साबुन और डिटर्जेंट निम्नलिखित में से किन कार्बनिक प्रदूषकों के स्रोत हैं?

Photochemical smog is brown in color and is often referred to as 'brown air smog'. This characteristic brown color is primarily due to the presence of:

Excessive runoff containing nitrates and phosphates into water bodies leads to nutrient enrichment, which is termed as: