Question
[109]. Read the following passage carefully:
Passage: "The river dolphin of the Ganga is almost blind and finds its way by sound. It sends out clicks and listens for echoes from fish, riverbed and obstacles — a skill called echolocation. Because it lives in murky water, sight would be of little use, but sound travels well underwater. Noise from boats, dams that break its habitat into parts, and fishing nets now threaten it. Protecting the dolphin means protecting quiet, connected stretches of river, not only the animal itself. Its survival is a measure of the river's health." In the passage, 'a measure of the river's health' means
Option 2 : the dolphin's survival indicates how healthy the river is.
Detailed Solution
सही उत्तर the dolphin's survival indicates how healthy the river is. है।
Dolphin survival indicates overall river health.
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prepsnap.in • Mock TestQuestion:
[109]. Read the following passage carefully:
Passage: "The river dolphin of the Ganga is almost blind and finds its way by sound. It sends out clicks and listens for echoes from fish, riverbed and obstacles — a skill called echolocation. Because it lives in murky water, sight would be of little use, but sound travels well underwater. Noise from boats, dams that break its habitat into parts, and fishing nets now threaten it. Protecting the dolphin means protecting quiet, connected stretches of river, not only the animal itself. Its survival is a measure of the river's health." In the passage, 'a measure of the river's health' means
Correct Answer: the dolphin's survival indicates how healthy the river is.
Dolphin survival indicates overall river health.