2786: Amit starts from a point a and walks to another points B, and then returns from B to A by his car and thus takes a total time of 6 hours and 45 minutes. If he had driven both ways in his car, he would have taken 2 hours less. How long would it take for him to walk both ways ?
(A) 8 hours 45 minutes
(B) 8 hours 30 minutes
(C) 7 hours 45 minutes
(D) 8 hours 15 minutes
2787: Recently, a series of uprisings of people referred to as `Arab Spring originally started from
(a) Egypt
(b) Lebanon
(c) Syria
(d) Tunisia
2788: Salinization occurs when the irrigation water accumulated in the soil evapo- rates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land?
(a) It greatly increases the crop production.
(b) It makes some soils impermeable.
(c) It raises the water table.
(d) It fills the air spaces in the soil with water.
2789: In India, how many States share the coastline?
(a) 9
(b) 10
(c) 7
(d) 8
2790: Which of the following crops is a tropical monsoon crop?
(a) Rice
(b) Wheat
(c) Ragi
(d) Jowar