Q. No.The organelle common among prokaryotic and eukaryotic cell is
(1) centrosome
(2) ribosome
(3) peroxisome
(4) glyoxysome
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Which one of the following phenomena is commonly referred as 'cell drinking?
1. Endocytosis
2. Exocytosis
3. Phagocytosis
4. Pinocytosis
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If a chloroplast of plant is isolated and studied in a test tube the investigation is described
as
1. in vivo
2. in vitro
3. in situ
4. none of these.
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An organelle present in plant cells but absent from those of animals is
1. vacuole
2. peroxisome
3. glyoxysomes
4. Both 1. and 3.
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Primary cell wall consists of a loose network of cellulose microfibrils impregnated with a
matrix of
1. glycoprotein and flavoprotein
2. hemicellulose and flavoprotein
3. hemicellulose and pectin
4. flavoprotein and pectin.
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Which of the following is not a true subcellular organelle ?
1. Peroxisome
2. Ribosome
3. Chloroplast
4. Lysosome.
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Golgi body is associated with
1. packaging and storage of material
2. cell wall formation
3. transport of enzyme
4. all of the above
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Which of the following cytoskelelal components of an eukaryotic cell play a major role in
protoplasmic streaming?
1. Microtubules
2. microfilaments
3. Intermediate filaments
4. None of these
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Free radicals in our body have been implicated in
1. ageing
2. certain degenerative disorders
3. neurodegeneration
4. all the above
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Which is not true for prokaryotic cells ?
1. They are smaller than eukaryotic cells.
2. They lack membrane-bound organelles.
3. Their genetic material is localised within nucleoid.
4. They contain a well developed cytoskeleton.
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