

Endosperm Is Consumed By Developing Embryo In The Seed Of?

a) Pea b) Castor c) Coconut d) Maize Answer: a) Pea Explanation: The remaining options are albuminous/endospermic seeds.... View Article

Importance Of Day Length In Flowering Of Plants Was First Shown In?

a) Cotton b) Tobacco c) Lemna d) Petunia Answer: b) Tobacco... View Article

In Leaves Of C4 Plants Malic Acid Synthesis During Carbon Dioxide Fixation Occurs In?

a) bundle sheath b) mesophyll cells c) epidermal cells d) guard cells Answer: b) mesophyll cells Explanation: It is from the mesophylls... View Article

Vascular Tissues In Flowering Plants Develop From?

a) Periblem b) Plerome c) Phellogen d) Dermatogen Answer: b) Plerome... View Article

Senescence As An Active Developmental Cellular Process In The Growth And Functioning Of A Flowering Plant, Is Indicated In?

a) annual plants b) leaf abscission c) vessels and tracheid differentiation d) floral parts Answer: b) leaf abscission Explanation:... View Article

The Rupture And Fractionation Do Not Usually Occur In The Water Column In?

a) weak gravitational pull b) cohesion and adhesion c) lignified thick wall d) transpiration pull Answer: b) cohesion and adhesion... View Article

Dry Indehiscent Single-seeded Fruit Formed Bicarpellary Syncarpous Inferior Ovary Is?

a) berry b) Cypsela c) Caryopsis d) Cremocarp Answer: b) Cypsela... View Article

The C4 Plants Are Photosynthetically More Efficient Than C3 Plants Because?

a) the carbon dioxide efflux is not prevented b) carbon dioxide generated during photorespiration is trapped and recycled through PEP... View Article

The Biomass Available For Consumption By The Herbivores And The Decomposers Is Called?

a) Secondary productivity b) Net primary productivity c) Standing crop d) Gross primary productivity Answer: b) Net primary productivity... View Article

The Signals For Parturition Originate From?

a) Placenta only b) Oxytocin released from maternal pituita c) Placenta as well as fully developed foetus d) Fully developed foetus only... View Article

The Permissible Use Of The Technique Amniocentesis Is For?

a) Detecting any genetic abnormality b) Artificial insemination c) Detecting sex of the unborn foetus d) Transfer of embryo into the uterus... View Article

In Vitro Fertilisation Is A Technique That Involves Transfer Of Which One Of The Following Into The Fallopian Tube?

a) Embryo only, upto 8 cell stage b) Embryo of 32 cell stage c) Either zygote or early embryo upto 8 cell stage d) Zygote only Answer: c)... View Article

The Part Of Fallopian Tube Closest To The Ovary Is?

a) Isthmus b) Cervix c) Infundibulum d) Ampulla Answer: c) Infundibulum... View Article

Transfer Of Pollen Grains From The Anther To The Stigma Of Another Flower Of The Same Plant Is Called?

a) Xenogamy b) Karyogamy c) Geitonogamy d) Autogamy Answer: c) Geitonogamy... View Article

Coiling Of Garden Pea Tendrils Around Any Support Is An Example Of?

a) Thigmotaxis b) Thigmonasty c) Thermotaxis d) Thigmotropism Answer: d) Thigmotropism... View Article

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