Directions: The following sentence is jumbled up. You are required to re-arrange these parts, which are labeled P, Q. R and S to produce a correct sentence. Choose the proper sequence accordingly.

Nearly to NTPC's environmental activities (P) bloom around NTPC's power plants (Q) and stand lush green testimony (R) one and a half crore trees (S)

The sequence SQRP forms: 'Nearly one and a half crore trees bloom around NTPC's power plants and stand lush green testimony to NTPC's environmental activities.' This arrangement is grammatically correct and meaningful. S-Q-R-P places the numerical quantity first, followed by the action verb, location, and concluding phrase. Other sequences don't form coherent sentences.