객관식
Why is the ozone content of the stratosphere important to living organisms?
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9. Photosynthesis
Introduction to Photosynthesis
객관식
Which of the following is the primary pigment involved in capturing light energy during photosynthesis in plants?
A
Xanthophyll
B
Anthocyanin
C
Carotene
D
Chlorophyll a
검증된 단계별 안내1
Step 1: Understand the role of pigments in photosynthesis. Pigments are molecules that absorb specific wavelengths of light and are crucial for capturing light energy during photosynthesis.
Step 2: Learn about the types of pigments found in plants. Common pigments include chlorophylls, carotenoids (like carotene and xanthophyll), and anthocyanins. Each has a specific role and absorbs light at different wavelengths.
Step 3: Focus on chlorophylls, particularly chlorophyll a. Chlorophyll a is the primary pigment in photosynthesis because it directly participates in the light-dependent reactions by absorbing light energy and converting it into chemical energy.
Step 4: Compare chlorophyll a with other pigments. While carotenoids (like carotene and xanthophyll) and anthocyanins assist in capturing light and protecting the plant, they are accessory pigments. Chlorophyll a is the main pigment responsible for initiating the photosynthetic process.
Step 5: Conclude that chlorophyll a is the correct answer because it is the primary pigment involved in capturing light energy during photosynthesis in plants.
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