question_answer

P, Q, R and S represent the stages in the germination of a seed.

P - Root appears

Q - Seed coat tears

R - First leaves appear

S - Shoot appears

Which one of the following shows the correct order in which germination takes place?      

A)  \[P\to Q\to R\to S\]     

B)  \[Q\to P\to S\to R\]

C)  \[Q\to S\to P\to R\]

D)         \[S\to P\to Q\to R\]