Name at least 10 nutrients that are needed for hydroponics. https://www. simplyhydro. com/nutrients/
I

9. wind power creates pollution. water air soil noise

What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm