Biology Quiz: Cells and Systems

Which structure in eukaryotic cells contains DNA?

• Cytoplasm

• Ribosomes

• Nucleus

• Mitochondria

What is the primary function of chloroplasts in plant cells?

• Protein synthesis

• Cell division

• Respiration

• Photosynthesis

Which type of microscope provides higher resolution and magnification?

• Simple microscope

• Compound microscope

• Electron microscope

• Light microscope

What is the formula for magnification?

• Real size x Image size

• Image size / Real size

• Image size x Real size

• Real size / Image size

Which cell type is specialized for transporting water in plants?

• Xylem

• Root hair cell

• Phloem

• Sperm cell

What is the main purpose of mitosis?

• Photosynthesis

• Protein synthesis

• Growth and repair

• Respiration

Which type of stem cells can become most cell types?

• Embryonic stem cells

• Adult stem cells

• Bone marrow cells

• Meristem cells

What is the process of water diffusion across a partially permeable membrane called?

• Endocytosis

• Facilitated diffusion

• Osmosis

• Active transport

Which enzyme breaks down proteins into amino acids?

• Cellulase

• Amylase

• Lipase

• Protease

What is the function of bile in digestion?

• Absorbs minerals

• Emulsifies fats

• Breaks down proteins

• Neutralizes sugars