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Science Focus 2 TEST Chapter 7 - Pearson Australia Media ...

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<strong>Science</strong> <strong>Focus</strong> 2 <strong>TEST</strong><br />

<strong>Chapter</strong> 7: Plant systems<br />

13 The graph below shows the amount of oxygen produced by a plant as light<br />

intensity was increased under two different sets of conditions.<br />

1<br />

Which of the following would explain the difference between graphs X and Y?<br />

A Graph X was obtained with the plant in orange light, graph Y with the plant<br />

in red light.<br />

B Graph X was obtained with the plant at a higher temperature than for graph<br />

Y.<br />

C Graph X was obtained with the plant in a higher concentration of carbon<br />

dioxide than for graph Y.<br />

D Graph X was obtained using a larger mass of plant than for graph Y.<br />

Section B − Written answers (48 marks)<br />

1 Label the following parts of a plant<br />

stem cross-section using the terms<br />

below.<br />

4<br />

xylem, phloem, cambium, vascular<br />

bundle<br />

© <strong>Pearson</strong> Education <strong>Australia</strong> (a division of <strong>Pearson</strong> <strong>Australia</strong> Group Pty Ltd) 2005.<br />

This page from the <strong>Science</strong> <strong>Focus</strong> 2 Teacher’s Resource may be photocopied for classroom use.

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