3311: The pitch of the voice of women is in general

(a) marginally lower than that of men

(b) higher than that of men

(c) much lower than that of men

(d) the same as that of men
3312: How is the National Green Tribunal (NGT) different from the Central Pollution Control Board (CPCB)

1. The NGT has been established by an Act whereas the CPCB has been created by an executive order of the Government.
2. The NGT provides environmental justice and helps reduce the burden of litigation in the higher courts whereas the CPCB promotes cleanliness of streams and wells, and aims to improve the quality of air in the country.

Which of the statements given above is/are correct
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
3313: The formation of ozone hole in the Antarctic region has been a cause of concern. What could be the reason for the formation of this hole?

(a) Increased temperature at polar region due to global warming

(b) Presence of prominent polar front and stratospheric Clouds and inflow of chlorofluorocarbons

(c) Absence of polar front and stratospheric clouds and inflow of methane and chlorofluorocarbons

(d) Presence of prominent tropospheric turbulence and inflow of chlorofluorocarbons
3314: A big rectangular plot of area 4320 m2 is divided into 3 square-shaped smaller plots by fencing parallel to the smaller side of the plot. However, some area of land was still left as a square could be formed. So, 3 more square shaped plots were formed by fencing parallel to the longer side of the original plot such that no area of the plot was left surplus. What are the dimensions of the original plot?

(A) 120 m x 36 m
(B) 135 m x 32 m
(C) 240 m x 18 m
(D) 160 m x 27 m
3315: Which of the following Acts gave representation to Indians for the first time in legislatures?

(a) The Indian Councils Act. 1909

(b) The Indian Councils Act, 1919

(c) The Government of India Act, 1935

(d) None of the above