Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305073951
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 6, Problem 2SQ
Plants use__________ as an energy source to drive photosynthesis.
- a. sunlight
- b. hydrogen ions
- c. O2
- d. CO2
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Plants do have to consume nutrients for other purposes, but most plants don’t have to eat for energy because they can...
Group of answer choices
a)catch animals and eat them.
b)pull up nutrients from the soil.
c)make glucose through photosynthesis.
d)produce oxygen through photosynthesis.
e)take up carbon dioxide from the air.
What gas do plants absorb from the atmosphere during photosynthesis?
a) Oxygen
b) Nitrogen
c) Carbon dioxide
d) Hydrogen
How are the NADPH and G3P molecules made during photosynthesis similar? a. They are both end products of photosynthesis. b. They are both substrates for photosynthesis. c. They are both produced from carbon dioxide. d. They both store energy in chemical bonds.
Chapter 6 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 6 - A cat eats a bird, which ate a caterpillar that...Ch. 6 - Plants use__________ as an energy source to drive...Ch. 6 - Most of the carbon dioxide that plants use for...Ch. 6 - Which of the following statements is incorrect? a....Ch. 6 - Prob. 5SQCh. 6 - When a photosystem absorbs light, __________. a....Ch. 6 - Prob. 7SQCh. 6 - What accumulates inside the thylakoid compartment...Ch. 6 - The atoms in the molecular oxygen released during...Ch. 6 - Prob. 10SQ
Ch. 6 - Prob. 1DAACh. 6 - Energy Efficiency of Biofuel Production Most of...Ch. 6 - Energy Efficiency of Biofuel Production Most of...Ch. 6 - The Calvin-Benson cycle starts when a. light is...Ch. 6 - Which of the following substances does not...Ch. 6 - Closed stomata ________. a. limit gas exchange b....Ch. 6 - In C3 plants, ______ makes sugar production...Ch. 6 - Match each with its most suitable description....Ch. 6 - Prob. 1CTCh. 6 - While gazing into an aquarium, you see bubbles...Ch. 6 - AC3 plant absorbs a carbon radioisotope (as part...Ch. 6 - As you learned in this chapter, cell membranes arc...
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- Many scientists are concerned because CO2 levels in the atmosphere appear to be increasing. If this happens, how do you think plants and the atmosphere will affect each other? Make sure you include both respiration and photosynthesis in your answer.arrow_forwardPlant pigments absorb energy from the ________ spectrum during photosynthesis. a. infrared b. electromagnetic c. visible lightarrow_forwardFrom a plant's perspective, the main purpose of photosynthesis is to Group of answer choices a)to produce sugars and oxygen for heterotrophs. b)plants are not cognitive organisms and therefore we have no idea what the "purpose" of photosynthesis is for the plant. c)to produce enough O2 gas for the plant to survive through the night. d)make sugars, such as glucose, to use for building cell walls and for energy needed by the plant.arrow_forward
- Most of the carbon dioxide that plants use for photosynthesis comes from______ . a. glucose c. rainwater b. the atmosphere d. photolysisarrow_forwardAnimal cells conduct: A. Cellular Respiration B. Photosynthesis C. Both Plant cells conduct: A. Cellular Respiration B. Photosynthesis C. Botharrow_forwardPlants produce oxygen when they photosynthesize. Where does the oxygen come from? a. splitting water molecules b. ATP synthesis c. the electron transport chain d. chlorophyllarrow_forward
- In C3 plants, _______ makes sugar production inefficient when stomata close on hot, dry days. a. photosynthesis c. photorespiration b. photolysis d. carbon fixationarrow_forwardMost of the carbon that land plants use for photosynthesis comes from ________. a. sugars c. water b. the atmosphere d. soilarrow_forwardClosed stomata ________. a. limit gas exchange c. prevent photosynthesis b. permit water loss d. absorb lightarrow_forward
- What is the energy of a photon first used to do in photosynthesis? a. split a water molecule b. energize an electron c. produce ATP d. synthesize glucosearrow_forwardWhat two products result from photosynthesis? a. water and carbon dioxide b. water and oxygen c. glucose and oxygen d. glucose and carbon dioxidearrow_forwardYou decide to plant a garden with a beautiful black walnut tree at one end and a majestic white oak at the other end. You are quite disappointed, however, when none of the seeds you plant around the walnut tree grow. What might explain this observation? a. The walnut tree filters out too much light, so the seeds fail to germinate. b. The roots of the walnut tree deplete all of the nutrients from the soil, so the new seedlings starve. c. The walnut tree produces chemical toxins that prevent seed germination.arrow_forward
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