6424503
Beschreibung
Karteikarten von Marquez Daniel, aktualisiert more than 1 year ago
|
Erstellt von Marquez Daniel
vor fast 8 Jahre
|
|
| Frage | Antworten |
| What are the MAIN Chemical Controls to Protect Crops? | Pesticides and Herbicides. |
| What are the advantages of Biological pest controls? | No chemicals are used,so there will not be any contamination in the water and in soil. |
| How do we increase Food Production? | i) One way of increasing food production is to improve the plant and animal varieties (e.g Good seedlings will grow into bigger and better crops) |
| Why did the birds population after the use of herbicides and pesticides? | The chemicals would have destroyed the food chains. |
Möchten Sie mit GoConqr kostenlos Ihre eigenen Karteikarten erstellen? Mehr erfahren.