LIFE SCIENCE

Detailed explanation-1: -Even without soil, if moisture, air, and light are present and the temperature is suitable, seeds can begin to grow.

Detailed explanation-2: -Ans: Temperature ranging for 25 to 30 degree Celsius is adequate for seed germination of most plants. The plant requires sufficient light and water to germinate.

Detailed explanation-3: -All seeds need water, oxygen, and proper temperature in order to germinate. Some seeds require proper light also.

Detailed explanation-4: -The process of seed germination can be carried out without soil. For a seed to grow, mature, and germinate it requires some important factors. If the same nutrients are provided in an artificial medium, a seed can very well germinate without soil also. Thus, seeds can grow without soil.