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Study
Bones & Ecosystems - 4 Grade
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According to the picture, what is the name of the part in orange?
It is the Brainstem
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Nerves controls respiration and circulation. True or False?
False. Nerves are all over the body, receiving and transferring information.
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What is the main characteristic of terrestrial ecosystem?
In terrestrial ecosystems living organisms develop on land,
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Can you name each part of the nervous system?
Brain, Cerebellum, Brainstem, spinal cord and nerves.
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Is a rabbit a biotic factor? Yes or no?
Yes, it is
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Cerebellum coordinates muscle movements.True or False?
True
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How does the alcohol affect the stomach?
Alcohol can cause an inflammation called gastritis and painful, sore areas called ulcers.
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What are the three interactions that we can find in ecosystems?
Competition, Predation and Mutualism.
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What is the function of joints?
Bones stay together thanks to joints. Joints are connections between two or more bones.
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According to interactions, what is "Mutualism"?
It is when two living things mutually benefit.
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What is the function of Brain?
Controls thought and memory.
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Name three organs that are protected by bones.
Brain, heart and lungs
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What type of ecosystem does a frog live in?
Frogs live in mixed ecosystems.
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What makes up the skeletal system?
The skeletal system is formed of bones and joints.
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Where are muscles located?
Most muscles are covering the skeleton.
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What is the main characteristic of mixed ecosystem?
In mixed ecosystems living organisms develop in areas where water meets land.
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What is the main characteristic of aquatic ecosystem?
In aquatic ecosystem living organisms develop in water.
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What type of ecosystem do humans live in?
In terrestrial ecosystem
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Abiotic components are all _________ things.
Non-living
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What are the functions of the skeletal system?
It protects important organs and keeps them in place. It also gives the body shape, and work whith muscular system
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According to interactions, what is "Competition"?
Is when two organisms compete for the same resource, like food or shelter.
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What is a habitat?
A habitat is the place where an animal lives and should give them everything they need to survive, including, food, shelter, protection, and water.
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According to interactions, what is "Predation"?
It is when one living thing eats another for food.
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Biotic components are all __________ things.
Living
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Nerves Collect and carry information to and from the brain, the spinal cord, and the brainstem.True or False?
True
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