Martin Honors Concept 4 Notes - Photosynthesis

What is the ultimate source of energy for most life on Earth?

• The moon

• Food

• The sun

• Electricity

How is energy from the sun converted into something usable for organisms?

• Cellular respiration

• Digestion

• Photosynthesis

• Fermentation

What is the overall process by which sunlight, water, and carbon dioxide are chemically converted into chemical energy stored in glucose?

• Cellular respiration

• Fermentation

• Photosynthesis

• Digestion

Through which part of the plant is CO2 absorbed during photosynthesis?

• Roots

• Stomata

• Leaves

• Stem

What are the reactants in the photosynthesis equation?

• CO_2 (carbon dioxide) and H_2O (water)

• C_6H_12O_6 (glucose) and O_2 (oxygen)

• Solar energy and enzymes

• CO_2 (carbon dioxide) and O_2 (oxygen)

What are the products of the photosynthesis equation?

• CO_2 (carbon dioxide) and H_2O (water)

• C_6H_12O_6 (glucose) and O_2 (oxygen)

• Solar energy and enzymes

• CO_2 (carbon dioxide) and O_2 (oxygen)

Is solar energy considered a reactant or a product in the photosynthesis process?

• Reactant

• Product

• Neither reactant nor product

• Both reactant and product

Where does photosynthesis take place in a plant cell?

• Mitochondrion

• Ribosome

• Chloroplast

• Nucleus

What are the pancake-like stacks of thylakoid membrane in a chloroplast called?

• Stroma

• Ribosomes

• Grana

• Mitochondria

What is the fluid-like substance that fills the space between the grana in a chloroplast?

• Cytoplasm

• Stroma

• Matrix

• Lumen