← Back to Botany

Photosynthesis In Higher Plants

210 Questions Start Allen Test
All Exams Allen Errorless
Q1 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Oxygen which is liberated during photosynthesis comes from -
A.
Carbon dioxide
B.
Water
C.
Chlorophyll
D.
Phosphoglyceric acid
Q2 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
In which of the following process, the light energy is converted into chemical energy?
A.
Digestive action
B.
Respiration
C.
Photosynthesis
D.
Fermentation
Q3 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
During photosynthesis the oxygen in glucose comes from :-
A.
Water
B.
Carbon dioxide
C.
Oā‚‚ in air
D.
Both from water and COā‚‚
Q4 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Name the scientist, who first pointed out by bell jar experiment that plants purify foul air:
A.
Willstatter
B.
Robert Hooke
C.
Priestley
D.
Jean Senebier
Q5 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Moll's half leaf experiment explains that :-
A.
Carbon dioxide is essential for photosynthesis
B.
Chlorophyll and water are necessary for photosynthesis
C.
Light and water are essential for photosynthesis
D.
All the above are correct
Q6 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Oxygen during photosynthesis comes from water was proved with the help of OĀ¹8 experiment by:-
A.
Ruben and Kamen
B.
Hill
C.
Warburg
D.
Blackman
Q7 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Name the scientist who pointed out the importance of different wavelengths of light using a green algae and aerobic bacteria :-
A.
Priestley
B.
Ingenhousz
C.
K.V. Thimann
D.
Englemann
Q8 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Photosynthesis is :-
A.
Oxidative, exergonic, catabolic
B.
Redox-reaction, endergonic, anabolic
C.
Reductive, exergonic, anabolic
D.
Reductive, endergonic, catabolic
Q9 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
The significance of light and green part in photosynthesis was discovered by :-
A.
Priestley
B.
Ingenhousz
C.
Englemann
D.
Blackman
Q10 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Which one of the following pigment does not occur in the chloroplast?
A.
Carotene
B.
Xanthophyll
C.
Chlorophyll 'b'
D.
Anthocyanin
Q11 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Chlorophyll contains :
A.
Fe
B.
Mg
C.
K
D.
Mn
Q12 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Which pigment is water soluble?
A.
Chlorophyll
B.
Carotene
C.
Anthocyanin
D.
XanthophylI
Q13 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Chlorophyll is present :
A.
In the grana of chloroplasts
B.
On the surface of chloroplasts
C.
Dispersed through out the chloroplasts
D.
In the stroma of chloroplasts
Q14 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Which colour of light gives maximum absorption peak by chlorophyll 'a'?
A.
Blue light
B.
Green light
C.
Violet light
D.
Red light
Q15 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
The number of pigment molecules in photosystem is:
A.
250 - 400
B.
300 - 900
C.
500 - 600
D.
50 -100
Q16 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
The main difference between chlorophyll 'a' and 'b' is:
A.
Chlorophyll 'a' is a linear chain compound and 'b' is branched chain
B.
Chlorophyll 'a' has no ${ \mathsf { M } } { \mathsf { g } } ^ { + }$ ion in center of molecule
C.
In chlorophyll 'a' there is -CHā‚ƒ group whereas in 'b' it is -CHO group
D.
All of the above
Q17 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Basic common structure of all chlorophyll comprises of :-
A.
Cytochrome system
B.
Flavoproteins
C.
Porphyrin system
D.
Plastocyanin
Q18 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
What is the by product of bacterial photosynthesis?
A.
$\mathsf { O } _ { 2 }$
B.
$\mathsf { C O } _ { 2 }$
C.
S
D.
$H _ { 2 } S$
Q19 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Universal chlorophyll is :-
A.
Chl - 'a'
B.
Chl - 'b'
C.
Chl - 'c'
D.
Chl - 'e'
Q20 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Which one of the following is precursor of protochlorophyll?
A.
Acetyl COA
B.
Succinyl COA
C.
Oxaloacetic acid
D.
Ī±-ketoglutarate
Q21 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Photosynthesis is an oxidation reduction process, the materials that is oxidised is :-
A.
$\mathsf { C O } _ { 2 }$
B.
NADP
C.
$H _ { 2 } O$
D.
PGA
Q22 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
During photosynthesis :-
A.
Water is reduced & COā‚‚ is oxidized
B.
$\mathsf { C O } _ { 2 }$ is reduced & water is oxidized
C.
Both $\mathsf { C O } _ { 2 }$ & water get reduced
D.
Both $\mathsf { C O } _ { 2 }$ & water get oxidized
Q23 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Which photosynthetic pigment converts nascent oxygen to molecular oxygen ?
A.
Chlorophyll-a
B.
Carotenoids
C.
Phycobilins
D.
Chlorophyll-b
Q24 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Hill reaction occurs in :-
A.
High altitude plants only
B.
Total darkness
C.
Presence of ferricyanide
D.
Absence of water
Q25 Allen 1. INTRODUCTION TO HOW MANY PIGMENTS ARE INVOLVED IN PHOTOSYNTHESIS MCQ
Photosynthetically active radiation (PAR) represents the following range of wavelength.
A.
400 - 700 nm
B.
500 - 600 nm
C.
450 - 950 nm
D.
340 - 450 nm