151. The minimum values of annual receipts of solar radiation occur at
152. The pedogenic process associated with poor drainage and which involves the accumulation of organic matter in the upper layers of the soil is called
153. The rock formations that cannot store groundwater are called
154. The planet that takes the highest time for completing a rotation is
155. The Penumbra is
156. The river situated along the border between the USA and Mexico is
157. The process of capture of precipitation by the plant canopy and its subsequent return to the atmosphere is called
158. The oldest rocks found in ocean basins are ____ than the oldest continental rocks.
159. The period of daylight
160. The process of weathering results into
161. The part of continental margin that is structurally a part of continent?
162. The original landmass, pangola split into
163. The R-horizon of soil horizon consists of
164. The propagation of radio signals is greatly influence by
165. The pyramidal peaks that form when several cirques chisel a mountain form three more sides are called
166. The process that involves the eroded material being dissolved and carried along in water as individual ions is called
167. The relative abundance of dissolved salts in seawater in descending order is as follows
168. The planets with no natural satellites (reported so far) are
169. The percentage of the incident radiation reflected back to space is called
170. The plants of which of the following crops are highly sensitive to frost?
171. The religion of Afghanistan is
172. The region that has a typical dispersed rural settlement pattern is the
173. The reaction between compounds and oxygen is called
174. The percentage of sun's radiation reflected back into space is about
175. The progressive wave theory regarding of tides was put forth by