<span>Single-ply membranes are a assorted
and promptly increasing group of sheet materials that are functional to the
roof in a single layer. As equated to built-up membranes, they need less
on-site labor, and they are usually more flexible and therefore less liable to
to cracking and ripping. They are attached to the roof surface by any of
several means.</span>
Answer: I believe you are correct with assuming its D
Paper
explanation- it’s more biodegradable
Answer:
C. Prevention of Aquatic dwelling organisms from moving past the reservoir will affect biodiversity
Explanation:
Due to the Dam blocking any water the biodiversity from where the water was blocked off from will change. Due to the sudden change in the food chain which may cause a great amount of havoc on the life around the dam.
