NEETprep Bank NEET Botany Cell - The unit of Life Questions Solved


During Grams' staining which is incorrect?

(1) All bacteria take crystal violet stain

(2) Gram +ve bacteria take crystal violet stain

(3) Only Gram –ve bacteria take crystal violet stain

(4) Gram –ve bacteria lose this stain after alcohol

 

 

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Hammerling's experiments on Acetabularia involved exchanging

(1) Cytoplasm

(2) Nucleus

(3) Rhizoid and stalk

(4) Gametes 

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A non-membrane bound organelle found exclusively in animal cells is:

1. Sphaerosome

2. Glyoxisome

3. Peroxisome

4. Centriole

 

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Which of the following are the largest constituentof a typical cell membrane and are also responsible for performing most of the functions of the membrane?

1.Proteins

2.Lipids

3.Glycolipids

4.Glycoproteins

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Cell is the fundamental structural and functional unit of all living organisms because:

(1) Anything less than a complete structure of a cell does not ensure independant living.

(2) The metabolic reactions can only occur inside a living cell.

(3) Nucleic acids present in the cells ensure living state.

(4) The membrane bound organelles cause differentiation for proper functioning.

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Who concluded, based on his studies on plant tissues, that the presence of cell wall is a unique character of plant cells ?

(1) Mathias Schleiden

(2) Theodore Schwann

(3) Rudolph Virchow

(4) Robert Hooke

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Mesosomes in prokaryotes do not help in:

1. Cell wall formation

2. DNA replication

3. Respiration

4. Photosynthesis

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The endomembrane system of a eukaryotic cell does not include:

1. Endoplasmic reticulum

2. Lysosome

3. Vacuole

4. Peroxisome

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The cis and trans faces of the Golgi Apparatus are:

1. Similar but not interconnected

2. Similar and interconnected

3. Entirely different but interconnected

4. Entirely diffrent and not interconnected

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Plastids used in storing proteins are called as:

(1) Amyloplasts

(2) Aleuroplasts

(3) Elaioplasts

(4) Chromoplasts

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