Quiz on Fuels for Life

What is the subfield of biochemistry used to study the concept of energy flow within living systems?

• Ecology

• Botany

• Genetics

• Bioenergetics

Which organelle is known as the 'powerhouse of the cell'?

• Ribosome

• Golgi Apparatus

• Endoplasmic Reticulum

• Mitochondria

What is the end product of glycolysis?

• Pyruvate

• ATP

• Glucose

• NADH

Which process involves a series of enzyme-controlled reactions that transfers the chemical energy present in hydrogen electrons to ATP?

• Electron Transport Chain

• Photosynthesis

• Glycolysis

• Krebs Cycle

What is the waste product produced during lactic acid fermentation?

• ATP

• Lactic Acid

• Carbon Dioxide

• Water

Which organisms are capable of carrying out photosynthesis?

• Humans

• Plants

• Animals

• Bacteria

How many ATP molecules are formed from the electrons and hydrogen atoms removed from the glucose molecule in the electron transport chain?

• 32 ATP

• 20 ATP

• 10 ATP

• 50 ATP

What is the role of fermentation in the absence of oxygen?

• Generate water

• Release carbon dioxide

• Recycle materials for glycolysis

• Produce ATP

Which pathway is followed by cells to supply immediate energy source when oxygen is unavailable?

• Krebs Cycle

• Anaerobic Pathway

• Photosynthesis

• Aerobic Pathway

What is the top oxygen-producer on Earth?

• Plants

• Humans

• Bacteria

• Algae