3.5 |
Blood Circulatory System in Animals and Transport System in Plants |
The differences and similarities of animal and plant transport systems:
Differences:
Animals
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Blood is the tissue that transports substances
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Consists of blood vessels (veins, capillaries, arteries)
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Transporting oxygen gas and carbon dioxide
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Has a pump (heart)
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Not helped by environmental factors
Plants
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The xylem and phloem are the tissues that transport substances
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Consists of xylem and phloem
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Does not transport oxygen gas and carbon dioxide
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No pump
-
Aided by environmental factors such as air movement
Similarities:
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Transporting water and nutrients
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Has channels to transport the material needed by the cell
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Having tissues involved in transporting the material the cell needs
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Necessary materials are both transported over long distances from the source to the cells that need them
Example question:
Question |
There are three people interested in donating blood.
The table shows the age, weight and health condition of the three individuals.
Individual |
Age (years) |
Weight (kg) |
Health condition |
A |
16 |
65 |
Healthy |
B |
30 |
70 |
Healthy |
C |
60 |
42 |
High blood pressure |
|
Answer |
Individual B. Individual B meets the age requirement of 18 years and above, weighs more than 45 kg and individual B is healthy. |