Question

In peas, a pure tall plant (TT) is crossed with a short plant (tt). The ratio of pure tall plants to short plants in F2 is
(a) 1 : 3
(b) 3 : 1
(c) 1 : 1
(d) 2 : 1

NCERT Class X
Science - Exemplar Problems

Chapter_Heredity and Evolution

Answer 1

(b) 3  :  1  =75%   =  25%  -  is the answer.

Answer 2

option b is the answer that is 3;1