Worms Put New Life Into Derelict Site Reading Answers _top_ ✧ [ POPULAR ]
The original passage, typically titled "Worms Put New Life into Derelict Site" or something similar, describes a real-world environmental project. A brownfield site (an abandoned industrial area contaminated with heavy metals, chemicals, and poor soil structure) is restored using and red wigglers ( Eisenia fetida ).
FALSE Explanation: The passage usually mentions a timeframe of 18–24 months for significant improvement, and "public park" status may be a future goal, not a completed result at the time of writing. worms put new life into derelict site reading answers
When reading passages discuss how worms revive these sites, they often refer to earthworms as "ecosystem engineers." This is a specific ecological term denoting organisms that create, modify, and maintain habitats. The process by which worms put new life into a derelict site operates on multiple levels, primarily through burrowing, feeding, and casting. The original passage, typically titled "Worms Put New
Contaminants are removed from the soil by (e.g., willow and alder). Matching Sentence Endings When reading passages discuss how worms revive these
Name one heavy metal mentioned in the passage that worms absorb. Answer: lead / zinc / cadmium Explanation: The text typically lists lead (Pb), zinc (Zn), and sometimes cadmium (Cd) as target contaminants.
One of the most surprising aspects of this topic, often highlighted in academic texts, is the ability of worms to tolerate and process contamination. Derelict sites are frequently riddled with heavy metals like lead, cadmium, and zinc, as well as hydrocarbons from oil spills.
As they tunnel, they create macropores—channels that allow air and water to penetrate deep into the ground. This process, known as bioporation, restructures the soil profile. It turns a sealed, anaerobic (oxygen-free) environment into an aerobic one, allowing the essential return of oxygen which fuels the aerobic bacteria needed to break down pollutants.