1) In penguin ,Cold blood vesels weave around the warm blood  a) True b) False 2) Penguins can adapt to live in extreme cold environment by having feathers and fat in theirs feet a) True b) False 3) The blood in blood vessels of penguin's feet move from up to down a) True b) False 4) In a polar region, a fennec fox preys a young caracal a) True b) False 5) Shark can eat more food (different food) in freshwater a) True b) False

Grade four

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