Cell Structure and Function

Which plastid is responsible for storing starch?

• Chloroplasts
• Chromoplasts
• Aleuroplasts
• Amyloplasts

What gives structural rigidity to plant cells?

• Plasma membrane
• Cytoplasm
• Nucleus
• Cell wall

Which structure is NOT a component of the cytoskeleton?

• Microtubules
• Microfilaments
• Intermediate filaments
• Cell membrane

Which part of the chloroplast corresponds to the mitochondrial matrix?

• Thylakoid
• Grana
• Outer membrane
• Stroma

Which chloroplast membrane is less permeable?

• Outer membrane
• Both equally
• None of these
• Inner membrane