Quiz on Organelles

Consider the organelle illustrated in Model 1. What is the name of this organelle?

• Mitochondria

• Chloroplast

• Nucleus

• Ribosome

Consider the organelle illustrated in Model 1. Is this organelle more likely to be found in animal cells or plant cells?

• Animal cells

• Plant cells

The structures inside the organelle in Model 1 are called thylakoids. What compound necessary for photosynthesis is contained in the thylakoids?

• Chlorophyll

• Glucose

• Oxygen

• Carbon Dioxide

Consider the chemical reaction in Model 1. This represents photosynthesis. What substances are the reactants in photosynthesis? Include the name and chemical formula of each substance in your answer.

• Carbon dioxide (CO2) and water (H2O)

• Oxygen (O2) and glucose (C6H12O6)

• Nitrogen (N2) and hydrogen (H2)

• Methane (CH4) and oxygen (O2)

Where in the organelle are these molecules stored before they are used in photosynthesis?

• In the chloroplast stroma

• In the thylakoid membrane

• In the mitochondria

• In the cytoplasm

Photosynthesis is an endergonic or exergonic reaction.

• Endergonic

• Exergonic

What is the energy source for photosynthesis?

• Sunlight

• Water

• Carbon Dioxide

• Oxygen

Photosynthesis occurs in two parts—the light-dependent reactions and the light-independent reactions. What is another name for the light-independent reactions?

• Calvin Cycle

• Krebs Cycle

• Electron Transport Chain

• Glycolysis

In what part of the chloroplast do the light-dependent reactions occur?

• Thylakoid membrane

• Stroma

• Outer membrane

• Inner membrane

In what part of the chloroplast do the light-independent reactions occur?

• Thylakoid membrane

• Stroma

• Granum

• Outer membrane