Question 21 MarkState whether the given statements are true or false. Tsunami can be caused by underwater landslides.AnswerTrue.View full question & answer→
Question 31 MarkThe major source of fresh water is the rivers, ponds, springs, and glaciers. True/ FalseAnswerTrue.View full question & answer→
Question 41 MarkState whether the given statements are true or false. Ocean water is calm and still.AnswerFalse.View full question & answer→
Question 51 MarkThe ocean bodies and seas contain salty water. True/ FalseAnswerTrue.View full question & answer→
Question 61 MarkSodium chloride salt is mostly dissolved in ocean and sea water. True/ FalseAnswerTrue.View full question & answer→
Question 71 MarkThe areas where warm and cold current meet provide the best fishing grounds of the world. True/ FalseAnswerTrue.View full question & answer→
Question 81 MarkSeismic activity is more prone in Pacific Ocean. True/ FalseAnswerTrue.View full question & answer→
Question 91 MarkThe low tides also help in fishing. True/ FalseAnswerFalse.View full question & answer→
Question 101 MarkThree-fourth of the earth surface is covered by water. True/ FalseAnswerTrue.View full question & answer→
Question 111 MarkState whether the given statements are true or false.We have about 0.68% of water as ground water.AnswerTrue.View full question & answer→
Question 121 MarkTwo third of the earth surface is covered by water. True/ FalseAnswerFalse.View full question & answer→
Question 131 MarkDuring neap tide sun, moon and earth lies in straight line. True/ FalseAnswerTrue.View full question & answer→
Question 141 MarkState whether the given statements are true or false. Cold currents carry water from lower latitudes to poles.AnswerFalse.View full question & answer→
Question 151 MarkState whether the given statements are true or false. Tides are highest on a full or new moon day.AnswerTrue.View full question & answer→
Question 161 MarkState whether the given statements are true or false. Tides help in generating electricity.AnswerTrue.View full question & answer→
Question 171 MarkWhen air is heated, it expands, becomes lighter and goes up. True/ FalseAnswerTrue.View full question & answer→