Coconut water from a tender coconut is

(A) innermost layers of the seed coat

(B) degenerated nucellus

(C) immature embryo

(D) free nuclear endosperm.

Flowers are unisexual in

(A) China rose

(B) onion

(C) pea

(D) cucumber.

Filiform apparatus is characteristic feature of

(A) aleurone cell

(B) synergids

(C) generative cell

(D) nucellar embryo.

In angiosperms, microsporogenesis and mega-sporogenesis

(A) involve meiosis

(B) occur in ovule

(C) occur in anther

(D) form gametes without further divisions.

Proximal end of the filament of stamen is attached to the

(A) Placenta

(B) thalamus or prtal

(C) anther

(D) connective.