Social Science Practice Test - 2

Ecosystem means interdependence of living beings for survival.

Population change in any region is determined by three fundamental factors: births (fertility), deaths (mortality), and migration (both immigration and emigration). Marriage affects births indirectly but is not a direct factor, and life expectancy is a consequence, not a cause.

 Western Ghats have two dissimilar types of vegetation on its two slopes - dense evergreen and semi-evergreen vegetation.

Correct Answer: mineral deposition

Correct option is (3).

The main function of the 'Constituent Assembly' was framing the constitution.

It was built in the 8^th century by Krishna I.

Correct answer

The Home Rule Movement was launched in 1916 during Lord Hardinge's tenure (1910-1916). Led by Annie Besant and Bal Gangadhar Tilak, it demanded self-government for India, inspired by Ireland's Home Rule movement.

Lord Canning (1856-1862) withdrew the Doctrine of Lapse after the 1857 revolt. This doctrine, initiated by Lord Dalhousie, allowed annexation of Indian states without a male heir. Its withdrawal was an attempt to calm Indian anger after the uprising.

Kerala has gained the position of being the state with the lowest maternal mortality rate in the country. The maternal mortality rate stands at 66 per one lakh live births according to the 2010-12 Sample Registration Survey report published by the Centre, Health Minister V S Sivakumar said.“It was 81 per one lakh live births in 2007-09. As per the latest report, Kerala has shown a drop of 19 per cent from 2007-09,” the Minister said.

Option (4) is the correct answer.
Dearness allowance is calculated as a percentage of an Indian citizen's basic salary to mitigate the impact of inflation on people. Initially, DA was given in response to demand of employees for wage revision, however later it was linked to Consumer Price Index. 

Under the Peshwas, particularly Balaji Baji Rao, the Maratha Empire stretched to Peshawar in the northwest. The Maratha forces under Raghunath Rao and later Malhar Rao Holkar reached Peshawar in the 1750s, making it one of the northernmost points of Maratha expansion. This demonstrated the extensive reach of Maratha military power.