Plant Needs
Name one thing all plants need to grow.
Water, Light, Sunlight, Nutrients.
What is one job of roots?
Hold the plant in place, Absorb water, Absorb nutrients, Anchor the plant.
What is hydroponics?
Growing plants in water, Growing plants using nutrient-rich water.
What kind of seeds were used in the experiment?
Lettuce seeds.
Plants need nutrients to stay healthy. Name one thing nutrients help plants do.
Grow, Stay healthy, Build strong roots, Build strong stems, Build strong leaves
Why don't plants usually blow away in the wind?
Roots anchor them, Roots hold them in the ground, Roots keep them steady.
If a plant isn't growing in soil, where can it get its nutrients?
Water, Nutrient solution, Water mixed with plant food.
What item from the recycling bin was used to build the hydroponic system?
Plastic bottle, Recycled bottle, Water bottle
Besides water and light, what is another important thing plants need?
Nutrients, Plant food, A safe place to grow.
What two important things do roots take into the plant?
Water and nutrients, Water and minerals, Water and plant food.
Name one thing hydroponic plants still need.
Light, Water, Nutrients, Air, A place to grow
Why might people use hydroponics in cities?
Not enough farmland, Limited space, To grow food indoors, To grow more vegetables.
Why could hydroponics useful for astronauts on the International Space Station?
There is no soil in space, It helps grow fresh food, Plants can grow using nutrient-rich water instead of soil, It allows food to be grown in space
Why did the roots need to touch the nutrient-rich water in the experiment?
To absorb water, To absorb nutrients, To get everything they need to grow, To stay healthy
If you were going to grow a plant on Mars, what would it need and how might hydroponics help?
Mr. Bailey is your Judge, convince him why.
Water, light, nutrients, Hydroponics could provide nutrients through water, Hydroponics could help grow food without soil, Hydroponics could allow plants to grow in places where soil is unavailable.