Question No:1
Photosynthesis occurs in
[A] green leaf
[B] green stem
[C] guard cells
[D] all
Question No:2
Within chloroplast, membranous system is made up of
[A] grana
[B] stroma lamellae
[C] stroma
[D] Both (a) and (b)
Question No:3
Calvin cycle is termed as dark reaction because it
[A] is not dependent on light for CO2 fixation in stroma
[B] occurs in dark
[C] is by convention only
[D] requires light
Question No:4
Where does light reaction occur in chloroplast?
[A] Membrane system (grana)
[B] Stroma
[C] Both
[D] None
Question No:5
Which of the following is correct about light reaction?
[A] light is required
[B] ATP is produce during reaction
[C] NADPH is produced during reaction
[D] all
Question No:6
Find out the incorrect statement from the following:
[A] Dark reaction depends on product formed by light reaction
[B] In stroma, enzymatic reactions incorporates CO2 into the plant leading to synthesis of sugar
[C] Purple and green sulphur bacteria use H2 S as hydrogen donar
[D] There is no division of labour in chloroplast
Question No:7
Match the column:
Pigment —-Colour (in chromatogram)
A. Chl a — i) Bright or blue green
B. Chl b – ii) Yellow
C. Xanthophylls – iii) Yellow-Green
D. Carotenoids — iv) Yellow to yellow-orange
[A] A-i, B-ii, C-iii, D-iv
[B] A-i, B-iii, C-ii, D-iv
[C] A-ii, B-i, C-iii, D-iv
[D] A-iii, B-ii, C-i, D-iv
Question No:8
Chief pigment associated with photosynthesis is
[A] Chl b
[B] Chl a
[C] Xanthophyll
[D] Carotenoid
Question No:9
Which light is maximum absorb by Chl ‘a’?
[A] Yellow and Green
[B] Red and Blue
[C] Yellow and Orange
[D] Yellow and Red
Question No:10
Which light shows higher rate of photosynthesis?
[A] Yellow and Green
[B] Red and Blue
[C] Yellow and Orange
[D] Yellow and Red
Question No:11
Light reaction and photochemical phase include
[A] light absorption
[B] water splitting and release of oxygen
[C] ATP and NADPH formation
[D] all
Question No:12
Which of the following is incorrect about photo system?
[A] There are two photo system (PSI and PSII)
[B] PSI and PSII are named in sequence of their discovery
[C] LHC is made up of hundred of pigment molecules which are bounded proteins
[D] Each photo system has all the pigments (Except one molecule of chlorophyll ‘b’)
Question No:13
Select the correct sequence of electron transfer in Z-scheme of light reaction:
[A] e– Acceptor -> ETS (made of cytochrome) -> PSII -> NADP + -> PSI -> e – Acceptor
[B] PSII -> e – Acceptor -> ETS (made of cytochrome) -> PSI -> e – Acceptor H> NADP+
[C] ETS (made of cytochrome) —> PSI -> e – Acceptor -> PSII -> e – Acceptor —> NADP+
[D] e – Acceptor -> PSI -> PSII -> e – Acceptor -> ETS (made of cytochrome) -> NADP +
Question No:14
In Z-scheme, Z-shape is formed when
[A] carriers are placed uphill
[B] carriers are placed downhill
[C] carriers are placed in sequence on a redox potential scale
[D] none of the above
Question No:15
Where water splitting complex associated with PSII is situated?
[A] Inner side of chloroplast outer membrane
[B] Inner side of thylakoid membrane
[C] Outer side of thylakoid membrane
[D] Inner side of chloroplast outer membrane
Photosynthesis Higher Plants Mock Exam-3
CategoriesNEET Biology