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Tomtit [17]
3 years ago
5

Directions: Each of the questions or incomplete statements below is followed by five suggested answers or completions. Select th

e one that is best in each case A one-hectare pond is sampled in early September. The sample yields 1 small catfish as well as 17 benthic invertebrates that represent 10 species. If the pond is resampled a year later, which of the following would best indicate that the pond had been adversely affected by adjacent development?
A. Phylogenetic diversity has increased.
B. The biodiversity of the pond has decreased. C. An uncommon species has become more numerous.
D. An increase in low-tolerance species has occurred.
E. A decrease in high-tolerance species has occurred. ​
Biology
1 answer:
slega [8]3 years ago
4 0
B.
Ffjstigshbcfhwyhdhj
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we'll use () to indicate the different boxes

      ( )   (r)    (r)

     (R)  (Rr)  (Rr)

     (R)  (Rr)  (Rr)

You will have a 2 by 2 cell for your answer.  One set of your test (rr) will go across the top as is shown and the other will be vertical (RR) as shown.  Go down the line and put the letter you see at the top in each box and then do the same going across.

      ( )   (r)   (r)

      ( )   (r)   ( )

      ( )   (r)   ( )

      ( )   (r)   (r)

     (R)  (Rr) (R)

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I tried to make this a comprehensible as possible but just draw your diagram and put the letters in the exact order as shown and then read this.  It may make more sense that way.

Explanation:

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