MCQOPTIONS
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| 1. |
The direction of wings in the upstroke movement of birds is: |
| A. | Downward and forward. |
| B. | Upward and backward. |
| C. | Leftward and rightward. |
| D. | Only upward. |
| E. | None of these |
| Answer» C. Leftward and rightward. | |