Growing Plants Without Soil! | Squeaks Grows a Garden! | SciShow Kids

The video tutorial explores the essentials of gardening, focusing on the needs of plants such as water, light, and nutrients. It discusses the role of soil and roots in plant growth and introduces an experiment to grow plants without soil using hydroponics. The tutorial also highlights alternative methods of growing plants in non-soil environments, such as in rainforests, urban areas, and even space, emphasizing the adaptability of plant growth techniques.

What are the two essential elements that plants need to produce food?

• Light and soil

• Water and light

• Nutrients and soil

• Soil and water

What is one of the primary functions of roots in plants?

• To repel insects

• To anchor the plant

• To produce flowers

• To absorb sunlight

How do roots help plants obtain water?

• By storing water in leaves

• By absorbing water from the air

• By absorbing water from the soil

• By creating water

What is the purpose of using an aquarium pump in the hydroponic experiment?

• To remove excess water

• To heat the water

• To mix water and nutrients

• To provide light to the plants

Why might people choose to grow plants without soil in urban areas?

• To avoid using water

• Because plants grow faster without soil

• Due to lack of space for large farms

• Because soil is too expensive

How do some plants in rainforests obtain nutrients without growing in soil?

• By absorbing nutrients from the air

• By using artificial nutrients

• By attaching to tree branches

• By growing in water

What is one benefit of growing plants in space using hydroponics?

• It provides fresh food for astronauts

• It allows for faster growth

• It requires no water

• It eliminates the need for light