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Biology unit 1

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Simply describe the transport system

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Match up these pairs with the correct answers

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Simple organisms
Complex organisms
Insects
Paramecium
Sea anemone and jelly fish
Pelaargoniums
Gold fish
Human/mammals

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Use diffusion
Fairly active so does need a transport system
Single called organism with a lack of movement that can fully rely on diffusion
Can't rely on diffusion at all
Can't fully rely on diffusion
Very active so needs a complex transport stystem
Low activity so does not need transport system
Plant that does require transport system in form of xylem and phloem

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Why can simple organisms rely solely on diffusion?

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Do all organisms have a transport system?

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What does the transport system consist of?

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What is the system called where all of the substances are travelling in the same direction at the same speed but may exit at different points?

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What does the mass transport system consist of? There may be more than one answer

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What are the vessels?

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What are daphnia?

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What is the advantage of a double circulatory system?

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If you have a three chamber organism what three chambers does it have in the heart?

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What is the negatives of having two or three chambered heart?

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Which side of the heart is bigger?

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Which side of the heart is oxygenated?

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Name some valves

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