Q1. Which of the following pollutants is primarily responsible for causing bronchitis and asthma in humans? View Answer Correct Option: 2. Nitrogen Oxides Explanation: Nitrogen Oxides (NOx) cause inflammation in the lungs, breathlessness, and are known to cause bronchitis and asthma due to their impact on the respiratory system. Q2. Which pollutant leads to the […]
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Q1. Which gas is primarily responsible for the depletion of the ozone layer? View Answer Correct Option: 4. Chlorofluorocarbons (CFCs) Explanation: CFCs are man-made compounds released mainly from refrigeration and air-conditioning systems. When they reach the stratosphere, they break down ozone (O₃) molecules, leading to ozone layer depletion. Q2. Which of the following is a
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Q1. Which of the following is a secondary pollutant? View Answer Correct Option: 3. Peroxyacetyl nitrate (PAN) Explanation: PAN is a secondary pollutant formed by the reaction of nitrogen oxides and hydrocarbons in the presence of sunlight. Unlike primary pollutants, it does not enter the environment directly but is produced through photochemical reactions in the
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Q1. What is “Aviral Dhara” in the context of Namami Gange? View Answer Correct Option: 3. Ensuring continuous and uninterrupted flow of river Ganga Explanation: “Aviral Dhara” stands for ensuring the natural, uninterrupted flow of the Ganga. It includes measures like River Regulatory Zones and sustainable irrigation. Q2. What is the focus of the “Arth
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Q1. Why was a separate Island Protection Zone (IPZ) Notification, 2011 issued for the Andaman & Nicobar and Lakshadweep Islands? View Answer Correct Option: 2. Because the standard 500m CRZ regulations overlapped on small island areas Explanation: Small island sizes led to the standard Coastal Regulation Zone (CRZ) rules overlapping across the island. Therefore, a
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Q1. According to CRZ 2019 Notification, what is the No Development Zone (NDZ) for densely populated rural areas (CRZ-III A)? View Answer Correct Option: 2. 50 meters from HTL Explanation: In CRZ-III A (densely populated rural areas with >2161 persons/sq.km), NDZ has been reduced to 50 meters from the High Tide Line. Q2. What is
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Q1. The primary objective of the Coastal Regulation Zone (CRZ) notification is: View Answer Correct Option: 1. Protect coastal zones and regulate development activities Explanation: The CRZ notification was issued to conserve ecologically sensitive coastal areas and regulate human activities that may lead to their degradation. Q2. Which of the following is NOT classified under
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Q1. Which region in India has the richest coral reef biodiversity? View Answer Correct Option: 4. Andaman and Nicobar Islands Explanation: The Andaman and Nicobar Islands have the highest coral species diversity among Indian coral reef regions, followed by Lakshadweep, Gulf of Mannar, and Gulf of Kachchh. Q2. Which act in India provides the highest
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Q1. Which of the following types of corals are responsible for reef building? View Answer Correct Option: 2. Hard corals Explanation: Only hard corals (also known as hermatypic corals) secrete calcium carbonate skeletons, which build up over time to form coral reefs. Soft corals like sea fans do not contribute to reef structure. Q2. Coral
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Q1. Which Indian mangrove region is the largest continuous stretch in the world? View Answer Correct Option: 3. Sundarbans Explanation: Sundarbans is the world’s largest tidal halophytic mangrove forest and is shared between India and Bangladesh. Q2. What is the name of the initiative under the Indian government that uses MGNREGA and CAMPA funds for
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