Sexual Reproduction in Flowering Plants Question 45

45. What would be the number of chromosomes in the cells of the aleuron layer in a plant species with 8 chromosomes in its synergids

[2006]

(a) 24

(b) 32

(c) 8

(d) 16

Show Answer

Answer : a

Hints & Solutions

(a) Aleurone layer is the layer formed by the endospermic tissue in the members of family graminae e.g. wheat, rice, maize etc. Obviously it will be a triploid tissue. So if synergids have 8 no. of chromosomes which are haploid than aleurone- layer must have 24 chromosomes.