Understanding Photosynthesis in Life Science

What is the primary purpose of photosynthesis in plants?

• To produce oxygen for animals

• To convert sunlight into chemical energy

• To absorb carbon dioxide

• To create chlorophyll

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Which pigment is responsible for capturing light energy in the process of photosynthesis?

• Carotene

• Xanthophyll

• Chlorophyll

• Anthocyanin

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In which part of the plant cell does photosynthesis primarily occur?

• Mitochondria

• Nucleus

• Chloroplasts

• Ribosomes

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What is the main product of photosynthesis that serves as food for the plant?

• Oxygen

• Water

• Glucose

• Carbon dioxide

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Which of the following is a byproduct of photosynthesis that is essential for human and animal life?

• Nitrogen

• Oxygen

• Carbon dioxide

• Glucose

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What are the raw materials required for the process of photosynthesis?

• Oxygen and glucose

• Water and carbon dioxide

• Nitrogen and water

• Glucose and sunlight

Which of the following best describes the process of photosynthesis?

• Conversion of chemical energy into light energy

• Conversion of light energy into chemical energy

• Conversion of oxygen into carbon dioxide

• Conversion of glucose into water

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What is the scientific equation that represents photosynthesis?

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Why is photosynthesis considered crucial for life on Earth?

• It provides carbon dioxide for plants

• It produces glucose for animals

• It generates oxygen and organic compounds

• It absorbs sunlight for the Earth

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Which of the following statements about chlorophyll is true?

• Chlorophyll is found in the nucleus of the cell

• Chlorophyll absorbs green light most efficiently

• Chlorophyll is responsible for the green color of plants

• Chlorophyll is a type of carbohydrate

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