Question

What does the filiform apparatus do at the entrance or Function of the filiform apparatus is to

• A. It helps in the entry of pollen tube into a synergid
• B. It prevents entry of more than one pollen tube into the embryo sac
• C. It brings about opening of the pollen tube
• D. It guides pollen tube from a synergid to egg

Answer 1

The correct option is A

It helps in the entry of pollen tube into a synergid

The correct option is: A

Explanation of correct option :

1. Filiform apparatus is a highly thickened, finger-like projection formed from synergids cell walls.
2. Synergid cells are small specialized cells present in the embryo sac adjacent to the egg in angiosperms.
3. The main function of the filiform apparatus is to guide the entry of the pollen tube into synergids and to release sperm.

Final answer:

The function of the filiform apparatus is to help the entry of the pollen tube into synergids.