Which one of the following has its own DNA?

1. Mitochondria

2. Dictyosome

3. Lysosome

4. Peroxisome

Subtopic:  Mitochondria |
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Which of the following is  present in matrix of mitochondria

(1)ribosomes

(2)RNA

(3)DNA

(4)All of the above

Subtopic:  Mitochondria |
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Which of the following is true about mitochondria except

(1) easily visualised under microscope without staining

(2) It’s number in the cell depends on the physiological activity of the cell

(3)It is highly variable in their shape and size

(4)Double membranous structure

Subtopic:  Mitochondria |
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Which structures perform the function of mitochondria in bacteria?

1. Nucleoid

2. Ribosomes

3. Cell wall

4. Mesosomes

Subtopic:  Mitochondria |
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Choose the correct statements –
I. Mitochondria and Chloroplast transfer energy.
II. Mitochondrion is a power-house of cell as it produces most of the cellular ATP.
III. Mitochondria and chloroplast are found in all eukaryotic cells.
IV. Mitochondria are the sites of anaerobic respiration.
V. The matrix of mitochondria posses a single linear DNA, many RNA molecules, 80S ribosomes.

1. IV and V
2. I, II
3. II, IV and V
4. III and V

Subtopic:  Plastids | Mitochondria |
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Select the wrong statement from the following:

1. both chloroplasts and mitochondria contain an inner and an outer membrane

2. both chloroplasts and mitochondria have an internal compartment, the thylakoid

space bounded by the thylakoid membrane

3. both chloroplasts and mitochondria contain DNA

4. the chloroplasts are generally much larger than mitochondria

Subtopic:  Plastids | Mitochondria |
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The two types of cellular organelles that transform energy are:

(1) Chromoplasts and Leucoplasts

(2) Mitochondria and Chloroplasts

(3) Mitochondria and Endoplasmic reticulum

(4) Chloroplasts and Golgi apparatus

 

Subtopic:  Plastids | Mitochondria |
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Unless specifically stained by a vital stain like Janus Green, which of the following will not be visible under a microscope?

1. Rough endoplasmic reticulum

2. Smooth endoplasmic reticulum

3. Golgi apparatus

4. Mitochondria

Subtopic:  Mitochondria |
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Which of  the following is true about mitochondria except

(1)Semi-autonomous organelle

(2)Compartmentalisation is present

(3)Matrix contain 80s ribosomes

(4)Both A and B

Subtopic:  Mitochondria |
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The outer as well as inner membrane of mitochondria 

1.  Form a number of infoldings towards the matrix

2.  Both have a similar amount of  cardiolipin

3.  Have more lipids than proteins 

4.  Have their own specific enzymes 

Subtopic:  Mitochondria |
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