Directions: Mark the option which is most suitable :
(a) If both assertion and reason are true and reason is the correct explanation of assertion.
(b) If both assertion and reason are true but reason is not the correct explanation of assertion.
(c) If assertion is true but reason is false.
(d) If both assertion and reason are false.
Q.1. Assertion : Terrace cultivation does not restrict erosion.
Reason : Running water cuts through the clayey soils and makes deep channels as gullies. This helps to cultivate crops.
Q.2. Assertion : Land is a natural resource of utmost importance.
Reason : Land can be used for various purposes.
Q.3.Assertion : The availability of resources is not the only necessary condition for the development of any region.
Reason : Not only availability of resources but also corresponding change in technology is necessary for development of any region.
Q.4. Assertion : Arid soil is unsuitable for cultivation.
Reason : Arid soil is generally sandy in texture and saline in nature. It restricts the filtration of water.
Q.5. Assertion : Resources are free gifts of nature.
Reason : Resources like soil, air, water are easily available in nature.
Q.6. Assertion : Resource planning is an easy process in India.
Reason : Resource planning involves planning structure, identification and inventory of resource across the regions.
Q.7. Assertion : Processes of soil formation and erosion goes simultaneously and creates a balance between the two.
Reason: The denudation of the soil cover and subsequent washing down is soil erosion
Q.8. Assertion : Alluvial soil is ideal for growth of paddy, wheat, cereal and pulse crops.
Reason : Alluvial soil is well-known for is capacity to hold moisture.
Q.9. Assertion : Controlling on mining activities doesn’t control land degradation.
Reason : In states like Gujarat, Rajasthan, Madhya Pradesh, deforestation has occurred due to overgrowing, not minings.
Q.10. Assertion : Soil is the most important renewable natural resource.
Reason: Soil supports different types of living organisms on earth.