■ 2 clear plastic cups
■ plastic-foam floater with 6 holes in it
■ cheesecloth (must be large enough to cover the plastic-foam floater)
■ 50 mL of complete nutrient solution
■ plastic dropper
■ labeling tape
■ 50 mL graduated cylinder
1. Hydroponic cultivation is a technique for growing plants in a solution that contains all of the inorganic nutrients the plant needs. Plants that are grown hydroponically do not require soil.
2. The beginning of growth in a seed is called germination.
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