Multiple choice

The fusion product of polar nuclei and male gamete is

  1. microsporocyte

  2. primary endosperm nucleus

  3. zygote

  4. secondary nucleus

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The fusion of one male gamete with the two polar nuclei (or the secondary nucleus) results in the formation of the primary endosperm nucleus (PEN), which is triploid.