| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.73 |
| Score | 0% | 75% |
Which of blood component allows blood to clot?
white blood cells |
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plasma |
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red blood cells |
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platelets |
Blood is created in bone marrow and is made up of cells suspended in liquid plasma. Red blood cells carry oxygen, white blood cells fight infection, and platelets are cell fragments that allow blood to clot.
A large naturally occurring community of flora and fauna occupying a major habitat is:
a community |
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a food chain |
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a population |
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a biome |
A biome is a large naturally occurring community of flora (plants) and fauna (animals) occupying a major habitat (home or environment).
Which of blood component fights infection?
plasma |
|
red blood cells |
|
white blood cells |
|
platelets |
Blood is created in bone marrow and is made up of cells suspended in liquid plasma. Red blood cells carry oxygen, white blood cells fight infection, and platelets are cell fragments that allow blood to clot.
Minerals, vitamins, and fiber are:
macronutrients |
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carbohydrates |
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micronutrients |
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proteins |
Minterals, vitamins, and fiber are micronutrients while proteins, carbohydrates, and fats are macronutrients.
The connective tissue that connects bones to other bones at joints is called:
cartilage |
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knuckles |
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ligaments |
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tendons |
Tough fibrous cords of connective tissue called tendons connect muscles to the skeleton while another type of connective tissue called ligaments connect bones to other bones at joints (elbow, knee, fingers, spinal column).