[" Function of filiform apparatus is to: "],[" A."quad " Recognize the suitable pollen at stigma "],[" B."quad " O stimulate division of generative cell "],[" c."quad bigcirc" Produce nectar "],[" D."]

Function of filiform apparatus is to :- 1. Guide the entry of pollen tube 2. Recognize the suitable pollen at sigma 3. Stimulate division of generative cell 4. Produce nectar

What is the function of filiform apparatus? (A) Stigma recognizes proper/ right pollen grain (B) It induces division of germinative cell (C) Produces nectar (D) It guides entry of pollen tube

What does the filiform apparatus do at the entrance into or Function of filiform apparatus is to (a) Brings about opening of pollen tube (b) Guides pollen tube from synergid to egg (c) Helps in the entry of pollen tube into synergid (d) Prevents entry of more than one pollen tube into embryo sac

In majority angiosperms…… (A) There are filiform apparatus in egg cell (B) There are many antipodal cells in it (C) In megaspore mother cell meiotic division takes place (D) A small central cell is located in embryo sac.

In a pollen grain larger irregular shaped nucleus is (A) archesporical nucleus (B) vegetative cell (C) prothallial nucleus (D) generative cell

60 % of the angiosperms shed their pollens at the (a) 2 celled stage (b) 3 celled stage (c) 4 celled stage (d) 1 celled stage

The function of the secretion of prostate gland is: (a.) Inhibit sperm activity (b.) Attract sperms (c.)Stimulate sperm activity (d.)None of these

A + NH4+ B C Glatamate + H2O + D complete the above conversion with suitable option for A, B C and D.

Which is the largest nucleus in pollen grain? (A) gamete nucleus (B) vegetative nucleus (C) generative nucleus (D) primary covered nucleus

Pollen grains are produced in (a) Anther (b) Pollen sac (c) Filament (d) Stigma