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6. Sea cows have cheek teeth adapted to
- grinding cellulose rich vegetation
- feeding on epibionts
- feeding on epibionts and cellulose rich vegetation
7. Are seagrass meadows widely distributed?
8. The lack of stability and resuspension of sediment in meadows means
- diversity is rich and abundant
- organic carbon can be preserved in soils for millannia
- seagrasses are never static and not a permanent feature on a geographic timeline
9. What do seagrasses prefer?
- Clear light water with mild currents
- murky water with little current activity
- Light water with strong currents
10. An estimated total area of ??? was lost globally between 1879 and 2006
11. Which researchers found microplastic trapped in seagrass sediment?
- (Huang et al,. 2019)
- (Short et al,. 2019)
12. Green turtles forage during
13. Losses of two football pitches every
14. Most seagrass meadows require
- soft sandy-mud substratum
- hard rocky-sand substatum
- soft mud substatum
15. Algae, sponges, hydroids, sea anemones, snails and bryozoans are examples of
- Epibionts
- Parasites
- Epiphytes
16. Some species form reefs, protecting shore lines
17. Seagrasses bury what % of the estimated organic carbon buried by the ocean
18. Most seagrasses are marine sub-tidal
19. Leaves with sheaves live in
- saline rich environments
- low energy environments
- high energy environments
- predator rich environments
20. disappearance of seagrass meadows means the loss of carbon sinks and the creation of carbon source