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Praxis II: Biology Content Knowledge Exam Prep

Category - Biology

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Plants get most of their colors from pigments such as chlorophyll. What is the purpose of pigments like red cabbage in nature?

Indicate the pH of the soil
Contribute to photosynthesis
Attract animals
Increase heat absorption
Prevent water loss

Explanation

Answer: B, Contribute to photosynthesis. Plant pigments allow plants to obtain energy from sunlight.

Key Takeaway: The mention of chlorophyll in the question should have been a clear giveaway. Plant pigments are essential to photosynthesis since they absorb sunlight. This light is then converted to energy to drive photosynthesis and the production of nutrients for the plant.

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Praxis II: Biology Content Knowledge Exam Prep

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Praxis II: Biology Content Knowledge Exam Prep

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