41) Which of the following is not a Scandinavian country?
(A) Denmark
(B) Belgium
(C) Norway
(D) None of these
42) The process by which water and wind wear down the rocks is called ________
(A) Erosion
(B) Corrosion
(C) Derision
(D) None of them
43) The belt of low atmospheric pressure on either side of the equator are called __________
(A) Doldrums
(B) Westerlies
(C) Latitudes
(D) Easterlies
44) When the earth reaches its perihelion, then _________
(A) It is nearest to the sun
(B) It is farthest from the sun
(C) It is between the sun and moon
(D) None of the above
45) What is the duration of a day at the poles?
(A) 3 months
(B) 6 months
(C) 9 months
(D) 12 months
46) Biosphere is _________
(A) The core of the earth which is about 150 kms below earth
(B) The part of the earth's surface where human beings live
(C) The part of the earth's crust, water and atmosphere where plants and animals can subsist
(D) None of these
47) Coniferous forests are found in a region having ________
(A) Low mean annual temperature throughout the year and long cold winter
(B) Low rainfall and very low temperature throughout the year
(C) High humidity and high temperature throughout the year
(D) None of the above
48) Cirrus clouds are _________
(A) Low clouds
(B) Very low clouds
(C) High clouds
(D) Medium height clouds
49) "Climate is the average atmospheric conditions of an area over a considerable period of time. For proper conclusions observations are needed for a minimum period of
(A) 5 years
(B) 10 years
(C) 20 years
(D) 35 years
50) The soil which is a mixture of sand, clay and silt is known as __________
(A) Loam soil
(B) Sandy soil
(C) Clayey soil
(D) Desert soil