Question

Vegetative fertilization, which involves formation of endosperm, is fusion of __________.

• A. One male gamete with diploid secondary nucleus
• B. Two vegetative cells
• C. Two male gametes
• D. Female gamete with secondary nucleus

Answer 1

The correct option is A One male gamete with diploid secondary nucleus

After syngamy the pollen tubes releases two male gametes, one fuses with the nucleus of the egg cell and the other with the central cell and forms the primary endosperm nucleus (PEN).

So the correct option is 'One male gamete with diploid secondary nucleus'.