Biology Multiple Choice Questions and Answers for Different Competitive Exams

Multiple Choice Questions on Mitochondria (Mitochondrion)

1. Which of the following is a semi-autonomous organelle?
a) mitochondrion
b) chloroplast
c) both a and b
d) mitochondrion, chloroplast and ribosomes
2. Who coined the term mitochondria
a) Kolliker
b) Flemming
c) Altman
d) Benda
3. Myocardial muscle cells have numerous large mitochondria called as
a) myocardial mitochondrions
b) mitosomes
c) myosomes
d) sarcosomes
4. The number of mitochondria in a cell depends on
a) pH of the cell
b) shape of the cell
c) both a and b
d) functional state of the cell
5. Which of the following statements are true about mitochondria
 mitochndria structure

a) Mitochondria has two envelopes
b) Outer membrane has porin protein channels
b) Inner membrane is not permeable
c) all of these
6. Cristae are
a) The membraneous infolding’s of the outer membrane of mitochondria
b) the jelly like central matrix of mitochondria
c) The membraneous infolding’s of the inner membrane of mitochondria
d) enzymes located on the inner mitochondrial membrane
7. F0-F1 particles meant for ATP synthesis are present on
Fo-F1 ATPase
a) outer mitochondrial membrane attached to the cytosolic or C face
b) outer mitochondrial membrane attached to the Matrix or M face
c) inner mitochondrial membrane attached to the Matrix or M face
d) inner mitochondrial membrane attached to the cytosolic or C face
8. Which of the following stain is used to visualise mitochondrion
a) Janus green
b) Acetocarmine
c) Haematoxylin
d) Orange G
9. Which of the following is the histochemical marker for mitochondrial inner membrane
a) monoamine oxidase
b) cytochrome oxidase
c) malate dehydogenase
d) adenylate kinase
10. Mitoplast are
a) mitochondria without membranes
b) mitochondria without outer membrane
c) mitochondria without inner membrane
d) mitochondrial plastids
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Answers
1. c) both a and b
2. d) Benda
3. d) sarcosomes
4. d) functional state of the cell
5. c) all of these
6. c) The membraneous infolding’s of the inner membrane of mitochondria
7. c) inner mitochondrial membrane attached to the Matrix or M face
8. a) Janus green
9. b) cytochrome oxidase
10. b) mitochondria without outer membrane
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