41.
Choose the correct statement regarding technological change?
1. It means technical knowledge used in the production of capital and machinery.
2. It leads to increase in the productivity of labour and capital.
3. It has made the life of humans more complicated.
4. It has made the medical system more advanced.

42.
Which among the following clearly brings out the difference between dependency theory and theory of imperialism?

43.
Which of the following is the economic effects of migration
1. Reduces the pressure of population on land
2. Productivity on land increases
3. Increase in per capital income
4. Decrease in per worker output
Choose the correct answer

47.
Match the following in the term of Types and Conservation/Features.
List I (Types) List II (Conservation/Features)
a. Ex-situ conservation 1. Conservation within natural habitat
b. In situ conservation 2. Conservation outside natural habitat
c. Biodiversity 3. Variability among living organisms
d. Genetic Diversity 4. Each member of plant and animal species differs widely in its genetic makeup

49.
Indian agriculture is typically characterised as

50.
Sociolistic idea of development are based on which of the following ideas?