This exclusive guide is your comprehensive resource for understanding and mastering the "Earth's Lakes Are Under Threat" topic. Use the reading passage to sharpen your comprehension, use the answer key to check your work, use the explanations to understand your mistakes, and use the strategies to ace your test. Your journey to IELTS success starts here.
| Statement | Answer | |-----------|--------| | The Aral Sea has completely disappeared. | (It has split into four smaller lakes; some water remains.) | | Invasive zebra mussels have improved water clarity in the Great Lakes. | True (They filter water so aggressively that clarity increases, but this disrupts the food chain.) | | Climate change affects lakes only through rising air temperatures. | False (It also alters precipitation patterns, ice cover duration, and evaporation rates.) | | Lake Victoria’s declining water levels are solely due to dam construction. | Not Given (The passage mentions dams, drought, and deforestation, but doesn’t isolate one as the sole cause.) |
Mining activities and agricultural runoff contribute to toxic conditions, often destroying local fish populations.
In reservoirs, the primary cause of storage loss is the buildup of sediment. As rivers flow into dammed areas, they drop sand and mud, gradually filling the reservoir from the bottom up and reducing its total capacity. earth lakes are under threat reading answers exclusive
As global temperatures rise, the rate of evaporation from the surface of lakes increases. Warmer air holds more moisture, leading to faster water loss, especially in arid regions. Furthermore, changing precipitation patterns mean some areas are experiencing prolonged droughts, reducing the influx of water from rain and snowmelt . B. Unsustainable Water Diversion
| | Answer | Justification (as found in the passage) | | :--- | :--- | :--- | | 9. Scientists are surprised that Lake Poopo has disappeared so quickly. | TRUE | "While scientists had suspected that Poopo would eventually run dry, they didn't expect that this would occur for at least another thousand years ." | | 10. Steps are being taken to reduce the impact of mining on Lake Poopo. | NOT GIVEN | The passage mentions mining contributed to the pollution, but it gives no information on any steps being taken to reduce its impact. | | 11. Lake Fracksjon is the fastest warming lake in the world. | TRUE | "This would be Lake Fracksjon in Sweden, where an increase of 1.35°C per decade has been observed..." | | 12. Researchers are certain about the reason for Lake Waiau's disappearance. | FALSE | "The cause of the lake's decline has not yet been established , but drought is among the suspects." | | 13. Lake Scott's rising water level has occurred as a result of rainfall. | NOT GIVEN | The passage states that clay, sand, and other material plugged a sinkhole to refill the lake, and makes no mention of rainfall . |
"...releases massive quantities of carbon dioxide and into the air." 10 geopolitical Paragraph E This exclusive guide is your comprehensive resource for
C
What is the primary purpose of the author in paragraph 3?
Understanding why an answer is correct is the best way to improve your reading comprehension skills. Here is the exclusive breakdown: Heading Match Explanations | Statement | Answer | |-----------|--------| | The
Scientists who specialize in studying inland waters are known as ____________.
These questions test literal comprehension. For example, a passage might state that humid lakes are drying up, and the question will ask if water loss is limited only to desert regions.