Complete the crossword puzzle (Fig.15.2)

Across

1. Oil yielding plant (9)

3. Crop grown in winter season (4)

5. Fixed by Rhizobium (8)

9. Common honey bee (4)

Downward

2. Animal feed (6)

4. A micronutrient (5)

6. Unwanted plant in crop fields (4)

7. An exotic breed of chicken(7)

8. Bottom feeders in fish pond(7)

10. A marine fish (4)