A. that removes algae from stabilization pond effluent
B. that promotes the aggregation of small particles into larger particles to enhance their removal by gravity
C. both (a) and (b)
D. none of these.
Correct Answer
that promotes the aggregation of small particles into larger particles to enhance their removal by gravity
More questions
1. Pick up the correct statement from the following :
Options
A. with both handles in his left hand, the chain man throws out the chain with his right hand and the second chain man assists him to free it from knots
B. the follower of the chaining operation should be more experienced than the leader
C. at the end of the tenth chain length, the two chain men meet and the ten arrows are handed over to the leader