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Chapter 11- Pt. 2

Blume- Life Science Ch 11 Part 2

What is the chemical equation for photosynthesis? 6CO2+ 6H2O + light energy ---> C6 H12 O6 + 6O2
What is the equation for photosynthesis in words? carbon dioxide + water + light energy ---> oxygen + glucose
What is the chemical equation for respiration? C6 H12 O6 + 6O2 ---> 6CO2 + 6H2O + energy
What is the chemical equation for respiration in words? glucose + oxygen ---> carbon dioxide + water + energy
What are 3 reasons we depend on photosynthesis (3 we discussed in class)? 1- To make food for plants to survive 2- Uses CO2 we exhale 3- Releases oxygen into the air
What is respiration? A process that breaks down food & releases energy.
What causes the stomata on leaves to open? Water fills it forcing the guard cells to bend & break open.
When are stomata usually open? During the daytime.
#37 with labeling: For stem & leaves Tropism (+): phototropism Stimulus: light Tropism (-): gravitropism Stimulus: light
#38 with labeling: For roots Tropism (+): gravitropism Stimulus: gravity Tropism (-): phototropism Stimulus: light
#39- 43: Remember to study the diagram & labels of an opening in a leaf.
Created by: cashworth