Four Spheres
What sphere are humans a part of?
Biosphere
What is the process called where plants make their own food?
What is hydroponics?
The process of plants growing in water
All of our food's energy comes from the _________.
Sun
Atmosphere
Glucose is a fancy word for ___________.
Sugar
Hydroponics proves that plants do NOT need what to grow?
SOIL! They need the nutrients from the soil!!
Trace the energy from a hamburger back to the Sun.
Hamburger to cow, cow to grass, grass to Sun
List the four spheres
Geosphere
Biosphere
Hydrosphere
Atmosphere
Plants get what valuable resource other than water comes from soil?
Nutrients
"Hydro" in hydroponics means hydroponics?
Water,
Hydro= Water
Babies use the majority of their food's energy to what?
Grow
When water cuts through the ground, what two spheres are interacting?
Hydrosphere and Geosphere
What are the two products of photosynthesis?
Glucose and Oxygen
What is one positive (or good thing) of hydroponics?
Better plant growth
Less Space
Less water used
If the Sun disappeared, which of the following organisms would die?
A - Grass
B - Cow
C - Human
D - Fish
E - All of the above
F- NONE of the above
E - All of the Above
When birds fly through the air, what two spheres are interacting?
Biosphere and Atmosphere
What are the four things plants and trees need to make their own food?
Sunlight
Water
Nutrients
Carbon Dioxide (CO2)
Why is hydroponics not used more often?
Not enough professionals
Too expensive
What are the four ways we use the energy that we get from food?
Movement
Healing
Growth
Warmth