EXAM PREP. DEC 2024

Which of the following is a product of photosynthesis

• oxygen
• nitrogen
• carbon dioxide
• methane

Which of the following is not a plant cell

• nucleus
• mitochondrion
• chloroplast
• ribosome

What is the process by which plants make their own food called?

• respiration
• photosynthesis
• digestion
• transpiration

Which of the following is responsible for carrying out photosynthesis in plant cells

• nucleus
• chloroplast
• mitochondrion
• vacuole

The process by which plants release water vapour through their leaves is called

• transpiration
• respiration
• excretion
• osmosis

What is the primary source of energy for photosynthesis?

• carbon dioxide
• water
• sunlight
• chlorophyll

What is the byproduct of photosynthesis that is released into the atmosphere?

• carbon dioxide
• oxygen
• glucose
• water

What is the role of chlorophyll in photosynthesis?

• to absorb water
• to absorb light energy
• to release carbon dioxide
• to release oxygen

What is the overall equation for photosynthesis?

• 6 CO2 + 6 H2O → C6H12O6 + 6 O2
• 6 CO2 + 6 O2 → C6H12O6 + 6 H2O
• 6 H2O + 6 O2 → C6H12O6 + 6 CO2
• 6 CO2 + 6 H2O → 6 O2 + 6 H2O

Why is photosynthesis essential for life on Earth?

• It produces carbon dioxide and oxygen
• It produces oxygen and organic compounds
• It releases water and water vapor
• It releases glucose and carbon dioxide