
Leaf Color Changes and Pigments

Interactive Video
•
Chemistry
•
6th - 8th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main reason leaves change color in the fall?
The temperature increases
The amount of sunlight increases
A chemical process involving chlorophyll
The leaves get more water
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of chlorophyll in leaves?
To make leaves red
To protect leaves from insects
To convert sunlight and carbon dioxide into glucose
To store water
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to chlorophyll as daylight decreases?
It breaks down and reveals other pigments
It increases in production
It remains the same
It turns into water
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which pigments are responsible for the red and yellow colors in leaves?
Chlorophyll and tannins
Proteins and lipids
Carotenoids and flavonoids
Water and glucose
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role do sugars play in the color of leaves?
They turn leaves brown
They help produce vibrant fall colors
They make leaves green
They have no effect on leaf color
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which pigment is responsible for the vibrant red color in leaves?
Tannins
Anthocyanin
Chlorophyll
Carotenoids
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does sunlight affect the brightness of leaf colors?
Sunlight has no effect on leaf color
More sunlight makes colors duller
Less sunlight makes colors brighter
More sunlight makes colors more vibrant
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