Living Organisms: Cell Characteristics

What is the basic structural unit of all living organisms?

• molecule

• gene

• cell

• atom

What is the main function of a cell?

• Regulate body temperature

• Carry out essential life processes

• Store water and nutrients

• Produce energy through photosynthesis

Name the two main types of cells found in living organisms.

• Animal cells and plant cells

• Nerve cells and muscle cells

• Prokaryotic cells and eukaryotic cells

• Red blood cells and white blood cells

Which organelle is known as the powerhouse of the cell?

• Golgi apparatus

• Ribosomes

• Mitochondria

• Endoplasmic reticulum

What is the function of the cell membrane?

• Helps in photosynthesis

• Stores genetic information

• Regulates body temperature

• Controls the movement of substances in and out of the cell.

What process is responsible for the division of cells?

• Meiosis

• Mitosis

• Osmosis

• Photosynthesis

What is the function of the nucleus in a cell?

• Energy production

• Control center and genetic material storage

• Cell wall formation

• Waste elimination

Which organelle is responsible for protein synthesis?

• Lysosome

• Golgi Apparatus

• Mitochondria

• Ribosome

What is the function of the mitochondria in a cell?

• Produces energy (ATP) through cellular respiration

• Synthesizes proteins

• Stores genetic material

• Regulates cell division

Name the process by which cells replicate their DNA.

• Cell replication

• Protein replication

• RNA replication

• DNA replication