question_answer

Which of the following statement(s) is/are false?

(i) Pollen grains represents immatured male gametophyte.

(ii) In angiosperms, partially developed male gametophytes are pollinated.

(iii) Generative cell is siphonogamous while vegetative cell is spermatogenous.

(iv) Formation and differentiation of pollen grains is called microsporogenesis.

(v) Pollen grains of some plants produce seve allergy and respiratory or bronchial diseases.

(vi)  Pollen grains are poor in nutrients.

A) (i) and (vi)      

B)        (iii) and (vi)

C) (iv) and (v)      

D)        (v) and (vi)