Chapter 4 Lesson 1 Flashcards
What is an ecosystem?
All of the organisms in a community plus the abiotic factors
What is the net equation for photosynthesis?
Sunlight + CO2 + H2O –> O2 + Sugar
What is the net equation for cellular respiration?
Glucose + O2 –> Energy + CO2 + H2O
How is energy lost between trophic levels?
- Heat
- Waste
What does the 10% rule state?
On average, only about 10% of energy of a level is available for the next level
How does a plant get energy for photosynthesis?
The sun
How do plants / animals get energy for cellular respiration?
Other species
What is energy transfer?
The energy going from one species to the next
For living things, what is one way to measure energy?
Biomass
As cells undergo cellular respiration, what products are produced?
- Heat Energy
- H2O
As cells undergo cellular respiration, how does heat and H2O get released?
Heat gets released by running, and H2O gets released by sweat and pee
During photosynthesis, light energy is converted into ______ energy
Chemical