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Free download in PDF Photosynthesis in Higher Plants Multiple Choice Questions with Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
Oxygen containing carotenoids are
[A]
Carotenes
[B]
Xanthophylls
[C]
Phycobilins
[D]
Anthocyanins
(2)
Oxygen liberated during photosynthesis comes from
[A]
CO2
[B]
Glucose
[C]
H2O
[D]
Fructose
(3)
P700 is a special from of which pigment
[A]
Chlorophyll-b
[B]
Carotenes
[C]
Chlorophyll-a
[D]
Phycobilins
(4)
Path of dark reaction of photosynthesis was traced through the use of
[A]
32P
[B]
14CO2
[C]
18O2
[D]
X-rays
(5)
In the calvin cycle, the assimilatory power is used during
[A]
Formation of PGA
[B]
Conversion of PGA to PGAL
[C]
Formation of fructose 1-6 diphsophate from PGAL
[D]
Formation of glucose from fructose – di- phosphate
Answer: Conversion of PGA to PGAL
(6)
Unidirectional flow of e- in non-cyclic photophosphorylation is
[A]
PS II — e- —> PS I — e- —> NADP — e- —> water
[B]
Water — e- —> PSII — e- —> PS I — e- —> NADP
[C]
PS I — e- —> NADP — e- —> water — e- —> PS II
[D]
Water — e- —> PS I — e- —> PS II — e- —> NADP
Answer: Water — e- —> PSII — e- —> PS I — e- —> NADP
(7)
Which is sensitive to longer wavelength of light?
[A]
Photolysis
[B]
PSI
[C]
PS II
[D]
Photophosphorylation
(8)
Phytol tail is present at
[A]
3rd carbon of IInd ring
[B]
2nd carbon of IIIrd ring
[C]
7th carbon of IVth ring
[D]
3rd carbon of IVth ring
Answer: 3rd carbon of IVth ring
(9)
Reduction of co-enzyme NADP depends on
[A]
Reduction of CO2
[B]
Evolution of O2
[C]
Photolysis of water
[D]
Formation of ATP
Answer: Photolysis of water
(10)
Loculus is the internal space of
[A]
Grana
[B]
Stroma
[C]
Thylakoid
[D]
Quantasome
(11)
Calvins cycle involves
[A]
Oxidative phosphorylation
[B]
Oxidative carboxylation
[C]
Reductive carboxylation
[D]
Reductive phophorylation
Answer: Reductive carboxylation
(12)
In C4 plants, carboxylation is twice, it can be represented as
[A]
Pyruvic acid + CO2 malic acid + CO2
[B]
RUDP + CO2 and pyruvic acid + CO2
[C]
PEPA + CO2 and RUDP + CO2
[D]
PEPA + CO2 and malic acid + CO2
Answer: PEPA + CO2 and RUDP + CO2
(13)
In non-cyclic photophosphorylation, all the participants acts as electron donor and acceptor except
[A]
Chl-a of PS I
[B]
Chl-a of PS II
[C]
NADP
[D]
Both (A) and (B)
(14)
Which of the following protist is a photoautotroph
[A]
Thiobacillus
[B]
Ferrobacillus
[C]
Diatoms
[D]
Chlorobium
(15)
Photosynthesis occurs in
[A]
Chloroplast
[B]
Golgi body
[C]
Endoplasmic reticulum
[D]
Nucleus
(16)
The optimum temperature for photosynthesis is
[A]
25-35℃
[B]
10-15℃
[C]
35-40℃
[D]
20-25℃
(17)
Photorespiration occurs in
[A]
Four cell organelles
[B]
Two cell organelles
[C]
One cell organelle
[D]
Three cell organelle
Answer: Three cell organelle
(18)
Reduction of NADP occurs in
[A]
Oxidative photophosphorylation
[B]
Cyclic photophosphorylation
[C]
Non-cyclic photophosphorylation
[D]
None
Answer: Non-cyclic photophosphorylation
(19)
Kranz anatomy is found in the leaves of
[A]
Wheat
[B]
Mustard
[C]
Potato
[D]
Sugarcane
(20)
Peroxisomes are involved in which type of reactions
[A]
Calvin cycle
[B]
Glyoxylate cycle
[C]
Glycolate cycle
[D]
Bacterial photosynthesis
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