Plant Physiology Assignments by TEACHING CARE online tuition and coaching classes
Plant Physiology Assignments by TEACHING CARE online tuition and coaching classes
Respiration
- Respiration occurs
in microorganisms, mostly.
in all living things.
during the day but not at night.
at night but not during the day.
at all times in organic molecules.
- With respect to the element carbon, respiration is a(n) _________ reaction.
dehydration synthesis.
digestion.
oxidation.
reduction.
Anabolic reactions.
- Two general categories of respiration are
fermentation and dehydration syntheses.
dehydration syntheses and aerobic respiration.
digestion and aerobic respiration.
fermentation and aerobic respiration.
krebs cycle and electron-transport chain.
- The chains of carbon are converted to carbon dioxide and water in
glycolysis.
Krebs cycle.
aerobic respiration.
alcoholic fermentation.
photosynthesis
- Glucose is converted to pyruvate in
glycolysis.
Krebs cycle.
aerobic respiration.
alcoholic fermentation.
the light reaction.
- Glucose is converted to ethyl alcohol and carbon dioxide in
glycolysis.
Krebs cycle.
aerobic respiration.
alcoholic fermentation.
none of the above.
7. | Glycolysis provides a cell with a net gain of
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8. | The starting molecule for glycolysis is
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9. | Which of the following acts as an electron carrier in cellular respiration?
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10. | Lactic acid fermentation occurs in
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11. | The conversion of pyruvic acid into lactic acid requires
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12. | The energy of the electrons passing along the electron transport chain is used to make
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13. | Breathing heavily after running a race is your body’s way of
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14. | The energy needed to win a 2-minute footrace is produced mostly by
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15. | Which statement mainly explains why even well-conditioned athletes have to pace themselves for athletic events that last several hours?
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16. | All of the following are sources of energy during exercise EXCEPT
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17. | The products of photosynthesis are the
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18. | Which of the following is NOT a stage of cellular respiration?
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19. | Which of the following is the correct sequence of events in cellular respiration?
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20. | Which of these processes takes place in the cytoplasm of a cell?
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21. | The electron transport chain can be found in
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22. | Which of the following passes high-energy electrons into the electron transport chain?
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- The role of oxygen in aerobic respiration is
accepting the hydrogen removed from organic compounds.
reducing CoA.
oxidizing ATP.
producing CO2.
all of the above.
- Respiration is important because
its waste heat helps to warm the environment.
it conserves energy.
Enzymes require it.
it recycles energy.
it recycles oxygen.
- The complete oxidation of one glucose molecule produces ___ molecules of ATP.
3
8
38
42
82
Photosynthesis
1.
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Sugar moves in phloem vessels as ______.
(a) cellulose (b) glucose (c) starch (d) sucrose |
2.
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______ ions help in photolysis of water.
(a) Mn++ (b) Mg++ (c) Cl– (d) both (a) and (c) |
3.
|
RUBISCO enzyme is also called as ______.
(a) carboxytetra mutase (b) carboxydimutase (c) carboxytrimutase (d) carboxyunimutase |
4.
|
______ is precursor for abscissic acid (ABA)
(a) Zeatin (b) Lutein (c) Violaxanthin (d) Mevalonic acid |
5.
|
In young leaves ratio of carotene to Xanthophyll is ____.
(a) 2 : 1 (b) 3: 1 (c) 1: 3 (d) 1: 2 |
6.
|
Which of the following pigments contains open pyrolle ring?
(a) Phycobilins (b) Xanthophylls (c) Chlorophylls (d) β-carotene |
7.
|
In which of the following light, rate of photosynthesis is maximum?
(a) white (b) discontinuous white (c) red (d) blue |
8.
|
Quantum yield of photosynthesis is ______.
(a) 13.5 % (b) 8 % (c) 13% (d) 12.5% |
9.
|
During light phase of photosynthesis ______ is oxidized and ______ is reduced.
(a) CO2 and Water (b) Water and CO2 (c) Water and NADP (d) NADPH2 and CO2 |
10.
|
During dark phase of photosynthesis ______ is oxidized and ______ is reduced
(a) CO2 and Water (b) Water and CO2 (c) Water and NADP (d) NADPH2 and CO2 |
11.
|
The visible product of photosynthesis is ______.
(a) glucose (b) cellulose (c) starch (d) fructose |
12.
|
To produce 3 glucose molecules ______ ATP and ______ NADPH2 molecules are required.
(a) 54, 36 (b) 54, 30 (c) 36, 60 (d) 18, 12 |
13.
|
Glycolytic reversal is a part of ______.
(a) aerobic respiration (b) anaerobic respiration (c) light phase of photosynthesis (d) dark phase of photosynthesis |
14.
|
RuBp carboxylase acts as RuBp carboxygenase at ______ CO2 conc. And ______ O2 conc.
(a) low, low (b) low, high (c) high, high (d) high, low |
15.
|
The source of CO2 during calvin cycle in C4 plant is
(a) Malic acid (b) OAA (c) PEP (d) RuDP |
16.
|
Dicot which follow C4 pathway is____.
(a) wheat (b) Amranthus (c) Maize (d) Mango |
17.
|
Absorption spectrum of chlorophyll is maximum in _____ light.
(a) red (b) blue (c) yellow (d) blue-violet |
18.
|
The oxygen molecule in glucose formed during photosynthesis
comes from (a) Water (b) Organic acids (c) CO2 (d) atmosphere |
19.
|
Dimorphic chloroplast are present in ______.
(a) zeamays (b) sacchrum officinale (c) sorghum bicolor (d) all of these |
20.
|
Red pigment in tomato is
(a) b-carotene (b) Anthocyanin (c) Lycopene (d) Lutein |
21.
|
Solarisation refers to ______.
(a) formation of sugar with help of water or energy (b) destruction of chlorophyll (c) synthesis of chl. (d) both b and c |
22.
|
Dark reaction requires light reaction for
(a) carboxylation of RUBP (b) regeneration of RUBP (c) reduction of PGA (d) formation of hexose sugar |
23.
|
Emerson effect proves
(a) concept of two photosystem in plant (b) photophosphorylation (c) photorespiration (d) there are light and dark reaction in photosynthesis |
24.
|
Name a plant which do not perform photosynthesis is
(a) Algae (b) Bryophyllum (c) cuscutta (d)Pitcher plant |
25.
|
Light reaction of photosynthesis results in formation of ______.
(a) O2 (b) NADPH + H+ (c) ATP (d) All of these
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Ans. Respiration
- 2
- 3
- 4
- 3
- 1
- 4
- 1
- D
- A
- C
- D
- D
- B
- A
- C
- B
- B
- A
- C
- A
- D
- A
- A
- B
- B
Ans. Photosythesis
- D
- D
- B
- C
- D
- A
- B
- D
- C
- D
- C
- A
- D
- B
- A
- B
- B
- C
- D
- C
- B
- C
- A
- D
- D
Tags: Plant Physiology Assignments by TEACHING CARE online tuition and coaching classes