1.Water pollution has become a major problem in the world today. It has an adverse affect on both the environment and health. What are the main sources of water pollution in India? A)Municipal sewage B)Bathing C)Industrial discharge D)Both a and c 2. What minerals are found in the run-off from agricultural land and treated and untreated sewage effluents, which are highly responsible for eutrophication of water bodies? A)Phosphorous and carbon B)Nitrogen and phosphorus C)Potassium and arsenic D) Iron and manganese 3. The GAP (Ganga Action Plan) – a project to clean up the polluted waters of the Ganga - plans to intercept and divert municipal sewage falling into the river from 25 large urban conglomerates in thee states. Name them. A)UP, Haryana and Punjab B)UP, Bihar and West Bengal C) Himachal Pradesh, UP, and Haryana D)Orissa , Bihar and West Bengal 4. Wetlands are very rich and diverse ecosystems. Of the wetlands of international importance in the world, a large number are subject to moderate or high threat. Which convention signed in Iran protects this specific ecosystem (wetlands) on a global basis? A)The Vienna Convention B)The Ramsar Convention C)The Basel Convention 5. ‘Water harvesting’ has emerged as a sensible method of meeting the water shortfall in a cost-effective manner and is now being applied in most cities to raise the groundwater levels. Water harvesting is the A)Collection of water from river B)Collection of rainwater in storage tanks or putting back into the soil to recharge groundwater C Harvesting of water from tubewells 6.Which sector is the single-largest consumer of fresh water in India? A) Industry B) Power C)Domestic D)Agriculture 7. Materials of biological origin which are commonly used to maintain and improve soil fertility are: A) green manure B)biofertilizers Cbioinsecticides D)both a and B
Posted on: Wed, 15 Oct 2014 13:23:46 +0000