Assertion-Reason of Chapter 1 Resources and Development Class 10 Geography
Important Questions1
Directions
Answer
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.
2
Assertion (A): Resources are free gifts of nature.
Reason (R): Resources like soil, air, water are easily available in nature.
Answer
(d) A is false and R is true. Resources are not free gifts of nature. Resources are a function of human activities. Human beings themselves are essential components of resources. They transform material available in our environment into resources and use them.3
Assertion (A): Resource planning is an easy process in India.
Reason (R): Resource planning involves identification and inventory of resource across the regions of the country.
Answer
(d) A is false and R is true. Resource planning is a not an easy but a very complex process as it involves surveying, mapping, quantitative and qualitative estimation and measurement of the resources.4
Assertion (A): Processes of soil formation and erosion goes simultaneously and creates a balance between the two.
Reason (R): The denudation of the soil cover and subsequent washing down is soil erosion.
Answer
(c) A is true but R is false. The processes of soil formation and erosion, go on simultaneously and generally there is a balance between the two. Sometimes, this balance is disturbed due to human activities like deforestation, over-grazing, construction and mining etc., while natural forces like wind, glacier and water lead to soil erosion.5
Assertion (A): Alluvial soil is ideal for growth of paddy, wheat, cereal and pulse crops.
Reason (R): Alluvial soil is well-known for is capacity to hold moisture.
Answer
(c) A is true but R is false. Mostly alluvial soils contain adequate proportion of potash, phosphoric acid and lime which are ideal for the growth of sugarcane, paddy, wheat and other cereal and pulse crops. Due to its high fertility, regions of alluvial soils are intensively cultivated and densely populated.6
Assertion (A): Arid soil is unsuitable for cultivation.
Reason (R): Arid soil is generally sandy in texture and saline in nature. It restricts the filtration of water.
Answer
(c) A is true but R is false. Due to dry climate and high temperature, evaporation is faster and the soil lacks humus and moisture that is why it becomes unfit for cultivation.7
Assertion (A): The availability of resources is a necessary condition for the development of any region.
Reason (R): Lal Bahadur Shastri was against mass production and wanted to replace it with the production by the masses.
Answer
(c) A is true but R is false. Resources are vital for any developmental activity. But irrational consumption and over-utilisation of resources may lead to socio-economic and environmental problems. Mahatma Gandhi placed the greedy and selfish individuals and exploitative nature of modern technology as the root cause for resource depletion at the global level. He was against mass production and wanted to replace it with the production by the masses.8
Assertion (A): An equitable distribution of resources has become essential for a sustained quality of life and global peace.
Reason (R): Resource planning is essential for sustainable existence of all forms of life.
Answer
(a) Both A and R are true and R is the correct explanation of A. An equitable distribution of resources has become essential for a sustained quality of life and global peace. If the present trend of resource depletion by a few individuals and countries continues, the future of our planet is in danger.9
Assertion (A): Land is a natural resource of utmost importance.
Reason (R): Land can be used for various purposes.
Answer
(a) Both A and R are true and R is the correct explanation of A. Land is a natural resource of utmost importance as it supports human life and wildlife, economic activities like agriculture, mining, transport and communication system.10
Assertion (A): Soil is the most important renewable natural resource.
Reason (R): Soil supports different types of living organisms on earth.
Answer
(a) Both A and R are true and R is the correct explanation of A. Soil supports the growth of plants and sustains natural vegetation. It plays a vital role in economic activities such as agriculture, showing its importance as a renewable natural resource that is essential for sustaining life on Earth.