Answer:
living: predataors- frogs, bigger fish, birds, bears(depends on location),
prey- insect, algae, seaweed, snails
nonliving: pollution, amount of oxygen in waters, pH levels
Explanation:
<span>Natural wetlands are flat and often have deep, nutrient rich soil with an abundant water supply. These conditions are ideal to agriculture</span>
B and D. The xylem and the phloem make up the vascular tissue of plants and transport water, sugar, and other important substances around a plant.
The cells that die are emptied, leaving hollow cell walls with their ends open, thus forming pipe-like structures
Hope this helps
Protections the ozone layer
Maintaining animal and human food chain
Preserving potable water and making efficient use of non renewable resources
