Biology 11 chapter 4
Bioenergetics - 11
1.
One molecule of FADH2 gives ___ molecules of ATP?
a) 4
b) 2
c) 5
d) 3
2.
The synthesis of ATP in the presence of oxygen as a result of
energy released by the electron transport system is called as___?
a) photophosphorylation
b) phosphorylation
c) glycolysis
d) oxidative phosphorylation
3.
Which one of the following statement is wrong about Ubiquinone?
a) it is soluble in lipids
b) it is insoluble in water
c) it is a protein
d) it is not a protein
4.
The pigment molecule in the cytochrome contains ___?
a) iron
b) magnesium
c) phosphorus
d) calcium
5.
The chemiosmotic model was proposed by ___?
a) Mitchell
b) Engelmann
c) Kreb
d) Mendel
6.
In anaerobic bacteria, the respiratory electron transport chain is located in the ___?
a) Plasma membrane
b) Cytoplasm
c) Nucleotide region
d) Ribosomes
7.
The production of ATP due to hydrogen ion gradient across a membrane is called as ___?
a) Chemiosmosis
b) phosphorylation
c) respiration
d) photosynthesis
8.
ATP synthase enzyme is present in ___?
a) Cristae of mitochondria
b) nucleus
c) cytoplasm
d) chloroplast
9.
During electron transport system in mitochondria, the movement of electrons between complexes results in ___?
a) Pumping of hydrogen ions from matrix to intermembrane space
b) pumping of hydrogen ions from intermembrane space to matrix
c) pumping of hydrogen ions out of mitochondria
d) pumping of hydrogen ions into the cristae
10.
n chemosynthetic ATP synthesis which one of the following enzyme is used?
a) ATP synthase
b) rubisco
c) cellulase
d) pepsin
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