Cells

What is the basic structural unit of all living organisms?

• cell

• organ

• molecule

• tissue

Which organelle is known as the powerhouse of the cell?

• Endoplasmic reticulum

• Ribosome

• Nucleus

• Mitochondria

What is the function of the cell membrane?

• Stores genetic information

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

• Helps in photosynthesis

• Regulates body temperature

What is the function of the nucleus in a cell?

• Waste elimination

• Energy production

• Control center and contains genetic material (DNA)

• Cell wall formation

What is the main function of chloroplasts in plant cells?

• Photosynthesis

• Oxygen production

• Nutrient absorption

• Cell division

Which organelle is responsible for protein synthesis in a cell?

• Mitochondria

• Ribosome

• Endoplasmic reticulum

• Nucleus

What is the main structural difference between plant and animal cells?

• Presence of mitochondria in plant cells

• Cell wall presence in plant cells

• Absence of nucleus in animal cells

• Lack of vacuoles in plant cells

Which type of cells have a cell wall: plant cells or animal cells?

• fungi cells

• bacterial cells

• plant cells

• animal cells

What is the function of the mitochondria in a cell?

• Produces energy (ATP) through cellular respiration

• Synthesizes proteins

• Regulates cell division

• Stores genetic information

Which organelle is responsible for storing water, food, and waste in a cell?

• Nucleus

• Endoplasmic reticulum

• Mitochondria

• Vacuole