GRE Text Completion Question 729
Home > GRE Test > GRE Text Completion Questions
Next steps
- Use your browser's back button to return to your test results.
- Do more GRE Text Completion Questions.
Source: Red
The insecticide proved (i) _____; by killing the weak adults of a species, it assured that the strong ones would mate among themselves and produce offspring still more (ii) _____ to its effects.
| Blank(i) | Blank(ii) |
|---|---|
| A cruel | D hostile |
| B counterproductive | E vulnerable |
| C indispensable | F resistant |