Sexual Reproduc...

Among the terms listed below, those that of are not technically correct names for a floral whorl are

i.  Androecium

ii.  Carpel

iii.  Corolla

iv.  Sepal

Embryo sac is to ovule as _______ is to an anther.

In a typical complete, bisexual and hypogynous flower the arrangement of floral whorls on the thalamus from the outermost to the innermost is:

A dicotyledonous plant bears flowers but never produces fruits and seeds. The most probable cause for the above situation is:

The outermost and innermost wall layers of microsporangium in an anther are respectively:

During microsporogenesis, meiosis occurs in:

From among the sets of terms given below, identify those that are associated with the gynoecium.

Starting from the innermost part, the correct sequence of parts in an ovule are,

From the statements given below choose the option that are true for a typical female gametophyte of a flowering plant:

i.  It is 8-nucleate and 7-celled at maturity

ii.  It is free-nuclear during the development

iii.  It is situated inside the integument but outside the nucellus

iv.  It has an egg apparatus situated at the chalazal end

Autogamy can occur in a chasmogamous flower if: