" The synergids have special cellular thicknings at the micropylar tip called "

Synergids have special cellular thickening at micropylar tip. Write the name and function of this structure

A: filiform apparauts guides the pollen tube into the synergids R: It is special cellular thickening at microplylar tip to secrete chemotorpic stimulus

Find one word for the The following statements and choose the correct option. (i) Residual, persistent nucellus in seed -A (ii) Microspores arranged in a cluster of four cells - B (iii) Special cellular thickening at the micropylar end of emrbyo sac - C (iv) Development of seeds without fertilization - D

Assertion Synergids are elongated cells that occur at the micropylar pole. Reason Synergids help in chemotropic movement of pollen tube.

Special cellular thickenings are observed at the micropylar end of the synergids. Identify the option which correctly identifies these structures and their function.

Mangroves have special type of roots

A space occurs between nucellus and integument towards micropylar end. It is called

Which ones do not have cellular structure