Botany - Environmental Issues Question with Solution | TestHub

BotanyEnvironmental IssuesPollutionEasy2 minPYQ_2020
BotanyEasysingle choice

According to the Central Pollution Control Board (CPCB), the size of particulate matter (in micrometres) that can cause harm to humans is

Options:

Answer:
D
Solution:

According to the Central Pollution Control Board (CPCB), particulate size 2.5 micrometres or less in diameter (PM 2.5) are responsible for causing the greatest harm to human health. These fine particulates can be inhaled deep into the lungs and can cause breathing and respiratory symptoms, irritation, inflammations and damage to the lungs and premature deaths.

Stream:NTA_ABHYAS_NEETSubject:BotanyTopic:Environmental IssuesSubtopic:Pollution
⏱ 2mℹ️ Source: PYQ_2020

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