Cell Structure & Organelles

What is the basic unit of organization of all organisms?

• Molecule

• Atom

• Tissue

• Cell

Which of the following is a characteristic of prokaryotic cells?

• Presence of a nucleus

• Presence of membrane-bound organelles

• Single circular DNA molecule

• Large ribosomes

What type of cells are bacteria classified as?

• Eukaryotic

• Prokaryotic

• Unicellular

• Multicellular

Which organelle is known as the 'brain' of eukaryotic cells?

• Mitochondria

• Nucleus

• Ribosome

• Golgi apparatus

What is the primary function of chloroplasts?

• Cellular respiration

• Protein synthesis

• Photosynthesis

• Lipid synthesis

Which structure is responsible for protein synthesis?

• Ribosome

• Lysosome

• Chloroplast

• Vacuole

What is the function of the Golgi apparatus?

• Energy production

• DNA replication

• Modification and packaging of proteins

• Photosynthesis

Which of the following is NOT a function of the cell membrane?

• Transport of materials

• Energy production

• Protection of the cell

• Cell communication

What type of DNA is found in eukaryotic cells?

• Double-stranded RNA

• Single-stranded DNA

• Linear DNA

• Circular DNA

Which organelle is involved in detoxification?

• Rough ER

• Nucleus

• Smooth ER

• Lysosome