Q. Why organic matter is aadded to the soil?

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Q. What causes desertification ?

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Q. What is formed by ploughing block the downward movement of water on slops?

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Q. What is the impact of deforestation on soils?

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Q. What are the human activities that causes desertification?

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Q. In low pressure, the moisture in the air

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Q. The air pressure is measured by

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Q. In high pressure, the air

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Q. In the high pressure, the air warm-up and becomes

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Q. Where the pressure is greatest?

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Q. What percent of nuclear energy contributed to the total world commercial energy consumption in 2007?

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Q. UNEP stands for

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Q. The UNEP provides the world community with meaningful environmental data and information, rather itself taking the

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Q. Why international agreement is essential for wild life trade?

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Q. CITES stands for

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Q. Which two animals are threaten by poachers and traders

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Q. Convention on biological diversity, aims to preserve the worlds

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Q. Which country produced 99.6 million tones of nuclear energy?

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Q. Whats the aim of CITES

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Q. The earth summit in Rio in 1992, dealt with major world problems such as

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