Question 7 (1 point) Referring to the methods of the experiment found on page 13

Question

Question 7 (1 point) Referring to the methods of the experiment found on page 136, if you find yourself part of a line intercept sampling group, you wll ab measure a meter line with measuring tape. You will then record the width of every crossed by the line. You are doing this to estimate how much of the desert floor is under Save 0 Question 8 (1 point) Considering the nurse plant hypothesis, choose the best corresponding null hypothesis. O Cacti are less likely to survive when associated with another plant. 0 Young cacti are not nurse plants. 0 Young cacti survival is independent of the presence of another plant. 0 Young cacti are more likely to survive when under the shade of another plant.

Explanation / Answer

Question 8 is answered (Question 7 needs context)

Nurse plant hypothesis states that young plants growing vicinity of other adults are benefitted by ameliorating microclimatic conditions. Analogous to it we can say that cacti are more likely to survive when under the shade of another plant. As it will reduce the stress due to excessive transpiration witnessed in habitats general to cactus.

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