Question

•Salmonella, Shigella are pathogenic ____ found in water.

1) Bacteria
2) Fungi
3) Protozoan
4) Virus


•Surface water from paved surfaces, coal fired power plants, deforestation and lightning are the sources of--

1)Marine pollution
2)Groundwater pollution
3)Freshwater pollution
4)Thermal pollution​

Answer 1

Answer:

1. Bacteria

2. Thermal pollution

Explanation:

Please mark me as brainliest

Answer 2

(i)  Salmonella and Shigella are pathogenic Bacteria found in water.

• Salmonella is a genus of rod-shaped gram-negative bacteria of the family Enterobacteriaceae.
• Salmonella infection (salmonellosis) is a common bacterial disease that affects the intestinal tract.
• Salmonella typhi causes Typhoid disease.
• Shigella on the other hand is a Gram-negative, facultative anaerobic, nonmotile, rod-shaped bacteria.

(ii) Surface water from paved surfaces, coal fired power plants, deforestation and lightning are the sources of Thermal pollution.

• Thermal pollution," is the degradation of water quality by any process that changes ambient water temperature.
• A common cause of thermal pollution is the use of water as a coolant by power plants and industrial manufacturers.