Test
Biology Test #5
Preguntas del test (25)
1Which of the following affects the rate of photosynthesis?
- Alight intensity
- Bwater
- Ctemperature
- Dall of the above
2What are the products of the light-dependent reactions?
- Aoxygen gas
- BATP
- CNADPH
- Dall of the above
3In the light reactions of photosynthesis, which is the molecule complex that energizes electrons just before going to the Calvin cycle?
- Aphotosystem 2
- BATP synthase
- Celectron transport chain
- Dphotosystem 1
4Ingenhousz showed that plants produce oxygen bubbles when exposed to
- AATP
- Bcarbon dioxide
- Ca burning candle
- Dlight
5What is a product of the Calvin cycle?
- Aglucose
- Boxygen gas
- Ccarbon dioxide
- DATP
6Plants gather the sun's energy with light-absorbing molecules called
- Aglucose
- Bpigments
- Cthylakoids
- Dchloroplasts
7The Calvin cycle takes place in the
- Aphotosystems
- Bstroma
- Cthylakoid membranes
- Dchlorophyll molecules
8Jan van Helmont concluded that plants gain most of their mass from
- Athe soil
- Boxygen in the air
- Ccarbon dioxide in the air
- Dwater
9How does carbon dioxide get into the plant?
- Athylakoids
- Bstomata (stomates)
- Croots
- Dosmosis
10What is the name of the enzyme that combines CO2 with a 5-carbon molecule to begin the Calvin cycle?
- AATP synthase
- BRubisco
- CPolycalvinase
- DDeoxyribonase
11What is the 5-carbon molecule in the Calvin Cycle that joins with the incoming CO2?
- Aribose
- BAUG
- Cdeoxyribose
- DRuBP
12If carbon dioxide is removed from a plant's environment, what would you expect to happen to its production of high-energy sugars?
- ANo sugars will be produced.
- BThe same number of sugars will be produced but without carbon dioxide.
- CMore sugars will be produced.
- DCarbon dioxide does not affect the production of high-energy sugars in plants.
13The Calvin cycle is another name for
- Alight-independent reactions
- Bphotosynthesis
- Clight-dependent reactions
- Dall of the above
14Which of the following is an autotroph?
- Atree
- Bmonkey
- Cdog
- Dmushroom
15What term describes the chemical reaction that ADDs electrons to a molecule?
- Areduction
- Btransformation
- Cchargification
- Doxidation
16Most plants appear green because chlorophyll
- Aabsorbs green light
- Bdoes not absorb green light
- Cdoes not absorb violet light
- Ddoes not absorb red light
17A granum is a(an)
- Aphotosynthetic pigment molecule
- Bmembrane enclosing a thylakoid
- Cstack of chloroplasts
- Dstack of thylakoids
18According to your reading, if you continue to increase the intensity of light that a plant receives, what happens?
- AThe rate of photosynthesis increases and then levels off.
- BThe rate of photosynthesis does not change.
- CThe rate of photosynthesis increases with light intensity.
- DThe rate of photosynthesis decreases with light intensity.
19Energy is released from ATP when
- AATP is exposed to sunlight
- Ba phosphate group is removed
- Ca phosphate group is added
- Dadenine bonds to ribose
20Which of the following is NOT a part of an ATP molecule?
- Aphosphate
- Badenine
- Cchlorophyll
- Dribose
21The light-collecting units of a chloroplast are the
- Astroma
- Belectron carriers
- Chigh-energy sugars
- Dphotosystems
22Which step is the beginning of photosynthesis?
- AHIgh-energy electrons move through the electron transport chain
- BPigments in photosystem I absorb light
- CPigments in photosystem II absorb light
- DATP synthase allows H+ ions to pass through the thylakoid membrane
23The stroma is the space that surrounds
- Athylakoids
- Bplant cells
- Cchloroplasts
- Dall of the above
24Which scientists showed that plants need light to produce oxygen?
- APriestley and Calvin
- BPriestley and Ingenhousz
- Cvan Helmont and Calvin
- Dvan Helmont and Priestley
25Which of the following is NOT required for photosynthesis to occur?
- Awater
- Bcarbon dioxide
- Coxygen
- Dlight
Información
- Descripción
- Chapter 8
- Autor
- alys.caldwell
- Idioma
- English
- Visitas
- 36
- Etiquetas
- Valoración
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