The Quiz | Landholders Driving Change

1. What threats to the Great Barrier Reef hinge on the good management of grazing country? Increased greenhouse gas emissions Sediment making its way to the reef and hindering photosynthesis in coral Reduction in oxygen and pH levels All of the above

2. How much of the 146,000km2 in the NQ Dry Tropics NRM region is used for grazing? 70 per cent 90 per cent 40 per cent 50 per cent

3. How many cattle are in the NQ Dry Tropics NRM region? 200,000 head 6,100,000 head 1,300,000 head 4,100,000 head

4. How can graziers manage for minimum sediment loss? Wet season spelling Maintaining high levels of ground cover Minimising stock impact on environmentally-sensitive areas All of the above

5. The NQ Dry Tropics NRM region covers how much of the state of Queensland? 3 per cent 20 per cent 8 per cent 12 per cent

6. The Reef Alliance brings together industry and NRM groups. What is their aim? To reduce erosion loss from grazing land To improve management practices on cane farms To improve overall water quality in the Great Barrier Reef lagoon areas All of the above

7. Maintaining ground cover is one of the best ways to minimise erosion. At least what level of ground cover should ideally remain at the end of the dry season? 20 per cent 30 per cent 40 per cent 50 per cent

8. Three words beginning with the letter P summarise the most desirable qualities in a pasture grass species (3P grasses). Which P word does not belong? Perennial Productive Positive Palatable

9. Which of these is NOT a threat to pasture and soil health? Soil microbiology Weeds and pests Salinity Erosion

10. Which of these is a key indicator of pasture decline? Loss of perennial grasses Reduced biodiversity Increased weed encroachment All of the above

Cattle and the Great Barrier Reef