26. Consider the following statements: 1. Level of the sea is measured as zero. 2. Level of sea water is higher in enclosed seas. 3. Elevation of land is measured from the sea basin. Select the correct answer using the code given below: (a) 1 only (b) 1 and 3 only (c) 2 and 3 only (d) All of the above

Solution: (a) Level of sea water is the same everywhere. Elevation of land is measured from the sea level.

27. Consider the following statements: 1. Europe is bounded by water on three sides. 2. Arctic circle passes through Europe. Select the correct answer using the code given below: (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Solution: (c) Europe is bounded by water on three sides. Arctic circle passes through Europe.

28. Consider the following statements: 1. Africa is the only continent through which Equator, Tropic of cancer and Tropic of Capricorn passes through. 2. Africa is bounded by oceans and seas on three sides. Select the correct answer using the code given below: (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Solution: (a) Africa is bounded by oceans and seas on all sides.

29. Which of the following comprises hydrosphere? 1. Ice in glaciers 2. Water vapour in the atmosphere. 3. Underground water. 4. Water in rivers, lakes and oceans. Select the correct answer using the code given below: (a) 4 only (b) 3 and 4 only (c) 1, 3 and 4 only (d) All of the above

Solution: (d) Hydrosphere is comprised of ice in glaciers, water vapour in the atmosphere, underground water and water in rivers, lakes and oceans.

30. Consider the following statements: 1. Less than 3 percent of Earth's water is fresh water. 2. Ice sheets, glaciers and underground water are forms of fresh water. Select the correct answer using the code given below: (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Solution: (c) More than 97 percent of the Earth's water is salt water and the rest is fresh water.

31. Consider the following statements: 1. Pacific ocean is the only ocean surrounded by five continents. 2. It is spread over one-third of the Earth. 3. It is almost circular in shape. Select the correct answer using the code given below: (a) 1 and 2 only (b) 2 and 3 only (c) 1 and 3 ony (d) All of the above

Solution: (b) Pacific ocean is surrounded by four continents: Asia, Australia, North America and South America

Solution: (a) Coastline of Atlantic ocean provides natural harbours because it is irregular and indented.

34. Which of the following continents lie entirely in the Northern hemisphere? 1. North America 2. Asia 3. Europe Select the correct answer using the code given below: (a) 2 and 3 only (b) 1 and 3 only (c) 3 only (d) All of the above

35. Which of the following are old fold mountains in the world? 1. Aravalis 2. Appalachians 3. Ural mountains Select the correct answer using the code given below: (a) 1 only (b) 1 and 3 only (c) 1 and 2 only (d) All of the above

Solution: (d) Solution: (a) Aravalis, Appalachians and Ural mountains are old fold mountains of the world.

36. Many of the mining areas are located in plateau areas as? (a) They are flat lands ideal for mining. (b) They are rich in mineral deposits. (c) They provide ideal conditions for industries. (d) None of the above.

Solution: (b) Many of the mining areas are located in plateau areas as they are rich in mineral deposits.

Solution: (a) Plains have an elevation less than 200 metres.

38. Consider the following statements: 1. Hills and mountains differ in their elevation 2. Some mountains are even higher than the clouds. Select the correct answer using the code given below: (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

39. Consider the following statements: 1. North-South extent of India is lesser than East-West extent. 2. India is located in the Eastern hemisphere. Select the correct answer using the code given below: (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

40. Through which of the following states Tropic of Cancer passes through in India? 1. Chattisgarh 2. Jharkhand 3. West Bengal 4. Manipur Select the correct answer using the code given below (a) 1, 3 and 4 only (b) 1 and 3 only (c) 1, 2 and 3 only (d) All of the above

Solution: (c) Solution: (C) Tropic of Cancer passes through 8 states in India, namely, Gujarat, Rajasthan, Madhya pradesh, Chattisgarh, Jharkhand, West Bengal, Tripura and Mizoram

41. Consider the following statements: 1. Western Ghats are almost continuous 2. Eastern coastal plains are much broader than Western coastal plains. Select the correct answer using the code given below: (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Solution: (c) Western Ghats are almost continuous. Eastern coastal plains are much broader than Western coastal plains.

Solution: (c) Both are coral islands in India.

43. Consider the following statements: 1. Hill stations are located in Great Himalayas. 2. Southernmost ranges are the Himachal. Select the correct answer using the code given below: (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Solution: (c) Both statements are correct.

46. Which of the following affects climate of a place? 1. Location 2. Altitude 3. Distance from the sea 4. Relief Select the correct answer using the code given below: (a) 1, 3 and 4 only (b) 1 and 3 only (c) 1, 2 and 3 only (d) All of the above

Solution: (d) All of them affect the climate of a place.

Solution: (c) Tropical rain forests always appear green because different species of trees shed leaves at different times of the year.

49. Canopy layer of a tropical rain forest is? (a) Topmost layer of the forests. (b) Thickest layer of the forests. (c) Layer upto which young trees grow. (d) Layer which intercepts the least amount of heat.

50. Which of the following trees belong to tropical rain forests? 1. Mahogany 2. Ebony 3. Rosewood Select the correct answer using the code given below: (a) 1 and 2 only (b) 1 and 3 only (c) 2 and 3 only (d) All of the above

Solution: (d) Mahogany, ebony and rosewood belong to tropical rain forests.