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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 | |
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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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