31. Which of the following is/are correct about major factors which affect the fertility rates?
1. It is inversely related to per capita income and literacy rate
2. It is high in countries with balanced sex ratio
3. Better diet and quality of life positively affect birth rate
4. High female work participation in non-agriculture economy has adverse impact on birth rate
Only 2 and 3 are true
Only 4 is true
Only 1 and 4 are true
1, 2, 3 and 4 are true
Correct Answer :
Only 1 and 4 are true