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the Earth water whale live sea the deepest part sea more than 10 kilometres The whale lives in the sea. The deepest part of the sea is more than 10 kilometres deep. 1 Only ______ of the Earth is land. a 3/4 b 1/4 2 Most of the water on Earth is in ______. a streams and rivers b the seas 3 Whales ______ fish. a are b are not 4 Sharks are ______. a small b dangerous 5 ______ catch fish for people to eat. a Fishermen b Farmers 6 Sea water usually tastes ______. a sweet b salty 7 People ______ drink sea water.