BS 161 Exam 3 Exam Prep Questions And Answers (202472025)
Light → photosynthesis → carbohydrate → cellular respiration → ATP → heat - ✔✔Which of
the following sequences CORRECTLY represents the flow of energy through living systems?
Light → photosynthesis → carbohydrate → cellular respiration → ATP → water
Water → photosynthesis → carbohydrate → cellular respiration → ATP → water
CO2 → photosynthesis → carbohydrate → cellular respiration → ATP → heat
Water → photosynthesis → carbohydrate → cellular respiration → ATP → CO2
In the thylakoid membranes of the chloroplast - ✔✔Where is the photosynthetic electron
transport chain located in plant cells?
In the inner membrane of the chloroplast
in the thylakoid membranes of the chloroplast
in the outer membrane of the chloroplast
in the stroma of the chloroplast
passed to a reaction center. - ✔✔n a thylakoid membrane, absorbed light energy is passed from
one chlorophyll molecule to another until it is:
both dissipated as heat and released as fluorescence.
,passed to a reaction center.
dissipated as heat.
released as fluorescence.
All these choices are correct.
carbon dioxide; sugar - ✔✔During photosynthesis, _____ is reduced to _____.
sugar; oxygen
carbon dioxide; sugar
oxygen; water
carbon dioxide; oxygen
water; carbon dioxide
carboxylation, reduction, and regeneration - ✔✔Which of the following CORRECTLY lists the
three steps of the Calvin cycle?
reduction of carbon dioxide, reduction of
NADPH, regeneration of RuBP
carboxylation, ATP synthesis, and regeneration
carboxylation, reduction, and regeneration
, oxidation, reduction, and carboxylation
Rubisco incorporates CO2 from the atmosphere into an organic molecule. - ✔✔Which of the
following CORRECTLY describes the role of rubisco in the Calvin cycle?
Rubisco uses ATP to regenerate RUBP.
Rubisco incorporates CO2 from the atmosphere into an organic molecule.
Rubisco uses NADPH to reduce 3-phosphoglycerate to a three-carbon sugar.
None of the other answer options is correct.
3 - ✔✔How many CO2 molecules must enter the Calvin cycle for each molecule of triose
phosphate that can be exported from the chloroplast?
3
6
5
1
12
Reduction - ✔✔Which step of the Calvin cycle would be affected first by a lack of NADPH?
carboxylation
regeneration
All of these choices are correct.
reduction
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller manassehtaliban95. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.99. You're not tied to anything after your purchase.