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NDA2011General AbilityGeneral StudiesActual

Read a passage and then answer the questions based on it. The dog fence in Australia has been erected to keep out hostile invaders, in this case hordes of yellow dogs called dingoes. The empire it preserves is that of wool growers. Yet the fence casts a much broader ecological shadow. For the early explorers, a kangaroo or a wallaby sighting marked a noteworthy event. Now try not to see one. Without a native predator

Options

  1. AThe building of fences
  2. BThe absence of native predator
  3. CThe culling of kangaroos
  4. DThe availability of water and grass

Correct answer

B. The absence of native predator

Step-by-step solution

The correct answer is option (B).

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