APTI PLUS Academy For Civil Services

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Mega Quiz Correct Answer with Explanation The recently discovered freshwater fish, Amblyceps vayavy, from the northern Western Ghats is most likely to be found in which of the following habitats? (a) Seasonal floodplain wetlands of large rivers (b) Fast-flowing hill streams with rocky and pebble substrates (c) Brackish water lagoons along the western coast (d) Deep freshwater reservoirs created by large dams Answer: (b) Explanation The fish inhabits shallow hill streams with sandy, rocky and pebble beds. Such environments provide:  shelter among stones  feeding grounds for aquatic invertebrates. Additional Information Hill streams of the Western Ghats biodiversity hotspot support a large number of endemic freshwater fish species. The Western Ghats are recognized as one of the eight hottest biodiversity hotspots in the world. Q6. Consider the following statements regarding National Chambal Sanctuary: 1. It is a protected riverine sanctuary located across three states. 2. It supports the largest wild population of gharials. Which of the statements given above is/are correct? (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2 Answer: (c) Explanation Statement 1 — Correct The sanctuary lies across:  Madhya Pradesh  Uttar Pradesh  Rajasthan. Statement 2 — Correct It contains the largest wild population of gharials. Additional Information Other species found:  Gangetic dolphin  Smooth-coated otter  Mugger crocodile. Q7. Consider the following statements about Iraq: 1. Iraq has a coastline along the Persian Gulf. 2. The Tigris and Euphrates rivers originate in the mountains of Iraq. Which of the statements given above is/are incorrect? (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2 Answer: (b) Explanation Statement 1 — Correct Iraq has a short coastline on the Persian Gulf. Statement 2 — Incorrect Both the Tigris and Euphrates rivers originate in Turkey. Additional Information The region between these rivers is historically known as Mesopotamia. Q8. Consider the following statements regarding Acrylonitrile: 1. It is a volatile industrial chemical used in production of plastics and synthetic fibres. 2. It enhances the activity of a neurotransmitter in the human brain. Which of the statements given above is/are correct? (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2 Answer: (a) Explanation Statement 1 — Correct Acrylonitrile is used to manufacture:  acrylic fibres  synthetic rubber  plastics. Statement 2 — Incorrect Enhancing neurotransmitter activity is a property of certain medicines, not acrylonitrile. Additional Information It is:  toxic  highly flammable  produced industrially from propylene and ammonia. Q9. Consider the following statements regarding Sujal Gaon ID: 1. It provides a digital identifier for rural drinking water infrastructure. 2. It integrates infrastructure and service-area identifiers for mapping rural water supply. 3. It assigns a unique identifier to each household receiving tap water. Which of the statements given above are correct? (a) 1 and 2 only (b) 2 and 3 only (c) 1 and 3 only (d) 1, 2 and 3 Answer: (a) Explanation Statement 1 — Correct Sujal Gaon ID provides a digital identity for village-level water infrastructure. Statement 2 — Correct It integrates infrastructure ID and service area ID. Statement 3 — Incorrect It identifies villages and service areas, not individual households. Additional Information The system is linked to Sujalam Bharat digital architecture under Jal Jeevan Mission.

Consider the following statements regarding Sujal Gaon ID: It provides a digital identifier for rural drinking water infrastructure. It integrates infrastructure and service-area identifiers for mapping rural water supply. It assigns a unique identifier to each household receiving tap water.

Consider the following statements regarding Acrylonitrile: It is a volatile industrial chemical used in production of plastics and synthetic fibres. It enhances the activity of a neurotransmitter in the human brain.

Consider the following statements about Iraq: Iraq has a coastline along the Persian Gulf. The Tigris and Euphrates rivers originate in the mountains of Iraq.

Consider the following statements regarding National Chambal Sanctuary: It is a protected riverine sanctuary located across three states. It supports the largest wild population of gharials.