Multiple choice

When second sperm cell from pollen grain fuses with two polar nuclei inside ovary, _ is result.

  1. diploid

  2. triploid

  3. haploid

  4. polypoid

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

In double fertilization, one sperm cell fertilizes the egg (forming a diploid zygote), while the second sperm cell fuses with two polar nuclei, resulting in a triploid cell that develops into the endosperm.