12th Class
Biology
Principle Of Inheritance And Variation
Question Bank
MCQs - Principles of Inheritance and Variation
question_answer
When a pure tall plant (TT) having rounded seeds (RR) is crossed with dwarf plant (tt) having wrinkled? (rr) and, their \[{{F}_{1}}\] progeny are crossed among themselves to produce \[{{F}_{2}}\] -generation, how many phenotypes will be observed?
A)16
B)9
C)4
D)12
Correct Answer:
C
Solution :
[c] Four types ofphenotypes will be observed. They are tall round, tall wrinkled, dwarf round, dwarf wrinkled.