Photosynthesis

What is the goal of photosynthesis?

• To make ATP

• To make carbon dioxide

• To make glucose

• To make oxygen

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What is needed for photosynthesis to take place? Select all that apply.

• Sunlight

• Carbon Dioxide

• Glucose

• Oxygen

• Water

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Photosynthesis has two steps, what is needed in the first step but not in the 2nd?

• Glucose

• Oxygen

• High pH

• Light

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Shane is studying rates of photosynthesis in cells, what organelle would he expect to find more of in a cell conducting higher rates of photosynthesis?

• Nucleus

• Mitochondria

• Chloroplast

• Ribosomes

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What difficulties does a plant in the desert face in terms of photosynthesis?

• Obtaining and keeping the water needed for photosynthesis

• Releasing waste products such as oxygen without many animals nearby

• Obtaining and keeping the solar energy needed for photosynthesis

• Creating mitochondria to conduct photosynthesis

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Shane is studying the effect of water on photosynthesis rates, what organism would he most likely use in his experiment?

• Fungus like a mushroom

• Corn

• Caterpillars

• Bacteria

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What causes plants to appear green?

• Chlorophyll

• Carotenoids

• Golgi Bodies

• Cell Membrane

Shane wants to studying factors that directly effect photosynthesis, what variable change below would best help Shane with his studies?

• Changing the location of each organism

• Changing the amount of oxygen available to each organism

• Changing the way he measures the photosynthesis rate

• Changing the amount of water each organism receives

What is the ultimate source of energy for photosynthesis?

• Glucose

• Water

• Sunlight

• Carbon Dioxide

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Why gives the different leaf colors in the fall?

• Increased production of chlorophyll

• Decreased chlorophyll concentration, allowing carotenoids to show

• Changing waterfall amounts in the fall compared to summer

• Increased glucose production in plants as they prepare for winter