Chapter 8 - Photosynthesis Flashcards
What happens when bonds are broken?
Energy is released
What is chemical energy?
Energy stored in bonds between atoms
What does ATP stand for?
Adenosine triphosphate
What is ATP?
A molecule that stores energy in the phosphate bonds for immediate use
How is ATP kept and why?
In small amounts kept at hand, because it can be recycled easily and quickly
Show ATP recycling?
ATP releases energy and a phosphate and becomes adp
Adp releases energy and a phosphate and becomes amp
What is a heterotroph?
Organisms that obtain food by consuming other living organisms
What do heterotrophs consume?
Plants
Other animals
Dead or decaying organisms
What is an autotroph?
Organism that makes its own food
How does an autotroph make its own food?
Photosynthesis
Brief description of photosynthesis?
Light converted to sugar
What is light?
Electromagnetic spectrum
What does light do?
Travel in waves
What is the visible light spectrum made from?
Red Orange Yellow Green Blue Indigo Violet
Which color has the most energy of the visible lights?
Violet
What is white light?
Visible light
All the visible colors together
Colors we do not see are being?
Absorbed
Colors we see are being?
Reflected
What is pigment?
A light absorbing molecule
What does pigment do?
Absorbs light energy to be used for photosynthesis
What is chlorophyll?
Photosynthesis pigment
What does chlorophyll absorb and reflect?
A: orange, blue, violet
R: green, yellow, red
What does chlorophyll a absorb?
Violet and orange
What reflects orange?
Carotenoids
