Q.

Which of the following is a product of meiosis

1 Microspore mother cell  
2 Endosperm nucleus (primary)  
3 Megaspore mother cell  
4 Megaspore  

Ans.

(4)

Megaspore is a haploid cell that is formed when the megaspore mother cell undergoes meiosis. It is the initial cell giving rise to female gametophyte.