Select the correct order of events occuring in blood clotting :-
(I) Formation of fibrin polymer. (II) Formation of clot. (III) Thromboplastin formation. (IV) Conversion of prothrombin to thrombin. Choose the correct option :-

Select the be option with the correct sequence of events in the cycle of Bryophytes : (I) Germination of spores (II) Formation of gametes. (III) Formation of gametophyte . (IV) Fertilization of gametes to form an embryo . (V) Formation of sporophyte.

Select the be option with the correct sequence of events in the cycle of Bryophytes : (I) Germination of spores (II) Formation of gametes. (III) Formation of gametophyte . (IV) Fertilization of gametes to form an embryo . (V) Formation of sporophyte.

Arrange the following in correct sequence with reference to sexual reproduction in Rhizopus (I) Formation of germ tube (II) Formation of zygophores (III) Formation of warty wall layer of zygospore (IV) Secretion of trisporic acid The correct sequence is

which is the correct sequence of events in the origin of life: I. Formation of protobionts II. Synthesis of organic monomers III. Synthesis of organic polymers IV Formation of DNA based genetic systems

Select the incorrect pair(s). I. Endospore-Actinomycetes II. Cyst formation-Azotobacter III. Conidia-Clostridium tetani Choose the correct option.

Choose the correct order of enthalpy of formation, DeltaH_(f)^(@) for halides of alkali metals :

Which of the following is the correct sequence of events in the origin of life I. Synthesis of organic polymers II. Synthesis of organic monomers III.Formation of protobionts IV. Formation of DNA-based genetic systems