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Q. |
Snakes and vultures are eating rats in a field. If wild dogs are let into the field, what will be the immediate result? |
A. | Decrease in the number of snakes |
B. | Decrease in the number of vultures |
C. | Decrease in the number of rats |
D. | Increase in the number of snakes |
Answer» C. Decrease in the number of rats | |
Explanation: There will be a decrease in the number of rats simply because rat is a prey to all the three of them and this leads to just a single conclusion that there is decrease in the number of rats. |
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