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Grade 4/5 Science Review
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What are adaptations?
physical traits and behaviours that help plants and animals survive in their habitat
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What does the diaphragm do?
it allows the lungs to get bigger when they fill with oxygen and helps push out the carbon dioxide
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Name 3 adaptations of a bird.
hollow bones, wings, waterproof feathers, tail for changing direction
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Name 2 different types of habitats.
forest, desert, wetlands, rainforest, arctic
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What is a habitat?
a natural home or community for a plant, animal or human
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What are the 5 things a habitat needs to support life?
air, water, food, space, shelter
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Name 3 internal organs.
stomach, liver, kidney, heart, lung, intestines, pancreas
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What is an external organ?
an organ on the outside of the human body
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Name 2 adaptations of a polar bear.
thick fur, black skin, padded feet for warmth, sharp teeth
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What is an organ?
a group of tissues that perform a function (job) in the human body
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Name 2 parts of the respiratory system.
lungs, trachea, bronchi, alveoli, diaphragm
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Name 3 external organs.
skin, eyes, ears, nose, mouth
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What is an internal organ?
an organ on the inside of the human body
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Name 2 illnesses that affect the lungs.
asthma, Covid-19, pneumonia, a cold, diseases from smoking, lung cancer
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What habitat would a whale live in?
ocean
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What is the function of the respiratory system?
to bring oxygen into the body and collect carbon dioxide and expel it from the body
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What habitat would a cactus grow in?
desert
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Name 2 adaptations of an owl.
claws, eyes to see at night, wings to fly, head turns all the way around
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What is a cell?
the smallest functional and structural unit of every living thing
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What do the alveoli do?
they send oxygen into the blood then collect the carbon dioxide and send it out of the lungs
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