Life Science Final Review

Which organelle is often referred to as the "engine" or "powerhouse" of the cell?

• Chloroplast

• Nucleus

• Mitochondria

• Ribosome

What is the primary function of the chloroplast?

• Cellular respiration

• Photosynthesis

• Protein synthesis

• Transporting chemicals

Which structure surrounds all cells and is made of a double layer of phospholipids?

• Nucleus

• Ribosome

• Cell Membrane

• Rough ER

Which organelle contains the genetic material that directs all of the cell's activities?

• Ribosome

• Nucleus

• Chloroplast

• Mitochondria

Which organelle is directly involved in protein synthesis and is found on the surface of the Rough ER?

• Ribosome

• Chloroplast

• Mitochondria

• Nucleus

What is the function of the nucleus in a cell?

• Produces energy

• Directs all the activities of the cell

• Protects the cell and allows nutrients to come in

• Breaks down food and waste materials

Which cell part is responsible for producing proteins that help the cell grow?

• Ribosomes

• Lysosomes

• Golgi bodies

• Vacuoles

What is the main function of mitochondria in a cell?

• Packages materials to be sent or received

• Uses sunlight energy to make food (glucose)

• Stores food, water, and nutrients

• Produces energy

Which cell part uses sunlight energy to make food (glucose)?

• Cell Wall

• Chloroplasts

• Vacuoles

• Cytoplasm

What is the main purpose of mitosis in multicellular organisms?

• To produce sex cells for sexual reproduction

• To make cells with half the DNA content of the parent

• To make identical cells for growth and repair

• To remove old or damaged cells