Cell Structure and Function

What is the function of chloroplasts in plant cells?

• To release energy from glucose
• To synthesize proteins
• To store genetic material
• To trap energy from sunlight for photosynthesis

Which of the following organelles is known as the 'power house' of the cell?

• Nucleus
• Lysosome
• Golgi apparatus
• Mitochondria

What is the primary component of the bacterial cell wall according to the text?

• Cellulose
• Chitin
• Lipopolysaccharide
• Peptidoglycan

What type of bulk transport involves the release of substances from the cell through vesicle fusion with the membrane?

• Phagocytosis
• Pinocytosis
• Endocytosis
• Exocytosis

How does osmosis differ from active transport in terms of energy requirement?

• Both require ATP
• Osmosis uses ATP, active transport does not
• Active transport is passive
• Osmosis does not require energy, while active transport does