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.
Cost to Seed a Lawn. The cost of professional seeding depends on the size of your lawn, the type of seed, the company you choose and local labor rates. Generally, you can expect to pay about $90-$180 per 1,000 square feet to seed a new lawn or reseeding (renovating) an existing one.