BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Textbook Question
Chapter 56, Problem 2U
Photosynthetic organisms
a. fix carbon dioxide.
b. release carbon dioxide.
c. fix oxygen.
d. Both a and b are correct.
e. Both a and c are correct.
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Students have asked these similar questions
Animal cells conduct:
A. Cellular Respiration
B. Photosynthesis
C. Both
Plant cells conduct:
A. Cellular Respiration
B. Photosynthesis
C. Both
Over the past decades, the CO2 concentration in the atmosphere has increased. a. Predict the effect of increasing carbon dioxide concentrations on photorespiration. b. Scientists suggest that increasing CO2 concentrations are leading to higher average global temperatures. If temperatures are increasing, does this change your answer to part (a)?
In a growing condition with limited air supply, which of the following processes will be directly affected?
a. Photosynthesis
b. Translocation
c. Respiration
d. A and C
Chapter 56 Solutions
BIOLOGY
Ch. 56.1 - Prob. 1LOCh. 56.1 - Prob. 2LOCh. 56.1 - Prob. 3LOCh. 56.2 - Describe the different trophic levels.Ch. 56.2 - Distinguish between energy and heat.Ch. 56.2 - Explain how energy moves through trophic levels.Ch. 56.3 - Explain the meaning of trophic cascade.Ch. 56.3 - Prob. 2LOCh. 56.4 - Define ecosystem stability.Ch. 56.4 - Prob. 2LO
Ch. 56.4 - Prob. 3LOCh. 56.5 - Prob. 1LOCh. 56.5 - Prob. 2LOCh. 56 - Prob. 1DACh. 56 - Prob. 2DACh. 56 - Prob. 3DACh. 56 - Prob. 4DACh. 56 - Prob. 1IQCh. 56 - Prob. 2IQCh. 56 - Prob. 3IQCh. 56 - Prob. 4IQCh. 56 - Prob. 5IQCh. 56 - Prob. 6IQCh. 56 - Prob. 7IQCh. 56 - Which of the statements about groundwater is NOT...Ch. 56 - Photosynthetic organisms a. fix carbon dioxide. b....Ch. 56 - Prob. 3UCh. 56 - Nitrogen is often a limiting nutrient in many...Ch. 56 - Prob. 5UCh. 56 - Prob. 6UCh. 56 - Inverted ecological pyramids of real systems...Ch. 56 - Prob. 8UCh. 56 - Prob. 9UCh. 56 - The equilibrium model of island biogeography...Ch. 56 - Based on results from studies at Hubbard Brook...Ch. 56 - According to the trophic cascade hypothesis, the...Ch. 56 - At Cedar Creek Natural History Area, experimental...Ch. 56 - Given that ectotherms do not utilize a large...Ch. 56 - Given that, in general, energy input is greatest...Ch. 56 - Prob. 3SCh. 56 - Explain several detailed ways in which increasing...
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- Which type of organism does NOT photosynthesize? a. Heterotrophs b. Producers c. Cyanobacteria d. Algae e. Autotrophsarrow_forwardYou are growing algae in culture and expose them to CO2 that contains radiolabeled oxygen. Where does the radiolabeled oxygen end up after photosynthesis? a. water b. oxygen c. carbon dioxide d. carbohydrates e. carbon monoxidearrow_forwardThe energy that is used by almost all living things on our planet comes from the sun. It is captured by plants, algae, and some bacteria through the process ofa. respiration. c. photosynthesis.b. the Krebs cycle. d. fermentationarrow_forward
- 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.arrow_forwardHuman use of fossil fuels has what consequences? Group of answer choices a. increase in CO2 concentration in the atmosphere b. return of fossilized carbon to the active carbon cycle c. increase in global temperatures d. all of the other optionsarrow_forwardWhat gas do plants absorb from the atmosphere during photosynthesis? a) Oxygen b) Nitrogen c) Carbon dioxide d) Hydrogenarrow_forward
- A methanogena. uses methane gas as an energy source.b. uses H2 to reduce CO2.c. requires oxygen gas.d. Two of the above are true.arrow_forwardEnergy for ecosystems can come froma) sunlight via photosynthesis.b) oxidation of reduced inorganic chemicals by chemoautotrophs.c) both a and b.arrow_forwardWhich of the following processes increase(s) the amount of atmospheric carbon in the carbon cycle? (a) photosynthesis (b) cellular respiration (c) combustion (d) a and c (e) b and carrow_forward
- Plantlike photosynthesis that releases O2 occurs in (A) cyanobacteria. (B) archaea. (C) gram-positive bacteria. (D) chemoautotrophic bacteria.arrow_forwardWhen oxygen gas is released as a result of photosynthesis, it is a direct byproduct of what process? a. splitting of water molecules b. the electron transfer system in the photosystems c. chemiosmosis d. reducing of NADP+arrow_forwardWhat two products result from photosynthesis? a. water and carbon dioxide b. water and oxygen c. glucose and oxygen d. glucose and carbon dioxidearrow_forward
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