Thylakoids in chloroplasts are stacked into___________?
A. Grana
B. Stroma
C. Nucleus
D. None of these
Biology Mcqs
NADPH2 provides___________?
NADPH2 provides___________?
A. assimilatory power
B. chemical energy
C. energized electrons
D. All of these
Light reaction takes place on/in____________?
Light reaction takes place on/in____________?
A. Thylakoid
B. Storma
C. Chloroplast
D. Grana
Reduction in photosynthesis is of____________?
Reduction in photosynthesis is of____________?
A. O2
B. CO2
C. H2O
D. light energy
Which of the following pigment is Blue- green in colour?
Which of the following pigment is Blue- green in colour?
A. Chlorophyll a
B. Chlorophyll b.
C. Chlorophyll c
D. Chlorophyll d.
Molecular formula of chlorophyll ‘a’ molecule is___________?
Molecular formula of chlorophyll ‘a’ molecule is___________?
A. C55H72O5N4Mg
B. C55H70O6N4Mg
C. C50H72O6N4Mg
D. C55H70O5N4Mg
Photosynthesis carried out by terrestrial plants is _________ of total photosynthesis?
Photosynthesis carried out by terrestrial plants is _________ of total photosynthesis?
A. 1-2%
B. 5%
C. 10%
D. 20%
Which of the following statement about the head of a chlorophyll molecule is incorrect?
Which of the following statement about the head of a chlorophyll molecule is incorrect?
A. It is a porphyrin ring or tetrapyrrole ring structure
B. It is flat, square and light absorbing
C. Composed of carbon and nitrogen atoms with Magnesium as central metal ion, which is coordinated with nitrogen.
D. It is hydrophobic
Of the following, which one causes higher production of food in green plants?
Of the following, which one causes higher production of food in green plants?
A. Blue
B. Orange
C. Red
D. Violet
Chlorophyll is insoluble in_____________?
Chlorophyll is insoluble in_____________?
A. Carbon tetrachloride
B. Alcohol
C. Organic solvents
D. Water