energy flows Flashcards
what is photosynthesis?
the process plants use to capture energy in sunlight
what is cellular respiration?
the process plants use to obtain the energy from the glucose
which living things use photosynthesis?
plants
which living things use cellular respiration?
plants
animals
how is energy changed, in photosynthesis?
plants absorb carbon dioxide gas and combine it with water to produce glucose
how is energy changed, in cellular respiration?
glucose combines with oxygen to form carbon dioxide gas
what 3 substances does photosynthesis use?
- carbon dioxide
- water
- sunlight
what 2 substances does cellular respiration use?
- glucose
- oxygen gas
what 2 substances does photosynthesis produce?
- glucose
- oxygen gas
what 3 substances does cellular respiration produce?
- carbon dioxide gas
- water
- energy
why is photosynthesis important?
creates the oxygen we breathe
what is the cycling of energy?
energy transferred from one source to another
what is the cycling of nutrients?
nutrients in food that keep you alive
