Life Processes: Matter and Energy

What is the process by which living organisms obtain and utilize energy from their surroundings?

• Photosynthesis

• Mitosis

• Cellular respiration

• Digestion

Which organelle is known as the powerhouse of the cell and is responsible for generating energy?

• Chloroplast

• Nucleus

• Endoplasmic reticulum

• Mitochondria

What is the term for the breakdown of glucose in the presence of oxygen to release energy?

• Photosynthesis

• Fermentation

• Oxidative phosphorylation

• Cellular respiration

What is the primary source of energy for most living organisms on Earth?

• Sunlight

• Water

• Wind

• Fire

What is the process by which plants convert sunlight into chemical energy?

• Solarization

• Chlorophyll

• Sunlightification

• Photosynthesis

Which molecule stores and carries energy within cells?

• Cytidine triphosphate (CTP)

• Guanosine triphosphate (GTP)

• Adenosine triphosphate (ATP)

• Thymidine triphosphate (TTP)

What is the process by which living organisms break down food molecules to release energy?

• Fermentation

• Photosynthesis

• Cellular respiration

• Digestion

What is the term for the sum of all chemical reactions that occur within an organism?

• digestion

• respiration

• metabolism

• photosynthesis

Which gas is required by living organisms to release energy from food?

• Carbon dioxide

• Oxygen

• Nitrogen

• Hydrogen

What is the process by which living organisms eliminate waste products from their bodies?

• Excretion

• Respiration

• Absorption

• Digestion