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question_answer1)
Who observed the "mitochondria'' first
A)
Kolliker done
clear
B)
Robert Brown done
clear
C)
Robert Hooke done
clear
D)
Altmann done
clear
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question_answer2)
The mitochondrial DNA differs from the nuclear DNA because of
A)
Being linear done
clear
B)
Having A = T and C - G done
clear
C)
Lacking binding histones done
clear
D)
Being highly twisted done
clear
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question_answer3)
ATP is formed in [Haryana PMT 1999]
A)
Mitochondria done
clear
B)
Nucleus done
clear
C)
Nucleolus done
clear
D)
Ribosomes done
clear
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question_answer4)
\[{{F}_{1}}\]particles are also called [Pune CET 1998]
A)
Electron transport particles done
clear
B)
Elementary particles done
clear
C)
Cytochromes done
clear
D)
Cristae done
clear
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question_answer5)
Prokaryotic origin of mitochondria was proposed by [Pune CET 1998]
A)
Rabinowitch done
clear
B)
Altmann and Schimper done
clear
C)
Salton done
clear
D)
Morrison done
clear
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question_answer6)
Mitochondria are related to [MP PMT 1999]
A)
Prokaryotes done
clear
B)
Plasmids done
clear
C)
Plastids done
clear
D)
Viruses done
clear
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question_answer7)
\[{{F}_{1}}\]particles / oxysome/ elementary particles are present in [RPMT 1995; CPMT 1999; AFMC 1999; JIPMER 2001; MHCET 2004; Orissa JEE 2004; AIEEE 2004]
A)
Endoplasmic reticulum done
clear
B)
Chloroplast done
clear
C)
Mitochondria done
clear
D)
Golgi complex done
clear
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question_answer8)
The number of mitochondria increases in cells of [MP PMT 1997]
A)
Dormant seeds done
clear
B)
Germinating seeds done
clear
C)
Dry seeds done
clear
D)
Dead seeds done
clear
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question_answer9)
In prokaryotes, the mitochondria are absent. Even then Krebs cycle takes place. What is the site of Krebs cycle in bacteria [Bihar MDAT 1995]
A)
Ribosomes done
clear
B)
Nucleoid done
clear
C)
Cytoplasm done
clear
D)
Mesosomes done
clear
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question_answer10)
The site for cellular respiration is [Bihar MDAT 1995; CPMT 2001, 02]
A)
Nucleus done
clear
B)
Ribosome done
clear
C)
Mitochondria done
clear
D)
ER done
clear
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question_answer11)
Which cell organelle participates in photo-respiration
A)
Chloroplast done
clear
B)
Peroxisome done
clear
C)
Mitochondria done
clear
D)
All the above done
clear
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question_answer12)
Mitochondria arises
A)
By growth and division of pre-existing mitochondria done
clear
B)
From non-mitochondrial membranes done
clear
C)
From precursors of the cytoplasm done
clear
D)
None of the above done
clear
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question_answer13)
Chondriospheres are formed due to
A)
Fusion of mitochondria done
clear
B)
Division of mitochondria done
clear
C)
DNA replication done
clear
D)
Transcription done
clear
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question_answer14)
Mitochondria are the store houses or power house of [KCET 1994; MP PMT 2003]
A)
Fats done
clear
B)
ATP done
clear
C)
Glucose done
clear
D)
Glycogen done
clear
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question_answer15)
Who first introduced the term 'mitochondrion' [KCET 1999; Pb. PMT 2004]
A)
Kolliker done
clear
B)
Robert Brown done
clear
C)
Benda done
clear
D)
Altman done
clear
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question_answer16)
Glycogen occurs in [CPMT 1994]
A)
Mitochondria done
clear
B)
Krab's cycle done
clear
C)
Cytoplasm done
clear
D)
None of these done
clear
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question_answer17)
Which of the following representation correctly explain the function of mitochondrion
A)
B)
C)
D)
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question_answer18)
The proteins, forming the membranes of mitochondria are called
A)
Mitochondrial proteins done
clear
B)
Structural proteins done
clear
C)
Skeletal proteins done
clear
D)
All the above done
clear
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question_answer19)
Mitochondria are non-existent in [MP PMT 1994]
A)
Red algae done
clear
B)
Some bacteria done
clear
C)
Green algae done
clear
D)
Brown algae done
clear
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question_answer20)
Mitochondria supply most of the necessary biological energy by [MP PMT 1994]
A)
Breaking down of sugar done
clear
B)
Oxidizing substrates of TCA cycle done
clear
C)
Reducing NADP done
clear
D)
Breaking down of protein done
clear
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question_answer21)
Mitochondria are usually found in
A)
Reproductive cells done
clear
B)
Vegetative cells done
clear
C)
Both reproductive and vegetative cells done
clear
D)
None of these done
clear
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question_answer22)
Which organelle has electron transport system
A)
Ribosomes done
clear
B)
Sphaerosomes done
clear
C)
Mitochondria done
clear
D)
Lysosomes done
clear
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question_answer23)
Respiratory enzymes are present in [AFMC 1985; CPMT 2001]
A)
Mitochondria done
clear
B)
Chloroplasts done
clear
C)
Golgi bodies done
clear
D)
Lysosomes done
clear
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question_answer24)
Autonomic genome system is present in [AIIMS 1984; MP PMT 2000]
A)
Ribosomes and chloroplasts done
clear
B)
Mitochondria and ribosomes done
clear
C)
Mitochondria and chloroplasts done
clear
D)
Golgi bodies and mitochondria done
clear
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question_answer25)
First plant cell in which mitochondria were observed
A)
Lily done
clear
B)
Nymphea done
clear
C)
Nelumbium done
clear
D)
Nerium done
clear
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question_answer26)
Centre of phosphorylation [AFMC 2000]
A)
Peroxisome done
clear
B)
Oxysome done
clear
C)
Ribosome done
clear
D)
Mitochondria done
clear
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question_answer27)
In which part of mitochondria, ATP is generated [AIIMS 1984, 86]
A)
Matrix done
clear
B)
Cristae done
clear
C)
Outer membrane done
clear
D)
F1 particles (oxysomes) done
clear
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question_answer28)
The reaction of ATP formation is [CPMT 1979]
A)
Exergonic done
clear
B)
Endergonic done
clear
C)
Spontaneous done
clear
D)
Reversible done
clear
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question_answer29)
Function of mitochondria is [DPMT 1982, 85; Manipal 1995]
A)
To provide CoA done
clear
B)
To synthesize PGA done
clear
C)
To release energy during respiration done
clear
D)
All the above done
clear
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question_answer30)
Single mitochondrion is found in [CPMT 1980]
A)
Microsteria done
clear
B)
Rhizopus done
clear
C)
Nostoc done
clear
D)
Ulothrix done
clear
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question_answer31)
Which of the following is correct pair [CBSE PMT 1993]
A)
DNA synthesis - Ribosomes done
clear
B)
Protein synthesis - Smooth E.R. done
clear
C)
Aerobic respiration - Cristae done
clear
D)
Suicidal sacs - Dictyosomes done
clear
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question_answer32)
Oxidative enzymes occurs mostly in [AFMC 1995]
A)
Lysosomes done
clear
B)
Golgi bodiesv done
clear
C)
Mitochondria done
clear
D)
Ribosomes done
clear
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question_answer33)
Mesosomes were taken as
A)
Golgi bodies done
clear
B)
Plastids done
clear
C)
Mitochondria done
clear
D)
Endoplasmic reticulum done
clear
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question_answer34)
In which of the following parts of mitochondria, succinic dehydrogenase enzyme is located [DPMT 1987]
A)
Outer membrane done
clear
B)
Inner membrane done
clear
C)
Perimitochondrial space done
clear
D)
Matrix done
clear
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question_answer35)
Which of the following is present in mitochondria [MP PMT 2002]
A)
Polysome done
clear
B)
Monosome done
clear
C)
Quantasome done
clear
D)
Oxysome done
clear
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question_answer36)
Mitochondria are the site for [MP PMT 1996]
A)
Photophosphorylation done
clear
B)
Oxidative phosphorylation done
clear
C)
Transpiration done
clear
D)
Carboxylation done
clear
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question_answer37)
Which of the following cell organelle is considered to be rich in catabolic enzymes [JIPMER 1987; DPMT 1990, 2003; Pb. PMT 1999; MP PMT 2002; CPMT 2002]
A)
Endoplasmic reticulum done
clear
B)
Lysosome done
clear
C)
Golgi body done
clear
D)
Mitochondria done
clear
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question_answer38)
The size of mitochondrion is [CPMT 1972, 80]
A)
\[5-10\mu \] done
clear
B)
\[50-100\mu \] done
clear
C)
\[0.5-1.0\mu \] done
clear
D)
\[150-300\mu \] done
clear
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question_answer39)
The presence of DNA in mitochondria and chloroplast supports the hypothesis that [CPMT 1989; J&K CET 2002]
A)
Mitochondria and chloroplast both originated as independent free living organisms done
clear
B)
Glycolysis occurs in mitochondria and chloroplast both done
clear
C)
ATP is produced in mitochondria and chloroplast both done
clear
D)
Mitochondria and chloroplast undergo meiosis and mitosis independent of nucleus done
clear
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question_answer40)
Percentage of mitochondrial DNA in the cells is
A)
10% of total cellular DNA done
clear
B)
1% of total cellular DNA done
clear
C)
2.5% of total cellular DNA done
clear
D)
None of the above done
clear
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question_answer41)
Mitochondria are numerous and densely packed in
A)
Inactive tissues done
clear
B)
Less active tissues done
clear
C)
Very active tissues done
clear
D)
Damaged tissues done
clear
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question_answer42)
DNA is present in [MP PMT 1996; AIIMS 2004]
A)
Carboxysomes done
clear
B)
Ribosomes done
clear
C)
Lysosomes done
clear
D)
Mitochondria and chloroplast done
clear
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question_answer43)
The cristae of mitochondria possess [MHCET 2002]
A)
Oxysomes done
clear
B)
Peroxisomes done
clear
C)
Nucleosomes done
clear
D)
Quantasomes done
clear
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question_answer44)
Organelles which are regarded as 'Power house' of the cell and in which the oxidative reactions of the respiratory process takes place are [MP PMT 2004]
A)
Chloroplast done
clear
B)
Ribosomes done
clear
C)
Endoplasmic reticulum done
clear
D)
Mitochondria done
clear
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question_answer45)
Folding of inner membrane of mitochondria are called [MHCET 2004; MP PMT 2004, 05]
A)
Cristae done
clear
B)
Grana done
clear
C)
Calcium oxalate crystals done
clear
D)
Sacs done
clear
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question_answer46)
The "power house" of a cell is ... [KCET 2004]
A)
Mitochondrion done
clear
B)
Lysosome done
clear
C)
Ribososme done
clear
D)
Golgi complex done
clear
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question_answer47)
Rackers particles are found in [Manipal 2005]
A)
Chromosome done
clear
B)
Mitochondria done
clear
C)
Nucleus done
clear
D)
Golgibody done
clear
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