BRCC Biology 1033 Ch 8 Questions and Answers Graded A+

BRCC Biology 1033 Ch 8 Questions and Answers Graded A+ What is the process by which light energy from the sun is converted into chemical energy? - A) Cellular respiration - B) Photosynthesis - C) Glycolysis - D) Fermentation Explanation: Photosynthesis is the process where light energy is converted into chemical energy, typically in plant cells. How would you describe the energy from light in terms of its requirement for chemical reactions? - A) Exergonic - B) Endergonic - C) Spontaneous 2 - D) Reactive Explanation: Energy from light is endergonic, meaning it requires input of energy. What term describes the continuous process where cells use organic molecules for energy, replenished by plants through photosynthesis? - A) Energy recycling - B) Biochemical energy transfer - C) Energy cycle - D) Photosynthetic metabolism Explanation: The energy cycle involves the use of organic molecules by cells and their replenishment through photosynthesis in plants. What type of organism must consume food to obtain energy? - A) Autotroph - B) Heterotroph 3 - C) Photoautotroph - D) Chemotroph Explanation: Heterotrophs rely on consuming food to produce energy. What is the term for an organism that produces its own food? - A) Heterotroph - B) Autotroph - C) Photoautotroph - D) Consumer Explanation: Autotrophs are organisms that can produce their own food using energy from sunlight or other sources.