In photosynthesis, the plant uses water and nutrients from the soil, and carbon dioxide from the air with the sunâs energy to create photosynthates. Oxygen is releases as a byproduct. Figure 2.thletes take up oxygen through their lungs. Plants take up oxygen through the stomata in their leaves and through their roots. Again, respiration is the burning of photosynthates for energy to grow and to do the internal âworkâ of living.
Seeding a New Lawn. The process of applying seed for a new lawn is the same for most applications, but preparation may be limited to raking and fertilizing. Prices for seeding new lawns across the country reflect variations in lot size and preparation requirements, but typically range from $400 to $800.
Seed Costs. From there, the cost to seed a lawn will depend on the actual planting. The soil will need to be leveled and all stones and debris will need to be removed. Then a professional will use a drop-or rotary style spreader, followed by a roller to press the seeds firmly into the ground.aving a lawn will increase your property value, but will also give you a place for outdoor entertaining, a play space for kids and pets and a great view. But it can be tough to predict what the cost to seed a lawn will be.