Q. High level of lead has been found in the water supply of

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Q. Crop eating insects or animals can be destroyed by using

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Q. Using grass as one crop in a system of rotation because it maintains a

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Q. How terracing methods works for soil conservation?

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Q. Why soil erosion is speeding up?

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Q. What are the effects of deforestation on biosphere?

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Q. What increases the humus content of the soil?

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Q. What is the impact of deforestation on atmosphere?

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Q. In which country dry farming of cereal crops are grown?

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Q. Overcultivation is often seen in which areas?

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Q. What are the main farm sources?

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Q. What was the estimated amount of deforestation in 1990s in Indonesia?

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Q. What is the impact of deforestation on plants and animals?

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Q. In which country 1000,000km² of rainforest has been cleared for ranching of cattles?

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Q. Condensation and precipitation occurs as a results of

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Q. Rainfall is concentrated in one season and the amount that arrive is very variable from year to year is known as

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Q. Wht is the min dvntge of crop rotation?

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Q. Which country is major expoter of wood and wood products?

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Q. What is the main issue of Indonasia?

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Q. What is the effect of deforestation on environment?

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