Question

(a) State the ratio of plants produced in the monohybrid cross and dihybrid cross in the F2 generation.

(b) Name any three contrasting characters noticed by Mendel in the garden pea plants.

Answer 1

ratio of plants in mono hybrid cross :1:2:1
ratio of plants in dihybrid cross: 9:3:3:1

b) contrasting character are:
tall x dwarf ; violet flowers x white ;  green seeds x yellow 
hope this helps!!

Answer 2

a.phenotypic ratio in monohybrid cross-3:1
". ". ". dihybrid cross-9:3:3:1
b.round yellow ,round green ,wrinkled yellow , wrinkled green .