Effects on Ecosystem
2 per litre of water. A weak organic waste has a BOD less then 1500 mg/ litre, a strong one has higher than this. A survey of the river Yamuna recorded BOD of 2000 at Delhi, 9000 at Mathura and 12,000 at Agra. Shifts in biodiversity of animals and plants in polluted ecosystem. Imbalance ..
ECOLOGY
Biodiversity Changes in an ecosystem Fluctuations in population size in an ecosystem Water, carbon, and nitrogen - cycle between abiotic resources and organic matter in the ecosystem Oxygen cycles via photosynthesis and respiration Stability of producer..
Session with Sramana Mitra (www.sramanamitra.com), in telepresence, November 13, 2009, 6.15 pm (CII, Chennai)
Climate change will disturb ecosystems found here and in rest of California, posing a challenge for managers and policy makers. On April 30, Elsa Cleland will describe what we know about the coming changes how plant communities are likely to respond, and what we still need to find out in order to protect important natural habitats.
Question : The largest animals usually provide the energy for smaller animals and for plants in a given ecosystem.
In an ecosystem, the smaller organisms require more energy than larger organisms
The sun s energy is made available to an ecosystem by the plants in that ecosystem
or
The energy for living plants and animals in an ecosystem comes mainly from dead animals, which are broken down by decomposers.
Session Complete
Answer : The sun s energy is made available to an ecosystem by the plants in that ecosystem... More from Yahoo Answers
Answer : The sun s energy is made available to an ecosystem by the plants in that ecosystem... More from Yahoo Answers
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