Answer:
1. A. The diminishing numbers of chimney swift can be reversed by simple conversation efforts.
Explanation:
Option A best summarizes the passage because it truly expresses and captures the author's main idea of presenting the declining state of chimney swifts and proferred a solution to the declination.
2. D. The chimney swift's adaptability was severely hindered around 1970s.
Explanation:
This is true because it is seen from the passage that during the 1970s they started experiencing habitat loss. This habitat loss hindered their adaptability.
3. D. It offers supporting evidence for the claim.
Explanation:
The author in the bid to further explain how one can recognize the chimney swifts at dusk gave a supporting evidence that at dusk they move in large colonies of hundreds, or even thousands of individuals form tornado-like funnels.
4. A. The author provides facts to support the main idea
Explanation:
This is true because the author provides sufficient facts in order to support his main idea. He goes from the year they started experiencing habitat loss to the issues surrounding their habitat loss and ways to conserve them. Every step of the way, he provides clear facts.
5. B. Logging and deforestation, changes in the ways we heat our buildings and chimney capping have robbed the chimney swift of its preferred roosting sites.
Explanation:
Since the main idea reveals how chimney swifts are diminishing due to habitat loss and the conservative efforts needed to be implemented to save them, this option clearly reveals the adverse effects of logging and deforestation, changes in heating our buildings and chimney capping on the chimney swift's roosting sites. Thus, supporting the author's main idea.
6. B. Chimney swifts can easily adapt roosting behaviors to any struture made of the proper materials.
Explanation:
This option captures the conclusion perfectly because it reveals the conservative effort that can be implemented to save chimney swifts from total extinction. Also, this option resonates perfectly with the concluding part of the passage.
