Question

1. peoples trust in scientific accomplishment is best demonstrated by the lines

the air is rank with chemicals / dripping from nest, tree & ladder (lines 52 - 53)
darkness has come / but technology will triumph (lines 42 - 43)
flashlight in left hand / spray bomb in right (lines 2 - 3)
treat nests preferably at night / when insects are inside (lines 9 - 10)

1. the speaker views his task with

uncertainty
courage
optimism
resignation

Explanation:

For question 11, the line "Darkness has come / but technology will triumph" shows trust in scientific - technological accomplishment. For question 12, since technology is expected to triumph despite darkness, it implies an optimistic view of the task.

Answer:

1. "Darkness has come / but technology will triumph" (lines 42 - 43)
2. optimism