1.Define the following terms-international resources,sustainable development,stock,community resource,sheet erosion and shelter belt.
GIVE ONE WORD FOR THE FOLLOWING-
- Name the soil with high fertility.
- Soil formed by lava flow.
- Soil which less humus content due to high temperature and heavy rainfall.
- Land left without cultivation for one or less than one year.
- Area having tree cover.
- State in which land degradation is due to over irrigation.
- What are duars,chos,and terai.
- Name the diversion channels in western himalayas for agriculture.
- Name given to rain water in rajasthan.
- Give the name of village in karnataka where roof top water harvesting system has been promoted.
- What is the name given to a feature which is built across flowing water.
4MARKS-EXPLAIN THE FOLLOWING
- What is resource development?Mention three problems linked to development of resource.
- Distinguish between black and laterite soil on basis of texture, chemical property and distribution.
- Give the reasons for water scarcity before and after independence.
- Besides multipurpose river valley projects what are the other methods of concerving and managing water resources in india.
- Subsistance agriculture has changed to commercial agriculture,explain the various reforms.
