Photosynthesis Flashcards
1
Q
Equation of photosynthesis
A
6CO₂ + 6H₂O + Light Energy → C₆H₁₂O₆ + 6O₂
2
Q
What did Van Helmont do?
A
Found out that plants grow on water alone
3
Q
What is the test for starch?
A
Iodine turns from yellow to black
4
Q
What us a carbohydrate?
A
A compound made from carbon, hydrogen and oxygen. e.g Glucose
5
Q
What is the test for sugar?
A
Benedict’s solution (when heated) turns to orange
6
Q
How to plants store their
energy?
A
Starch
7
Q
Test for Cellulose
A
Schulze’s reagent turns purple
8
Q
What colour does hydrogen carbonate indicator go when there is little carbon dioxide?
A
Indicator turns purple
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