Fill in the blanks with appropriate words:
1. The major sources of fresh water are rivers and ……………
Answer
Answer: springs and glaciers (Any one)
2. About ………….. % of water is present in the oceans and …………….. % as ice-caps.
Answer
Answer: 97.3, 02.0
3. The movements that occur in oceans are waves, …………. and ………….
Answer
Answer: tides, currents
4. …………. Point in the Andaman and Nicobar islands got submerged after the tsunami of 2004.
Answer
Answer: Indira
5. High tides help in ………….. and fishing.
Answer
Answer: navigation
6. …………. sea is the largest lake.
Answer
Answer: Caspian.
State whether the given statements are true or false.
1. We have about 0.68% of water as ground water.
Answer
Answer: True
2. Ocean water is calm and still.
Answer
Answer: False
3. Tsunami can be caused by underwater landslides.
Answer
Answer: True
4. Tides are highest on a full or new moon day.
Answer
Answer: True
5. Cold currents carry water from lower latitudes to poles.
Answer
Answer: False
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