1) It is a characteristic of living organisms that allows them to change over generations and helps them to survive and reproduce in the ecosystem. a) Camouflage b) Adaptation c) coloration d) sensation 2) Which bird that has a thick layer of fat and dense feathers to adapt the cold weather? a) Penguin b) polar bear c) fox d) duck 3) Give Reason: The penguin’s body has a dense feathers and fat layer? a) To feel safe b) To release heat c) To keep warm d) To watch TV 4) Where does penguin live? a) In Polar Region b) In desert c) In forest d) In farm 5) Does the blood vessels bring the cold blood up or down? a) up b) down c) right d) left 6) Does the blood vessels bring the warm blood up or down? a) up b) down c) right d) left 7) 4. Are the blood vessels parallel or weave around each other? a) parallel b) opposite to each other c) weave around each other d) in front of each other 8) Give Reason: The blood vessels in penguin’s feet weave around each other? a) So the warm heats the cold blood b) So the cold heats the warm blood c) So the cold cools the warm blood d) So the warm cools the cold blood 9) What will happen if the warm and cold blood vessels do not weave around each other? a) Its feet will be heated b) It cannot adapt to desert c) It cannot adapt to polar region d) It can adapt to polar region 10) What is the direction of warm and cold blood? a) The cold up and the warm down b) The cold down and the warm up c) The cold and the warm up d) The cold and the warm down 11) The blood vessels coming downwards to the penguin feet carry cold blood. a) True b) False 12) Penguins can adapt to live in extreme cold environment by having feathers and fat in their feet. a) True b) False 13) Which way could help penguins to adapt to live in polar climate? a) Thick fur b) Dense feathers and Fat layer c) Thin feathers  d) Thin fur

Adaptation

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