1.What are rersources and how resources are classified ?
            Resources are substances found in nature . Which are useful to human beings . Resources are classified as renewable, and non re-newable, perishable and non - perishable and biotic and abiotic .

2. What are the two categories of resources ?
            There are two types of resources . They are natural resource and man - made resource .

3. What is population ?
            Population of a country is the total number of people living in that country at a given period of time .

4. Define census ?
             Census is the collection, compilation, analysis and publication of different types of information related to the people living in a country in a given period .

5. When did India reach 100 crores in population ?
                On 11th June 2000

6. What is Sex Ratio ?
                The number of females Perthousand [ 1000] males in a population is known as Sex Ratio or female to male Ratio .

7. Population Policy is Essential : Why ?
              Population policy is essential to improve the economy of a country, to maintain population suitable to the economy, to attain economic and social progress, to improve the standard of living , to improve education and health, to slove unemployment problems .

8. What is the significance of human - resource development ?
              People are to be equipped to achieve progress in social and economic fields . For this all countries give special significance on human resource development .

9. What is migration ?
               Different races during different periods of time left their native places in search of better material prospects and settled in different regions . This process is known as migration .

10. What are the objectives of National Population Policy 2000 ?
            The objectives of National Population Policy 2000 are to meet the basic needs in public health sector . Ensure free amd compulsory education to all children upto the age of 14 and ti reduce infant mortality rate below 30 in every 1000 live births, popularise preventive measures against the communicable diseases, to take steps raising the age at marriage of woman above 20 .