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PHOTOSYNTHESIS
1- Plants make carbohdrates from CO2 and water by means of sun light.What is the name of this prosses?
a) Fermentation b) Aerobic respiration c) Digestion
d) Photosynthesis e) Osmosis
2- Photolysis take place in ..
a) Mitochondria b) Grana c) Stroma d) Matrix e) Cristae
3- Which one of the followings give energy for photosynthesis ?
4- Photosynthesis occurs in coloured light more than other coloured light.
A- Blue B- Red C- Green D- Black E-Yellow
5- Which of the follwings takes place in the center of chlorophyll?
6- Which of the following part has E.T.S ?
A-Cytoplasm B-Grana of chloroplast C-Ribosome
D-Stroma of chloroplast E-Matrix of mitochondria
7-When a different color light is put on algea and bacteria which are staying at place whit much oxygen. Then most number of bacteria is at the place where red and violet light were.What was considered in the experiment given above?
a)Photosynthesis occurs at light
b)The light effects on the speed of photosynthesis
c) Bacteria are collected around algea
d)Bacteria feed more in place where oxygen much
e)Bacteria are demaged in places without O2
8- . are used in dark reaction of photosynthesis
9-In plant, chlorophyll pigments are stored in
A- Mitochondria B- Grana C- Stroma D- Matrix E- Cristae
10-The name of cells which control closing and opening of stoma are
A- Sausage cells B- Gail cell C- Lung cells
D- Guard cells E- Blood cells
11-The source of oxygen in photosynthesis is .
A- NADPH2 B- CO2 C- Water D- E.T.S E-Chlorophyll
12-Which of the followins is genetic factor affecting photosynthesis?
A-Light intensity B-Tick of leaf C-Amount of water D-Temparature E- None
13- The dark reaction of photosynthesis are sensitive to the temparature.What causes this?
A-The production of glucose as the last product.
B- Catalysation of reactions by enzymes
C- None of them
D- The participation of ribulose phosphate
E- The wage of CO2
14- Which of the following doesnt effect the releasing of gass bubbles from aquatic plants?
A-Light intensity B-The number of leaves C-Amount of CO2 D-Temparature of water E-The volume of glass
15- In which of the following parts of leaf doesnt photosynthesis take place?
1.Palisade layer 2.Stoma 3.Epidermis 4.Vein 5.Spongy layer
16- Some events of non-cyclic photophosphorylation are given below. 1-Oxidation of cytochromes 2-Reduction of chlorophyll . 3-Reduction of ferrodoxin What is the correct order of these events when the light is absorbed by the chlorophyll.
17- Which of the following molecules are synthesised at light phase of photosynthesis
A- ATP , NADPH2
B- B- Glucose di phosphate
C- Ribulose di phosphate
D- PGA
E- Triose phosphate
18- In the begin of the dark reaction , CO2 combines with
a 5C compound ...
19- Which of the follwing molecule is obtained from PGAL during photosynthesis?
A- Ribulose mono phosphate B- Ferrodoxin
C- Plastoquinon D- PGA E- CO2
20- How many NADPH2 is/are used for the produce a glucose molecule?
21- Which of the following reactions is dependent on light ?
22- Which type of energy is used in photosynthesis ?
23- Which of the following molecules are required to initiate photosynthesis in a chlorophyll carrying cell?
A-CO2 B-Nitrogen C-Fatty acid D-Aminoacid E-Glucose
24- Photolysis occurs during the .
A-Cyclic photophosphorylation B-Celvin cycle C-Krebs cycle D-Dark reaction E- Non-cyclic photophosphorylation
25- Which of the followings events is/are performed by chloroplasts?
1. Release of CO2 2. Hydrolysis of water 3. Storage of starch
26- 1. Transparent 2. Reflection 3. Absorbtion
Which of the above properties required to get sun light into
a plant?
27- Which of the following organisms can tranform light energy to chemical energy ?
28- Which of the following element is found in chlorophyll ?
A- C B- H C- N D- Fe E- O2
29- Carotenes are found in .
30- Dark reaction of photosynthesis takes place in .
31- Which of the following is true for photosynthesis ?
A)It Occurs In All Living Things
B)It Produces CO2 And Water
C)It Releases Energy From Glucose
D)It Is An Exothermic Reaction
E)It Results In The Production Of Glucose And Oxygen
32- I- Photosynthesis II- Aerobic respiration
III- Anaerobic respiration
In which life processes is ATP produced ?
A) I B) II C) I II D) II III E) I II III
33- Which layer has more chloroplast than others ?
A) Epidermal B) Vessels C) Spongy D) Palisade E) Cuticle
34- How CO2 is used by green plant cell ?
A)Respiration B)Photosynthesis C)Protein Synthesis
D) Diffusion E) Assimilation
35- The production of glucose is most closely associated with
the chemical reactions that occur during
A)Aerobic Respiration
B)Anaerobic Respiration
C)Fermentation
D)Dark Reaction Of Photosynthesis
E)Light Reaction Of Phptosynthesis
36- What is comman property between photosynthesis and respiration ?
a) Oxygen is released b)Water is splitted c) Water is formed . d) ETS takes role e) Light is absorbed
37- Which of the following is property of photosynthesis ?
a) CO2 is produced b) Oxygen is used c) ATP is produced
d) Glucose is used e) Electric is used
38- Palisade and spongy layers are called
a) Cuticle b) Vein c) Stoma d) Mesophyll
39- Which of the following is not environmental factor affecting
photosynthesis ?
a)Temperature b)Amount of CO2 c)Thick of leaf
d) Light intensity
40- Dark reactions of photosynthesis are controlled by
a) Lipid b) Enzymes c) Protein d) Nucleus
41- Plants need ----------------- for synthesis of chloroplast ?
a) Hg b) Ne c) Fe d) Pb e) Au
42- Which of the follwing molecule is obtained from PGA during photosynthesis?
A- Ribulose mono phosphate B- Ferrodoxin C- di PGA
D- PGAL E- CO2
43- During the light phase of photosynthesis, which of the following
does not occur ?
a)Utilization of light b)Synthesis of ATP c)Synthesis of NADPH2
. d) CO2 fixation e) Water synthesis
44- Which of the following factors does not affect the rate of
photosynthesis ?
a) CO2 concentration b) O2 concentration c) Temperature
d) Water e) Light intensity
45- Which of the followinf factors affect the rate of photosynthesis in a time period ?
a) Quantity of stomata b) Thickness of the leaf
c) Quantity of chloroplast d) Shape of the leaf
e) System of vein on leaf
46- I-Aerobic respiration II-Cyclic photophosphorylation
III-Non-cyclic photophosphorylation
IV-Chemosynthetic phosphorylation
Which of the above reaction do not require a molecule for initaition
of reactions ?
a) I b) II c) III d) II III e) I III
47-Which of the following pigments absorb radiant energy and ultimately transfer it to chlorophyll a as high energy electrons?
a)chlorophyll b b) carotene c) xanthophyll
d) all of them e) none of the above
48-What do photosynthesis and oxidative phosphorylation have in common?
(a) They both utilize the same source of energy.
(b) they have the same site of reaction
(c) they have the same electron donor and acceptor.
(d) they both result in the synthesis of ATP.
(e) none of the above.
49-Why are metallic ions vital to growing photosynthetic plant?
(a) magnesium is needed for absorption of water in the roots.
(b) magnesium is needed for formation of a functional chlorophyll molecule.
(c) magnesium is needed as a component of the cytochrome cycle.
(d) magnesium is needed as a component of the ferredoxin molecule.
(e) all of the above.
50-Which of the following would prove conclusively that a nonpho-
tosynthetic cell was a plant cell ?
A- Cellular respiration
B- Starch synthesis
C- Protein synthesis
D- Conservation of starch into glucose
E- Lipid biosynthesis
51-In which of the following plant organs is photosynthesis fastest ?
A- Spongy parenchyma
B- Cuticle
C- Epidermis
D- Palisade parenchyma
E- Phloem vessels
52-I. ATP
II.NADP+H
III.Glucose
IV. Amino acid
Which of the molecules above require sunlight for their biosynt-
hesis ?
A-I and II B- II and III C- III and IV D- I and III E- I and IV
53-Some reactions of the light phase are given below.
I. Electron trapping by NADP for PS-I
II. Recovery of electron loss from PS-II by PS-I
III. Recovery of electron loss from water by PS-II
Which combinations is the correct order for these reactions ?
A- I-II-III B- II-I-III C- III-II-I D- III-I-II E- I-III-II
54-During the light phase of photosynthesis , the following events
occur:
I. Synthesis of ATP
II. Utilisation of light
III. NADPH2 synthesis
IV. H2O synthesis
Which of the events above are shared by both cyclic and noncyclic
photophosphorylation ?
A-I and II B- I and III C- III and IV D- II and IV E- I and IV
55- Which of the following reactions carried out in plant cells is
only carrried out in light conditions ?
A- Utilisation of minerals
B- Starch synthesis from glucose
C- Electron release from chlorophyll molecules
D- Assimilation of CO2 in glucose synthesis
E- Respiratory reactions
56-Which of the following molecules is/are involved in oxidation -
reduction reactions of photosynthesis ?
I. NAD
II. NADP
III. Plastoquinone
A-Only I B- Only II C- I and II D- I and III E- II and III
57-Examine the following list of molecules.
I. ATP
II. Vitamins
III. ADP
IV. CO2
V. NADPH+H
Which of the molecules listed above are produced during the
dark phase of photosynthesis ?
A- II and III B- I and IV C- II and IV D- IV and V E- I and V
58-In the reaction below, ATP is synthesized from ADP and Pi.
1. Anaerobic reactions
2. Cyclic photophosphorylation
3. Noncyclic photophosphorylation
4. Chemosynthetic phosphorylation
In which of the above reactions are other molecules not broken down?
A) Only 1 B) Only 2 C) Only 4 D) 2 and 3 E) 3and 4
59- In which of the following reactions is ATP synthesized?
A) Protein synthesis by amino acids bonding together
B) Binary fission of amoebae into offspring
C) Photosynthesis
D) Plasmolysis
E) Absorption of minerals from the soil to the plant
60-Chloroplast can make sugar in the dark if they are provided with the continual supply of ;
a) O2 b)Water c)ATP-NADPH d)Chlorophyll e)ADP-NADPH
61- I. Usage carbon dioxide .
II. The losting electron of chlorophyll .
III. Producing of ATP .
Which one of above ones occurs at dark phase of photosyntesis ?
a-) only I b-) I II c-) II III
d-) III IV e-) II III IV
62- I. Can give oxygen to otmosphere .
II. Can use carbon dioxide .
III. Can produce energy .
IV. Can benefit from light energy .
Which of the above ones can be readized by a bacteria which uses H2 S in
Photosyntesis reaction ?
a-) Only I b-) I II c-) II III
d-) III IV e-) II III IV
63- I. Usage of OH as an electron source .
II. Production of oxygen
III. Producting of H ions
Which of the above occurs at ıight reactions of photosyntesis after decomposition of water ?
a-) Only I b-) Only III c-) I II
d-) I III e-) I II III
64- Which of the followings proves
that water is used in photosynthesis ?
a-) Apsoption of light by chlorophyll
b-) Usage of CO2
c-) Glucose synthesis
d-) Oxygen release
e-) Synthesis of NADPH2 in light
phase .
65- Whichof the following is not
included in dark phase ?
a-) Usage of CO2
b-) Usage ATP
c-) Formation of PGAL from PGA.
d-) Formation of reactions in grana
e-) Usage of NADPH2
66-During which of the following process is the largest amount of chemical energy in glucose converted to the energy of chemical bonds in ATP?
A) Aerobic respiration
B) Hydrolysis
C) Photosynthesis
D) Fermentation
E) The emulsification of fats
67-Which of the following is thught to be responsible for the appearance of large amounts of oxygen gas in the earth`s atmosphere?
(A) Protein synthesis
(B) Nitrification
(C) Photosynthesis
(D) Chemosynthesis
(E) Fermentation
68-Which one isnt used in photosynthesis?
A) Chlorofil
B) Carbon dioxide
C) Oxygen
69- Sugar + oxygen Carbon dioxide + water + ?
A) Food
B) Hydrogen
C) Energy
70-Which of the following is commanly used both in respiration and photosenthesis?
A) O2
B) CO2
C) Glucose
D) Food
E) ATP
71-In the presens of oxygen which one enters the Krebs cycle?
A) Glucose
B) Pyruvate
C) Acetyl co A
D) Fructose diphosphate
E) No one
72-Which one is correct both for mitocondria and chloroplast?
A) They responsible for photosenthesis
B) They responsible for respiration
C) Their inner membranes from cristae
D) They have their own DNA
E) They are found only in planr cells
73-Which of the following is produced both in cyclic and non-cyclic photophosphurylation?
A) NADPH2
B) O2
C) CO2
D) ATP
E) Glucose
74-Which of the following is not neccessory for the dark reaktions of photosynthesis?
A) Chlorophyl
B) CO2
C) ATP
D) Enzyme
E) Chloroplast
75-Which of the following is not produced in light reactions of photosynthesis?
A) Heat
B) NADPH2
C) ATP
D) CO2
E) O2
76-Which of the following doesnt effect the rate of photosynthesis?
A) Light intensity
B) Oxygen
C) CO2 concentration
D) Temperature
E) Number of chloroplast
77-I. ATP
II. O2
III. NADPH2
Which of the aboves only the products of non-cyclic photophosfurulation?
A) I
B) I-II
C) II
D) III
E) II-III
78-The relation between autrotrophs and heterotrophs is given aside.
Autotroph
Heterotroph
I III IV II
I II III IV
A) Food O2 H2O CO2
B) CO2 H2O Food O2
C) O2 H2O CO2 Food
D) Food H2O H2O O2
E) CO2 Food H2O O2
79-Which of the following is not found in the structure of chloroplasts?
A) Chlorophyl
B) Storma
C) Matrix
D) Gruna
E) DNA
80-The sourse of oxygen in photosynthesis is
A) Water
B) NADPH2
C) CO2
D) Chlorophyl
E) None of above
81-Which of the followings is not an environmental factor that effect the rate of photosynthesis?
A) Temperature
B) Structure and size of stomates
C) Light intensity
D) CO2 concent
E) None of the above
82-Chlorophyll a is present in all
a.cyanobacteria b.archaebacteria c.pathogenic bacteria d.saprophytic bacteria e.bacteria that oxidize hydrogen sulfide gas
83-The present of two photosystems is found in:
a.chemoautotrophic bacteria b.cyanobacteria c.purple sulphur bacteria d.green sulphur bacteria e.anaerobic bacteria