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Shankar IAS Test: Environmental Pollution - 3 - UPSC MCQ


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20 Questions MCQ Test - Shankar IAS Test: Environmental Pollution - 3

Shankar IAS Test: Environmental Pollution - 3 for UPSC 2024 is part of UPSC preparation. The Shankar IAS Test: Environmental Pollution - 3 questions and answers have been prepared according to the UPSC exam syllabus.The Shankar IAS Test: Environmental Pollution - 3 MCQs are made for UPSC 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Shankar IAS Test: Environmental Pollution - 3 below.
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Shankar IAS Test: Environmental Pollution - 3 - Question 1

Statement 1: Vehicles globally are significant contributors to particulate matter in urban environments.
Statement 2: The highest exposure to vehicular fumes is typically found in rural areas.

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 1

Statement 1 is correct as vehicles contribute significantly to urban particulate matter. Statement 2 is incorrect because the highest exposure to vehicular fumes occurs on roads and within 500 meters of them, typically in urban areas.

Shankar IAS Test: Environmental Pollution - 3 - Question 2

In the context of acid rain, 'Wet Deposition' refers to:

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 2

Wet deposition refers to the precipitation of acidic chemicals carried to wet weather regions, falling as rain, snow, fog, or mist.

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Shankar IAS Test: Environmental Pollution - 3 - Question 3

Assertion (A): Delhi's air contains multiple pollutants like particulate matter, nitrogen oxides, ozone, and toxins.
Reasoning (R): Focusing on reducing emissions from diesel, a class one carcinogen, can significantly improve air quality.

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 3

Both statements are true, but reducing diesel emissions is just one of the many steps needed to improve air quality.

Shankar IAS Test: Environmental Pollution - 3 - Question 4

Match the following pollutants with their primary sources:

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 4

Sulphur Dioxide predominantly comes from burning coal and petroleum, Nitrogen Oxides from natural sources like lightning and volcanic eruptions, and Formic Acid from biomass burning during forest fires.

Shankar IAS Test: Environmental Pollution - 3 - Question 5

Statement 1: The pH scale ranges from 0 to 14, where lower values indicate higher acidity.
Statement 2: A solution with a pH of 4 is a hundred times more acidic than one with a pH of 6.

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 5

The pH scale does range from 0 to 14, with lower values indicating higher acidity. A pH of 4 is indeed a hundred times more acidic than a pH of 6.

Shankar IAS Test: Environmental Pollution - 3 - Question 6

What is the primary impact of acid rain on soil?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 6

Acid rain leads to the exchange between hydrogen ions and nutrient cations, causing leaching of essential nutrients and leading to soil infertility.

Shankar IAS Test: Environmental Pollution - 3 - Question 7

Which category under MoEFCC's industrial sector categorization indicates the highest level of pollution?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 7

The Red category under the MoEFCC's industrial sector categorization indicates the highest level of pollution.

Shankar IAS Test: Environmental Pollution - 3 - Question 8

Acid rain has a significant impact on:

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 8

Acid rain impacts soil, water bodies, vegetation, wildlife, and human health in various ways, including affecting soil fertility, aquatic life, plant growth, and contributing to human diseases.

Shankar IAS Test: Environmental Pollution - 3 - Question 9

What is the effect of acid rain on wildlife?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 9

Acid rain leads to a shift from bacteria-bound to fungi-bound microflora, impacting the decomposition of soil organic material and affecting aquatic life.

Shankar IAS Test: Environmental Pollution - 3 - Question 10

Control measures for acid rain include:

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 10

Control measures for acid rain include reducing SO2 emissions, using alternative energy sources, and implementing buffering techniques like adding lime to acidified waters.

Shankar IAS Test: Environmental Pollution - 3 - Question 11

Statement 1: Acid rain predominantly affects industrialized regions in the northern hemisphere.
Statement 2: The Great Smoky Mountains are unaffected by acid rain.

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 11

Statement 1 is correct as acid rain significantly affects industrialized regions in the northern hemisphere. However, Statement 2 is false because the Great Smoky Mountains are indeed affected by acid rain.

Shankar IAS Test: Environmental Pollution - 3 - Question 12

What is the primary effect of acid rain on human health?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 12

Acid rain can cause respiratory issues, irritate the skin, eyes, and respiratory tract, and lead to food poisoning through contaminated drinking water and food.

Shankar IAS Test: Environmental Pollution - 3 - Question 13

Which of the following is NOT a natural source of Sulphur emissions?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 13

Burning of coal is a man-made source of Sulphur emissions, not a natural one.

Shankar IAS Test: Environmental Pollution - 3 - Question 14

Statement 1: The pH of a solution is a logarithmic measure of hydrogen ion concentration.
Statement 2: In the pH scale, a pH of 7 indicates high acidity.

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 14

Statement 1 is correct as pH is a logarithmic index of hydrogen ion concentration. Statement 2 is incorrect because a pH of 7 is neutral, not highly acidic.

Shankar IAS Test: Environmental Pollution - 3 - Question 15

Which form of acid deposition occurs in dry-weather areas and adheres to surfaces like ground and buildings?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 15

In dry-weather areas, acid chemicals may mix with dust or smoke and fall to the ground as dry deposition, adhering to various surfaces.

Shankar IAS Test: Environmental Pollution - 3 - Question 16

Which of the following is an effect of acid rain on vegetation?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 16

Acid rain affects trees and undergrowth, causing symptoms like reduced or abnormal growth, discoloration, and loss of biomass.

Shankar IAS Test: Environmental Pollution - 3 - Question 17

Which industrial sector category under MoEFCC does NOT require Environmental Clearance (EC) and Consent?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 17

The White category, representing practically non-polluting industries, does not require Environmental Clearance (EC) and Consent.

Shankar IAS Test: Environmental Pollution - 3 - Question 18

In the context of acid rain, which metal's increased concentration in drinking water is linked to renal tubular damage?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 18

A decrease in water pH due to acid rain can result in a fivefold increase in cadmium concentration in drinking water, potentially causing renal tubular damage.

Shankar IAS Test: Environmental Pollution - 3 - Question 19

Which of the following areas in India has NOT been reported to experience acid rain?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 19

Bombay, northeastern India, and West Bengal have reported cases of acid rain, but there's no mention of Rajasthan experiencing acid rain.

Shankar IAS Test: Environmental Pollution - 3 - Question 20

What is the primary measure to reduce sulfur dioxide (SO2) emissions in controlling acid rain?

Detailed Solution for Shankar IAS Test: Environmental Pollution - 3 - Question 20

Reducing SO2 emissions involves burning less fossil fuel, using alternative energy sources (like tidal, wind, hydropower), and applying desulfurization methods.

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