“It is not only living organisms that get affected by polluted air but non-living things like monuments and statutes also get affected” .

Justify this statement with a suitable example. Ncert science class 8 lesson number 18

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

Consider the last statement in the prompt: "people take such environmental factors into account in their choices when deciding where to live." do all people have a choice as to where they live? what factor plays a key role in this decision and may therefore play a large role in determining quality of life?

Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium