Questions

'Although rain was drenching the players the players still finished the game' is the correct sentence in which an adverb clause is underlined. This adverb clause starts with a subordinating conjunction 'although' and contains a subject 'rain' and the verb is 'was drenching'. The adverb clause changes the verb 'finished' in the main clause.

The blood of some invertebrate animals like the earthworm is red due to haemoglobin pigment, but the pigment is dissolved in the plasma. In vertebrates the same pigment is found in the red corpuscles and not in the plasma.

This 11.2 km/s is also known as the escape velocity. It works out to roughly 25000miles per hour 

Throughput : number of processes that complete their execution per time unit.

Turnaround time : amount of time to execute a particular process.

Waiting time : amount of time a process has been waiting in the ready queue.

Response time : amount of time it takes from when a request was submitted until the firstresponse is produced, not output (for time-sharing environment).